renal artery

Summary

Summary: A branch of the abdominal aorta which supplies the kidneys, adrenal glands and ureters.

Top Publications

  1. ncbi Catheter-based renal sympathetic denervation for resistant hypertension: a multicentre safety and proof-of-principle cohort study
    Henry Krum
    Centre of Cardiovascular Research and Education in Therapeutics, Department of Epidemiology and Preventive Medicine, Monash University, Melbourne, Vic, Australia
    Lancet 373:1275-81. 2009
  2. ncbi Stent placement in patients with atherosclerotic renal artery stenosis and impaired renal function: a randomized trial
    Liesbeth Bax
    Department of Radiology, University Medical Center Utrecht, Utrecht, The Netherlands
    Ann Intern Med 150:840-8, W150-1. 2009
  3. ncbi Epidemiology, associated factors, and prognostic outcomes of renal artery stenosis in chronic heart failure assessed by magnetic resonance angiography
    Ramesh de Silva
    Academic Cardiology, University of Hull, Castle Hill Hospital, Cottingham, East Yorkshire, United Kingdom
    Am J Cardiol 100:273-9. 2007
  4. ncbi Renal artery revascularization improves heart failure control in patients with atherosclerotic renal artery stenosis
    Garvan C Kane
    Division of Cardiovascular Diseases, Department of Internal Medicine, Mayo Clinic, Rochester, MN, USA
    Nephrol Dial Transplant 25:813-20. 2010
  5. pmc The utility of 64 channel multidetector CT angiography for evaluating the renal vascular anatomy and possible variations: a pictorial essay
    Sheo Kumar
    Department of Radiodiagnosis, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, Uttar Pradesh, India
    Korean J Radiol 11:346-54. 2010
  6. ncbi ESH position paper: renal denervation - an interventional therapy of resistant hypertension
    Roland E Schmieder
    University Hospital Erlangen, Nephrology and Hypertension, Erlangen, Germany
    J Hypertens 30:837-41. 2012
  7. ncbi The Hem-o-lok clip is safe for laparoscopic nephrectomy: a multi-institutional review
    Lee Ponsky
    Center for Urologic Oncology and Minimally Invasive Therapies, Case Western Reserve University, University Hospitals, Cleveland, Ohio 44106, USA
    Urology 71:593-6. 2008
  8. ncbi Oxidative stress contributes to renovascular hypertension
    Elizabeth B Oliveira-Sales
    Cardiovascular Division, Department of Physiology, Federal University of Sao Paulo, Santos, Sao Paulo, Brazil
    Am J Hypertens 21:98-104. 2008
  9. ncbi Effect of suprarenal fixation of aortic stent-grafts on the renal artery ostia: assessment of morphological changes by virtual intravascular endoscopy
    Zhonghua Sun
    Discipline of Medical Imaging, Department of Imaging and Applied Physics, Curtin University of Technology, Perth, Western Australia, Australia
    J Endovasc Ther 14:650-60. 2007
  10. ncbi Renovascular reconstruction of grafts with renal artery variations in living kidney transplantation
    Y Kadotani
    Department of Transplantation and Regenerative Surgery, Graduate School of Medical Sciences, Kyoto Prefectural University of Medicine, Kyoto, Japan
    Transplant Proc 37:1049-51. 2005

Detail Information

Publications264 found, 100 shown here

  1. ncbi Catheter-based renal sympathetic denervation for resistant hypertension: a multicentre safety and proof-of-principle cohort study
    Henry Krum
    Centre of Cardiovascular Research and Education in Therapeutics, Department of Epidemiology and Preventive Medicine, Monash University, Melbourne, Vic, Australia
    Lancet 373:1275-81. 2009
    ....
  2. ncbi Stent placement in patients with atherosclerotic renal artery stenosis and impaired renal function: a randomized trial
    Liesbeth Bax
    Department of Radiology, University Medical Center Utrecht, Utrecht, The Netherlands
    Ann Intern Med 150:840-8, W150-1. 2009
    Little is known about the efficacy and safety of renal artery stenting in patients with atherosclerotic renal artery stenosis (ARAS) and impaired renal function.
  3. ncbi Epidemiology, associated factors, and prognostic outcomes of renal artery stenosis in chronic heart failure assessed by magnetic resonance angiography
    Ramesh de Silva
    Academic Cardiology, University of Hull, Castle Hill Hospital, Cottingham, East Yorkshire, United Kingdom
    Am J Cardiol 100:273-9. 2007
    Our aim was to determine the prevalence, morbidity, and mortality associated with the presence of significant renal artery stenosis (RAS) in patients with chronic heart failure (HF), and to explore the use of angiotensin-converting enzyme ..
  4. ncbi Renal artery revascularization improves heart failure control in patients with atherosclerotic renal artery stenosis
    Garvan C Kane
    Division of Cardiovascular Diseases, Department of Internal Medicine, Mayo Clinic, Rochester, MN, USA
    Nephrol Dial Transplant 25:813-20. 2010
    b>Renal artery stenosis (RAS) impacts the pathogenesis and control of heart failure (HF) and may further contribute to increased cardiovascular morbidity and mortality in HF patients...
  5. pmc The utility of 64 channel multidetector CT angiography for evaluating the renal vascular anatomy and possible variations: a pictorial essay
    Sheo Kumar
    Department of Radiodiagnosis, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, Uttar Pradesh, India
    Korean J Radiol 11:346-54. 2010
    ..In this pictorial review, we present the multidetector CT angiography appearances of the normal renal vascular anatomy and a spectrum of various anomalies that require accurate vascular depiction before undergoing surgical treatment...
  6. ncbi ESH position paper: renal denervation - an interventional therapy of resistant hypertension
    Roland E Schmieder
    University Hospital Erlangen, Nephrology and Hypertension, Erlangen, Germany
    J Hypertens 30:837-41. 2012
    ..This position statement intends to facilitate a better understanding of the effectiveness, safety, limitations and issues still to be addressed with RDN...
  7. ncbi The Hem-o-lok clip is safe for laparoscopic nephrectomy: a multi-institutional review
    Lee Ponsky
    Center for Urologic Oncology and Minimally Invasive Therapies, Case Western Reserve University, University Hospitals, Cleveland, Ohio 44106, USA
    Urology 71:593-6. 2008
    To evaluate the safety and reliability of the Hem-o-lok clips for the control of the renal artery during laparoscopic nephrectomies.
  8. ncbi Oxidative stress contributes to renovascular hypertension
    Elizabeth B Oliveira-Sales
    Cardiovascular Division, Department of Physiology, Federal University of Sao Paulo, Santos, Sao Paulo, Brazil
    Am J Hypertens 21:98-104. 2008
    ....
  9. ncbi Effect of suprarenal fixation of aortic stent-grafts on the renal artery ostia: assessment of morphological changes by virtual intravascular endoscopy
    Zhonghua Sun
    Discipline of Medical Imaging, Department of Imaging and Applied Physics, Curtin University of Technology, Perth, Western Australia, Australia
    J Endovasc Ther 14:650-60. 2007
    To investigate the morphological effects of suprarenal fixation of aortic stent-grafts on the renal artery ostia (RaO) by analysis of suprarenal stent wire distribution and vascular calcification across the RaO using virtual intravascular ..
  10. ncbi Renovascular reconstruction of grafts with renal artery variations in living kidney transplantation
    Y Kadotani
    Department of Transplantation and Regenerative Surgery, Graduate School of Medical Sciences, Kyoto Prefectural University of Medicine, Kyoto, Japan
    Transplant Proc 37:1049-51. 2005
    ..We reviewed the outcomes of transplants using allografts with MRA procured by open donor nephrectomy and report two cases requiring vascular reconstruction...
  11. ncbi Renal artery embolization: clinical indications and experience from over 100 cases
    Michael J Schwartz
    Department of Urology, The New York Presbyterian Hospital, Weill Medical College of Cornell University, NY, USA
    BJU Int 99:881-6. 2007
    To review current indications and techniques for renal artery embolization (RAE) and more specifically to review cases of RAE before nephrectomy for treating patients with a large renal mass.
  12. ncbi Rare case of right accessory renal artery originating as a common trunk with the inferior mesenteric artery: a case report
    Marios Loukas
    Harvard Medical School, Tosteson Medical Education Center, Boston, Massachusetts, USA
    Clin Anat 18:530-5. 2005
    ..On the right side, one accessory renal artery originated as a common trunk with the inferior mesenteric artery...
  13. ncbi Evolution of renal oxygen content measured by BOLD MRI downstream a chronic renal artery stenosis
    Nicolas Rognant
    Departement de Nephrologie, Hopital Edouard Herriot, F 69437 Lyon, France
    Nephrol Dial Transplant 26:1205-10. 2011
    ..The aim of this study was to test if renal hypoxia occurs in kidneys downstream a chronic and unilateral renal artery stenosis.
  14. ncbi Anatomic renal artery branch microdissection to facilitate zero-ischemia partial nephrectomy
    Casey K Ng
    USC Institute of Urology, Center for Advanced Robotic and Laparoscopic Surgery, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA
    Eur Urol 61:67-74. 2012
    ..Robot-assisted and laparoscopic partial nephrectomies (PNs) for medial tumors are technically challenging even with the hilum clamped and, until now, were impossible to perform with the hilum unclamped...
  15. ncbi Renal artery aneurysm at the anastomosis after kidney transplantation
    L Asztalos
    First Department of Surgery, University of Debrecen Medical and Health Science Center, Debrecen, Hungary
    Transplant Proc 38:2915-8. 2006
    Vascular complications represent serious problems after kidney transplantation. An aneurysm of the transplanted renal artery is an extremely rare but potentially devastating complication that which occurs in fewer than 1% of recipients...
  16. ncbi Suprarenal fixation of endovascular aortic stent grafts: assessment of medium-term to long-term renal function by analysis of juxtarenal stent morphology
    Mark E O'donnell
    Department of Vascular Surgery, Royal Victoria Hospital, Belfast, United Kingdom
    J Vasc Surg 45:694-700. 2007
    ..A unique validated three-dimensional intraluminal imaging technique was used to analyze the effect of suprarenal stent position relative to renal artery orifices. Also analyzed was its medium-term to long-term effects on renal function.
  17. pmc Early atherosclerosis aggravates the effect of renal artery stenosis on the swine kidney
    Victor H Urbieta-Caceres
    Division of Nephrology and Hypertension, Mayo Clinic, Rochester, Minnesota 55905, USA
    Am J Physiol Renal Physiol 299:F135-40. 2010
    Atherosclerotic renal artery stenosis (ARAS) is increasingly identified in patients with end-stage renal disease. Renal function in ARAS patients deteriorates more frequently than in nonatherosclerotic renal artery stenosis (RAS)...
  18. ncbi Can Doppler ultrasonographic indices of the renal artery predict the presence of supernumerary renal arteries?
    K Ghabili
    Tuberculosis and Lung Diseases Research Center, Tabriz University Medical Sciences, Tabriz, Iran
    Transplant Proc 41:2731-3. 2009
    ..However, this modality is expensive and invasive. The aim of this study was to assess whether Doppler ultrasonographic (DU) indices of the renal artery could predict the presence of supernumerary renal arteries.
  19. ncbi Partial nephrectomy using renal artery perfusion for cold ischemia: functional and oncologic outcomes
    Avi Beri
    Department of Urology, Krankenhaus der Elisabethinen, Linz, Austria
    J Endourol 22:1285-90. 2008
    We present our series on the safety and long-term oncologic and functional outcomes of laparoscopic partial nephrectomy using renal artery perfusion for cold ischemia.
  20. ncbi Clamping of the renal artery in laparoscopic partial nephrectomy: an old device for a new technique
    A Rosales
    Urology Department, Fundacio Puigvert, C Cartagena, 340, 08025 Barcelona, Spain
    Eur Urol 47:98-101. 2005
    We describe our experience with the transient clamping of the renal artery during laparoscopic partial nephrectomy for renal cancer with a double loop clamping device, inspired by the Rumel tourniquet...
  21. ncbi Navigator-gated MR angiography of the renal arteries: a potential screening tool for renal artery stenosis
    Jeffrey H Maki
    Department of Radiology S113, University of Washington, Puget Sound VA Health Care System, 1660 S Colombian Way, Seattle, WA 98108, USA
    AJR Am J Roentgenol 188:W540-6. 2007
    The purpose of our study was to determine how well unenhanced navigator-gated steady-state free precession (Nav SSFP) MR angiography (MRA) performs as a screening test for the detection of renal artery stenosis.
  22. ncbi Isotropic high-spatial-resolution contrast-enhanced 3.0-T MR angiography in patients suspected of having renal artery stenosis
    Ulrich Kramer
    Department of Diagnostic Radiology, University of Tuebingen, Hoppe Seyler Str 3, 72076 Tuebingen, Germany
    Radiology 247:228-40. 2008
    ..of contrast material-enhanced magnetic resonance (MR) angiography performed at 3 T for assessment of renal artery stenosis (RAS) by using parallel acquisition techniques with high acceleration factors and with digital ..
  23. ncbi The human cytomegalovirus UL78 gene is highly conserved among clinical isolates, but is dispensable for replication in fibroblasts and a renal artery organ-culture system
    Detlef Michel
    Abteilung Virologie, Universitatsklinikum, Albert Einstein Allee 11, 89081 Ulm, Germany
    J Gen Virol 86:297-306. 2005
    ..Due to the absence of an in vivo HCMV model, the role of UL78 in the pathogenesis of HCMV infection in humans remains unclear...
  24. ncbi Three-dimensional contrast-enhanced magnetic-resonance angiography of the renal arteries: interindividual comparison of 0.2 mmol/kg gadobutrol at 1.5 T and 0.1 mmol/kg gadobenate dimeglumine at 3.0 T
    Ulrike I Attenberger
    Institute of Clinical Radiology, University Hospitals Grosshadern, Ludwig Maximilians University Munich, Marchioninistr 15, 81377 Munich, Germany
    Eur Radiol 18:1260-8. 2008
    ..0 T for reader 1 and 2). For the proximal renal arteries, median scores were 3 for the left and right renal artery at 1.5 T for both readers. At 3...
  25. ncbi Impact of renal artery multiplicity on outcomes of renal donors and recipients in laparoscopic donor nephrectomy
    Thomas H S Hsu
    James Buchanan Brady Urological Institute, Johns Hopkins Medical Institutions, Baltimore, Maryland 21224, USA
    Urology 61:323-7. 2003
    ..To review our laparoscopic donor nephrectomy experience to determine the impact of multiple renal arteries on renal donor and recipient outcomes. Multiple renal arteries can present a challenge during live laparoscopic donor nephrectomy...
  26. ncbi Successful renovascular reconstruction for renal allografts with multiple renal arteries
    Kazuhide Makiyama
    Department of Urology, Tokyo Women s Medical University, Tokyo, Japan
    Transplantation 75:828-32. 2003
    ..In the present study, we retrospectively reviewed multiple renal artery reconstruction in kidney transplantation to elucidate the usefulness of these grafts.
  27. ncbi Fibromuscular dysplasia causing renal artery aneurysm and renovascular hypertension: a case report
    Andrea Solinas
    Department of Renal Pathology, Unit of Urology, San Michele Hospital, Cagliari, Italy
    Arch Ital Urol Androl 82:181-3. 2010
    b>Renal artery aneurysm is a rare disease and usually is due to fibromuscular dysplasia. We describe a case in a woman who had renovascular hypertension due to aneurysm of fibromuscular dysplasia-associated renal artery.
  28. ncbi Renal denervation to treat resistant hypertension: Guarded optimism
    George Thomas
    Department of Nephrology and Hypertension, Glickman Urological and Kidney Institute, Cleveland Clinic
    Cleve Clin J Med 79:501-10. 2012
    ..But although there is reason for cautious optimism, we should keep in mind that the mechanisms of hypertension are complex and multifactorial, and further study of this novel therapy and its long-term effects is needed...
  29. ncbi Bipolar supernumerary renal artery
    Abolhassan B Shakeri
    Department of Radiology and Angiography, Tabriz University of Medical Sciences, Tabriz, Iran
    Surg Radiol Anat 29:89-92. 2007
    ..We present a case of bilateral accessory renal artery with a striking pre-hilar branching pattern encountered upon digital subtraction angiography (DSA) for imaging ..
  30. ncbi Up-regulation of G-protein-coupled receptors for endothelin and thromboxane by lipid-soluble smoke particles in renal artery of rat
    Yan hua Xie
    Institute of Materia Medica, School of Pharmacy, Fourth Military Medical University, Xi an, Shaanxi, China
    Basic Clin Pharmacol Toxicol 107:803-12. 2010
    ..GPCR up-regulation for thromboxane A(2) (TP), endothelin type A (ET(A) ) and type B (ET(B) ) receptors in renal artery, and if intracellular signal mechanisms are involved...
  31. ncbi Transcatheter renal artery embolization for management of renal and adrenal tumors
    Daniel T Ginat
    Department of Imaging Science and Interventional Radiology, University of Rochester Medical Center, Rochester, NY, USA
    Tech Vasc Interv Radiol 13:75-88. 2010
    ..The most common indications for renal artery embolization include (1) prenephrectomy and preradiofrequency ablation infarction of renal tumors, (2) ..
  32. ncbi Embolic protection and platelet inhibition during renal artery stenting
    Christopher J Cooper
    Cardiovascular Division, University of Toledo, 3000 Arlington Ave, MS 1036, Toledo, OH 43614, USA
    Circulation 117:2752-60. 2008
    Preservation of renal function is an important objective of renal artery stent procedures...
  33. ncbi Saccular aneurysm of graft renal artery: case report
    P De Rosa
    O U General Surgery and Renal Transplantation, A O U OO RR San Giovanni di Dio and Ruggi D Aragona Hospital, Salerno, Italy
    Transplant Proc 43:1213-4. 2011
    ..Our report describes a case of a saccular aneurysm of the donor kidney, renal artery, which was identified during harvesting and repaired on the back-table using a prosthetic patch derived from ..
  34. ncbi Treatment of reoccurring instent restenosis following reintervention after stent-supported renal artery angioplasty
    Thomas Zeller
    Department Angiology, Herz Zentrum Bad Krozingen, Bad Krozingen, Germany
    Catheter Cardiovasc Interv 70:296-300. 2007
    ..following angioplasty of renal instent restenosis is a considerable drawback of stent-supported angioplasty of renal artery stenosis especially in small vessel diameters...
  35. ncbi Renal artery pseudoaneurysm of infectious etiology: a life-threatening complication after renal transplantation
    Christopher Y C Nguan
    London Health Sciences Center, London, Ontario, Canada
    Urology 68:668-9. 2006
  36. ncbi Outcomes of renal artery angioplasty and stenting using low-profile systems
    Brian W Nolan
    Division of Vascular Surgery, Dartmouth Hitchcock Medical Center, One Medical Center Drive, Lebanon, NH 03756, USA
    J Vasc Surg 41:46-52. 2005
    b>Renal artery percutaneous transluminal angioplasty (RPTA) and stenting (RAS) are accepted therapies for selected patients with renovascular hypertension and chronic renal insufficiency...
  37. ncbi High-flow renal arteriovenous fistula treated with the Amplatzer vascular plug: implementation of an arterial and venous approach
    Elias N Brountzos
    Second Department of Radiology, Athens University, Medical School, Attikon University Hospital, 1 Rimini St, 12462, Chaidari, Greece
    Cardiovasc Intervent Radiol 32:543-7. 2009
    ..This case is illustrative of the ease and safety of using this device in high-flow renal AVFs...
  38. ncbi [Aneurysm repair in vitro and renal revascularization and renal autogenous transplantation for complex renal artery aneurysm in solitary kidney]
    Jian Zhang
    Department of Vascular Surgery, Changhai Hospital, Second Military Medical University, Shanghai 200433, China
    Zhonghua Wai Ke Za Zhi 45:1253-6. 2007
    To discuss the safety and feasibility of aneurysm repair in vitro and renal revascularization and renal autogenous transplantation for complex renal artery aneurysm in solitary kidney.
  39. ncbi Enhanced flow velocity after stenting of renal arteries is associated with decreased renal function
    Matthias Girndt
    Medical Department IV, University of the Saarland, Homburg Saar, Germany
    Nephron Clin Pract 105:c84-9. 2007
    Atherosclerotic renal artery stenosis (RAS) is frequently treated by angioplasty and stent placement. Duplex sonography is an established noninvasive technique for patient follow-up...
  40. ncbi Origin of a common trunk for the inferior phrenic arteries from the right renal artery: a new anatomic vascular variant with clinical implications
    On Topaz
    Division of Cardiology, McGuire Veterans Affairs Medical Center, Richmond, VA, USA
    Cardiovasc Revasc Med 11:57-62. 2010
    ..with a new anatomic vascular variant: a common trunk of the inferior phrenic arteries arising from the right renal artery. In one case, the left inferior phrenic branch of the common trunk provided collaterals connecting with a supra-..
  41. ncbi Preventive stent placement for renal artery stenosis prior to emergent coronary artery bypass grafting
    Antonio E Martin-Ucar
    Department of Cardiothoracic Surgery, Walsgrave Hospital, Coventry, England, UK
    J Endovasc Ther 9:218-20. 2002
    To illustrate the benefits of treating severe renal artery stenosis in renally compromised patients prior to surgery for coronary artery disease.
  42. ncbi Renal artery stenting for renal insufficiency in solitary kidney in 26 patients
    A Chatziioannou
    Department of Radiology, Areteion Hospital, Athens, Greece
    Eur J Vasc Endovasc Surg 23:49-54. 2002
    ..to present our experience with stent placement in renal arteries in solitary kidneys for treating renal insufficiency...
  43. ncbi Characterization of adenosine action in isolated rat renal artery. Possible role of adenosine A(2A) receptors
    L Grbovic
    Department of Clinical Pharmacology, Pharmacology and Toxicology, Medical Faculty, University of Belgrade, P O Box 840, 11000 Belgrade, Yugoslavia
    Gen Pharmacol 35:29-36. 2000
    Adenosine (0.1-300 microM) induced concentration- and endothelium-dependent relaxation of rat renal artery (RRA)...
  44. ncbi Sequential anastomosis of accessory renal artery to inferior epigastric artery in the management of multiple arteries in live related renal transplantation: a critical appraisal
    A Kumar
    Department of Urology and Renal Transplantation, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow U P, India
    Clin Transplant 15:131-5. 2001
    ..Cases were grouped according to the reconstruction technique: group A, MRA reconstructed ex vivo into a single renal artery (n=27); group B, MRA with multiple anastomoses in vivo (n =13); group C, MRA with sequential revascularization ..
  45. ncbi When urine is no longer beneficial: renal artery embolisation in severe nephrotic syndrome secondary to amyloidosis
    Yalcin Solak
    Department of Nephrology, Selcuk University, Meram School of Medicine, Meram, Konya, Turkey
    Amyloid 17:24-6. 2010
    b>Renal artery embolisation (RAE) is an interventional radiology procedure which is used to embolise small branches of renal artery. It is mainly used for urologic purposes, i.e...
  46. ncbi Iatrogenic vascular lesions after minimally invasive partial nephrectomy: a multi-institutional study of clinical and renal functional outcomes
    Elias S Hyams
    Brady Urological Institute, Johns Hopkins Hospital, Baltimore, MD, USA
    Urology 78:820-6. 2011
    ..including clinical and renal functional outcomes after treatment of iatrogenic vascular lesions (eg, renal artery pseudoaneurysm, arteriovenous fistula)...
  47. ncbi Renal artery stenosis and aneurysms associated with neurofibromatosis
    Myo Han
    Division of Vascular Surgery, Department of Surgery, State University of New York at Stony Brook, Stony Brook, NY 11794, USA
    J Vasc Surg 41:539-43. 2005
    b>Renal artery lesions associated with neurofibromatosis may involve stenosis and aneurysm formation at all levels of the renal artery to the intraparenchymal branches, and usually are associated with hypertension...
  48. ncbi Relationship between renal resistive index and early target organ damage in patients with never-treated essential hypertension
    Elzbieta Florczak
    Department of Hypertension, Institute of Cardiology, Warsaw, Poland
    Blood Press 18:55-61. 2009
    ..Renal resistive values were independently correlated with carotid IMT and AASI. These may suggest that renal vascular resistance is related to two markers for cardiovascular events both in the hypertensive and normotensive subjects...
  49. ncbi Transcatheter embolization of a high-flow renal arteriovenous fistula with use of a constrained wallstent to prevent coil migration
    Scott Resnick
    Department of Radiology, Northwestern Memorial Hospital, Chicago, Illinois 60611, USA
    J Vasc Interv Radiol 17:363-7. 2006
    ..This method allowed for complete occlusion of a large, high-flow fistula by transcatheter embolization with minimal risk of pulmonary embolization...
  50. ncbi Renal artery stenosis evaluation: diagnostic performance of gadobenate dimeglumine-enhanced MR angiography--comparison with DSA
    Gilles Soulez
    Department of Radiology, Centre Hospitalier de l Universite de Montreal, University of Montreal, 1560 Sherbrooke East, Montreal, QC, Canada H2V 2Z2
    Radiology 247:273-85. 2008
    ..1 mmol per kilogram of body weight gadobenate dimeglumine for depiction of significant steno-occlusive disease (> or =51% stenosis) of renal arteries, with digital subtraction angiography (DSA) as reference standard...
  51. ncbi Transcatheter renal artery embolization: clinical applications and techniques
    Daniel T Ginat
    Department of Imaging Science and Interventional Radiology, University of Rochester Medical Center, Rochester, NY 14642 8648, USA
    Tech Vasc Interv Radiol 12:224-39. 2009
    b>Renal artery embolization is a minimally invasive procedure that is increasingly being used for treatment of a wide range of conditions...
  52. ncbi Delicate percutaneous renal artery stenting minimizes postoperative renal injury and protects kidney in patients with severe atherosclerotic renal artery stenosis and impaired renal function
    Chen Rong Tsao
    Cardiovascular Center, Taichung Veterans General Hospital, Taichung, Taiwan
    Int Heart J 46:1061-72. 2005
    Percutaneous transluminal renal artery stenting (PTRAS) is associated with declining renal function in a non-negligible portion of patients and is inflicted by different mechanisms, including atheroembolism...
  53. ncbi Left ventricular morphology and function in patients with atherosclerotic renovascular disease
    Julian R Wright
    Department of Nephrology, Hope Hospital, Salford, UK
    J Am Soc Nephrol 16:2746-53. 2005
    ..Clinical and biochemical data were collected. Results were analyzed according to renal function, residual renal artery patency, and unilateral or bilateral ARVD. Only 4 (5...
  54. ncbi [Foreign body in proximal ureter after selective embolisation of a renal artery]
    S Blaut
    Urologische Klinik, Krankenhaus Dresden Friedrichstadt, Friedrichstrasse 41, 01067 Dresden
    Urologe A 47:1607-10. 2008
    ..A dislocation of the coils into the ureteropelvic junction was diagnosed. After primary ureteral stenting, the foreign body was removed via ureterotomy...
  55. ncbi Operative mortality for renal artery bypass in the United States: Results from the National Inpatient Sample
    J Gregory Modrall
    Division of Vascular and Endovascular Surgery, Department of Surgery, University of Texas Southwestern Medical Center, and Dallas Veterans Affairs Medical Center, Dallas, TX, USA
    J Vasc Surg 48:317-322. 2008
    The mortality rate for renal artery bypass grafting (RABG) is reported to be 0% to 4% for patients with renovascular hypertension and 4% to 7% for patients with ischemic nephropathy...
  56. ncbi Safety and efficacy of renal artery stenting following suboptimal renal angioplasty for de novo and restenotic ostial lesions: results from a nonrandomized, prospective multicenter registry
    John R Laird
    UC Davis Vascular Center, Lawrence J Ellison Ambulatory Care Center, Ste 3400, Sacramento, CA 95817, USA
    J Vasc Interv Radiol 21:627-37. 2010
    This registry was designed to evaluate the Bridge Extra Support renal stent system (Medtronic, Santa Rosa, California) in the treatment of renal artery ostial lesions following suboptimal percutaneous transluminal renal angioplasty (PTRA).
  57. ncbi Transplanting a kidney with a renal artery aneurysm--a case report and literature review
    B Chiu
    Division of Vascular Surgery, Department of Surgery, Northwestern University Medical School, Chicago, IL, USA
    Vasc Surg 35:321-4. 2001
    As a rare postoperative complication, renal artery aneurysm has been reported in 0.95% of kidney transplants. A renal artery aneurysm was repaired prior to transplantation of the kidney.
  58. ncbi Transplantation of kidneys with renal artery aneurysm
    Santosh A Olakkengil
    Department of Surgery Renal Transplantation Unit, The Queen Elizabeth Hospital, Woodville, SA, Australia
    Clin Transplant 25:E516-9. 2011
    The use of kidneys from a select group of living and deceased donors with renal artery aneurysms (RAA) is a novel way to increase the number of organs available for transplantation...
  59. ncbi Bilateral renal artery embolization in a case with severe proteinuria secondary to amyloidosis in a hemodialysis patient
    Faruk Turgut
    Department of Nephrology, Fatih University School of Medicine, Emek 06490, Ankara, Turkey
    Amyloid 14:157-8. 2007
    ..We submit a case with severe proteinuria and hypoalbuminemia, and end-stage renal disease secondary to bronchiectasis-related amyloidosis. Bilateral embolization of the renal arteries was performed to prevent loss of albumin...
  60. pmc Outcome of renal stenting for renal artery coverage during endovascular aortic aneurysm repair
    Jade S Hiramoto
    Division of Vascular Surgery, University of California, San Francisco Medical Center, San Francisco, Calif, USA
    J Vasc Surg 49:1100-6. 2009
    This study was conducted to determine the outcome of adjunctive renal artery stenting for renal artery coverage at the time of endovascular abdominal aortic aneurysm repair (EVAR).
  61. ncbi Erythromelalgia as a presenting manifestation in a patient with essential thrombocythemia complicating renovascular hypertension due to unilateral renal artery stenosis
    Jin Wuk Hur
    Division of Rheumatology, Department of Internal Medicine, The Hospital for Rheumatic Diseases, Hanyang University, 17 Haengdang dong, Seoul, 133 792, Korea
    Rheumatol Int 26:83-5. 2005
    ..Renal angiography showed obvious stenosis in unilateral right renal artery. Her erythromelalgia immediately disappeared following interventional therapy along with aspirin...
  62. ncbi CT angiography of renal artery anatomy for evaluating embolic protection devices
    Mallik R Thatipelli
    Department of Radiology, Mayo Clinic, Rochester, MN 55905, USA
    J Vasc Interv Radiol 18:842-6. 2007
    ..To determine which commercially available embolic protection devices are suitable for use in renal arteries...
  63. ncbi Left laparoscopic radical nephrectomy with direct access to the renal artery: technical advantages
    Francesco Porpiglia
    Department of Urology, University of Turin, San Luigi Hospital, Orbassano TO, Italy
    Eur Urol 49:1004-10. 2006
    To evaluate the technical advantages of early ligature of the renal artery at the level of the Treitz ligament during left laparoscopic radical nephrectomy (LRN).
  64. pmc Temporary segmental renal artery occlusion using reverse phase polymer for bloodless robotic partial nephrectomy
    Alireza Moinzadeh
    Lahey Clinic, Burlington and Pluromed, Inc, Woburn, Massachusetts 01805, USA
    J Urol 182:1582-7. 2009
    ..We developed a technique for angiographic delivery of the novel intra-arterial reverse thermoplastic polymer LeGoo-XL that allows temporary selective vascular occlusion with normal perfusion of the remaining kidney...
  65. ncbi Direct access to the renal artery at the level of treitz ligament during left radical laparoscopic transperitoneal nephrectomy
    Francesco Porpiglia
    Division of Urology, Department of Clinical and Biological Sciences University of Turin, San Luigi Hospital, Regione Gonzole 10, 10043 Orbassano, Turin, Italy
    Eur Urol 48:291-5. 2005
    To describe and demonstrate the feasibility of early ligature of the renal artery using a direct access to the renal pedicle at the level of the Treitz ligament during left transperitoneal radical laparoscopic nephrectomy.
  66. ncbi Renal artery aneurysms in kidney grafts
    Gianpiero Gravante
    General Surgery Department, University Tor Vergata, Rome, Italy
    Am J Surg 196:e46-7. 2008
    ..b>Renal artery aneurysms (RAAs) are an uncommon entity whose incidence is approximately .01%-...
  67. ncbi A 10-year review of blunt renal artery injuries at an urban level I trauma centre
    Stuart J D Chow
    Grant Medical Center, Columbus, Ohio, 111 South Grant, Columbus, OH 43215, USA
    Injury 40:844-50. 2009
    ..Blunt renal artery injury (BRAI) is a high-grade injury that may result in renal dysfunction, hypertension, or failure.
  68. ncbi Non-invasive investigations of potential renal artery stenosis in renal insufficiency
    Per Eriksson
    Nephrology IMH, Linkoping University, Sweden
    Nephrol Dial Transplant 25:3607-14. 2010
    The diagnostic value of non-invasive methods for diagnosing renal artery stenosis in patients with renal insufficiency is incompletely known.
  69. ncbi Contemporary management of giant renal and visceral arteriovenous fistulae
    Nitin Garg
    Division of Vascular and Endovascular Surgery, College of Medicine, Mayo Clinic, Rochester, Minnesota 55905, USA
    J Endovasc Ther 18:811-8. 2011
    ..To evaluate our experience with treatment of giant arteriovenous fistulae (AVFs) involving the renal and visceral vasculature and assess outcomes...
  70. ncbi Early ligature of renal artery during radical laparoscopic transperitoneal nephrectomy: description of standard technique and direct access
    Francesco Porpiglia
    Divisione Universitaria di Urologia, Dipartimento di Scienze Cliniche e Biologiche, Universita degli Studi di Torino, Ospedale San Luigi, Orbassano Torino, Italy
    J Endourol 19:623-6; discussion 626-7. 2005
    We compared two techniques of early ligature of the renal artery during transperitoneal laparoscopic radical nephrectomy: a standard technique and a direct approach to the artery.
  71. ncbi [Renal artery fibromuscular dysplasia]
    Laurence Amar
    Universite Paris Descartes, 75270 Paris Cedex 06, France
    Presse Med 40:720-5. 2011
    ..A recent meta-analysis showed the cure rates using current definitions of hypertension cure are only 36% and 54% after angioplasty and surgery, respectively...
  72. ncbi 8-isoprostaglandin E(2) activates Ca(2+)-dependent K(+) current via cyclic AMP signaling pathway in murine renal artery
    Yongde Zhang
    Department of Medicine, McMaster University, Firestone Institute of Respiratory Health, St Joseph s Healthcare, 50 Charlton Avenue East, Hamilton, Ontario, Canada, L8N 4A6
    Eur J Pharmacol 520:22-8. 2005
    ..We conclude that 8-iso PGE(2) enhances Ca(2+)-dependent K(+) currents in murine renal artery through a cAMP-dependent pathway which may involve internally sequestered Ca(2+).
  73. ncbi Renal artery assessment with nonenhanced steady-state free precession versus contrast-enhanced MR angiography
    Rolf Wyttenbach
    Department of Radiology, Ospedale San Giovanni Bellinzona, CH 6500 Bellinzona, Switzerland, and Department of Radiology, University of Aachen, Aachen, Germany
    Radiology 245:186-95. 2007
    ..three-dimensional (3D) steady-state free precession (SSFP) magnetic resonance (MR) angiography for detection of renal artery stenosis (RAS), with breath-hold contrast material-enhanced MR angiography performed as the reference standard.
  74. ncbi Renal artery interventions during infrarenal endovascular aortic repair: a greater potential of subsequent failure?
    Clinton D Protack
    Department of Cardiovascular Surgery, Methodist DeBakey Heart and Vascular Center, The Methodist Hospital, 6550 Fannin Street, Houston, TX 77030, USA
    J Vasc Interv Radiol 21:459-64. 2010
    To determine the anatomic and functional outcomes of renal artery interventions during endovascular aortic aneurysm repair (EVAR) and compare them with renal artery interventions without EVAR.
  75. ncbi Transcatheter embolization of a huge renal arteriovenous fistula with Amplatzer Vascular Plug
    Chen Hsiang Shih
    Department of Internal Medicine, E Da Hospital, No 1 E DA Road, Jiau Shu Tsuen, Yan Chau Shiang, Kaohsiung 824, Taiwan
    Heart Vessels 25:356-8. 2010
    ..with the largest size of 30 mm in disk diameter was deployed to block the fistula, with balloons inflated at renal artery and vein in advance, to reduce the renal flow in order to prevent plug migration...
  76. ncbi Renal artery stenting in patients with a solitary functioning kidney
    R Cioni
    Department of Oncology, Transplants and Advanced Technologies in Medicine, University of Pisa, Italy
    Cardiovasc Intervent Radiol 24:372-7. 2001
    To retrospectively evaluate the results of renal artery stenting in patients with renovascular disease and a solitary functioning kidney.
  77. ncbi Renal hemodynamics and oxygenation in transient renal artery occluded rats evaluated with iron-oxide particles and oxygenation-sensitive imaging
    Michael Pedersen
    MR Research Centre, Aarhus University Hospital, Aarhus, Denmark
    Z Med Phys 20:134-42. 2010
    ....
  78. ncbi ECG-gated nonenhanced 3D steady-state free precession MR angiography in assessment of transplant renal arteries: comparison with DSA
    Rotem S Lanzman
    Institute of Radiology, University Hospital Dusseldorf, Moorenstr 5, 40225 Dusseldorf, Germany
    Radiology 252:914-21. 2009
    ..To evaluate noncontrast material-enhanced steady-state free precession (SSFP) magnetic resonance (MR) angiography in the assessment of transplant renal arteries (RAs) by using digital subtraction angiography (DSA) as the reference standard...
  79. ncbi Comprehensive assessment of renal function and vessel morphology in potential living kidney donors: an MRI-based approach
    Cristina Rossi
    Section of Experimental Radiology, Department of Diagnostic and Interventional Radiology, Eberhard Karls University of Tubingen, Germany
    Invest Radiol 44:705-11. 2009
    ..To test the feasibility of a single MR-based examination allowing for the comprehensive assessment of renal anatomy, function, and vascular status in candidates for kidney transplantation...
  80. ncbi Direct comparison of sensitivity encoding (SENSE) accelerated and conventional 3D contrast enhanced magnetic resonance angiography (CE-MRA) of renal arteries: effect of increasing spatial resolution
    R Muthupillai
    Department of Radiology, St Luke s Episcopal Hospital, Houston, Texas, USA
    J Magn Reson Imaging 31:149-59. 2010
    ....
  81. ncbi The feasibility of spatial high-resolution magnetic resonance angiography (MRA) of the renal arteries at 3.0 T
    H J Michaely
    Institut fur Klinische Radiologie, Ludwig Maximilians Universitat, Munchen, Marchioninistr 15, 81337 München
    Rofo 177:800-4. 2005
    ..To evaluate the feasibility of high-spatial resolution magnetic resonance angiography (MRA) of the renal arteries at 3.0 T...
  82. ncbi Free-breathing renal magnetic resonance angiography with steady-state free-precession and slab-selective spin inversion combined with radial k-space sampling and water-selective excitation
    Marcus Katoh
    Department of Diagnostic Radiology, University Hospital Aachen, University of Technology RWTH, Germany
    Magn Reson Med 53:1228-33. 2005
    ..The addition of water-selective excitation could not improve the lower CNR in radial scanning...
  83. ncbi Late erosion of a prophylactic Celect IVC filter into the aorta, right renal artery, and duodenal wall
    Robert D Becher
    Department of Vascular and Endovascular Surgery, Wake Forest University, Winston Salem, NC, USA
    J Vasc Surg 52:1041-4. 2010
    ..with retrievable inferior vena cava (IVC) filter-related pseudoaneurysms of the infrarenal aorta and right renal artery, with associated erosion into the duodenal wall...
  84. ncbi Transplant renal artery stenosis: association with acute vascular rejection
    J E Fernández-Nájera
    Servicio de Nefrologia, Hospital Universitario Doctor Peset, Valencia, Spain
    Transplant Proc 38:2404-5. 2006
    Transplant renal artery stenosis, the prevalence of which varies from 2% to 12%, is an important cause of hypertension and allograft dysfunction...
  85. ncbi A rare cause of renovascular hypertension: Takayasu arteritis with only renal artery involvement
    Ali Borazan
    Mustafa Kemal University Faculty of Medicine, Department of Nephrology, Hatay, Turkey
    Ren Fail 31:327-31. 2009
    ..Disease affecting solely the renal arteries is rare. We will present a case that had hypertension, hypokalemia, and metabolic alkalosis where the etiology was type 2 Takayasu arteritis, affecting renal arteries...
  86. ncbi Lifestyle interventions, insulin resistance, and renal artery stiffness in essential hypertension
    Guglielmo M Trovato
    Dipartimento di Medicina Interna, Istituto di Medicina Interna e Terapia Medica Facoltà di Medicina e Chirurgia, Universita di Catania, Italy
    Clin Exp Hypertens 32:262-9. 2010
    ..Persistence of IR can be tentatively assumed as a steady sign, persistent also after extended lifestyle intervention in EH, further warranting more intensive dietary interventions...
  87. ncbi High-resolution renal MRA: comparison of image quality and vessel depiction with different parallel imaging acceleration factors
    Henrik J Michaely
    Department of Clinical Radiology, University Hospitals Grosshadern, Ludwig Maximilians University, Munich, Germany
    J Magn Reson Imaging 24:95-100. 2006
    ..To investigate the image quality and vessel depiction of renal MRA with integrated parallel imaging techniques (iPAT) using acceleration factors of 2 and 3...
  88. ncbi Can renal dimensions and the main renal artery diameter indicate the presence of an accessory renal artery? A 64-slice CT study
    Selma Uysal Ramadan
    Department of Radiology, Ankara Training and Research Hospital, Ankara, Turkey
    Diagn Interv Radiol 17:266-71. 2011
    To evaluate whether renal dimensions and the main renal artery (mRA) diameter can provide indirect evidence of the presence or absence of accessory renal arteries (aRA).
  89. ncbi Coffee, nutritional status, and renal artery resistive index
    Guglielmo M Trovato
    Dipartimento di Medicina Interna, Istituto di Medicina Interna e Terapia Medica, Facoltàdi Medicina e Chirurgia, Universita di Catania, Catania, Italy
    Ren Fail 32:1137-47. 2010
    ..Cardiovascular impact of several nutrients is known; among them the action of coffee is still debated and cardiovascular effect of caffeine has been investigated without definite results...
  90. ncbi Laparoscopic partial nephrectomy with segmental renal artery clamping: technique and clinical outcomes
    Pengfei Shao
    Department of Urology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China
    Eur Urol 59:849-55. 2011
    ..The technique of segmental renal artery clamping emerges as an alternative to conventional renal artery clamping for renal hilar control.
  91. ncbi High-resolution magnetic resonance angiography of the renal arteries using parallel imaging acquisition techniques at 3.0 T: initial experience
    Ulrich Kramer
    Department of Cardiovascular MR Research, University of Los Angeles, Los Angeles, California, USA
    Invest Radiol 41:125-32. 2006
    ..The purpose of this prospective study was to investigate the feasibility of high-resolution magnetic resonance angiography (MRA) of the kidneys at 3.0 T using parallel data acquisition...
  92. ncbi Renal transplant: nonenhanced renal MR angiography with magnetization-prepared steady-state free precession
    Xin Liu
    Department of Radiology, Northwestern University, 737 N Michigan Ave, Suite 1600, Chicago, IL 60611, USA
    Radiology 251:535-42. 2009
    ..Results suggest SSFP MR angiography permits image quality of renal transplant arteries and detection of arterial stenosis comparable with those at contrast-enhanced MR angiography...
  93. ncbi Steady-state free precession MRA of the renal arteries: breath-hold and navigator-gated techniques vs. CE-MRA
    Jeffrey H Maki
    Puget Sound VA Health Care System, Department of Radiology, Seattle, Washington, USA
    J Magn Reson Imaging 26:966-73. 2007
    To explore the use of breath-hold and navigator-gated noncontrast Steady State Free Precession (SSFP) MR angiography (MRA) protocols for the evaluation of renal artery stenosis (RAS).
  94. ncbi Effect of suprarenal versus infrarenal aortic endograft fixation on renal function and renal artery patency: a comparative study with intermediate follow-up
    L Louis Lau
    Section of Vascular Surgery, Department of General Surgery, Mayo Clinic Jacksonville, 4500 San Pablo Rd, Jacksonville, FL 32224, USA
    J Vasc Surg 37:1162-8. 2003
    ..However, concern persists regarding the long-term effect on renal function when renal artery ostia are crossed by the uncovered stent...
  95. ncbi MR angiography of the renal arteries: intraindividual comparison of double-dose contrast enhancement at 1.5 T with standard dose at 3 T
    Christoph U Herborn
    Department of Radiology, Scott and White Clinic and Hospital, Temple, TX, USA
    AJR Am J Roentgenol 190:173-7. 2008
    ..The purpose of this study was to compare prospectively and within subjects use of 0.1 mmol/kg of gadodiamide at 3 T with use of 0.2 mmol/kg of gadodiamide at 1.5 T for MR angiography of the renal arteries...
  96. ncbi Clinical benefit of renal artery angioplasty with stenting for the control of recurrent and refractory congestive heart failure
    Bruce H Gray
    Department of Vascular Medicine and Surgery, Greenville Hospital System, Greenville, SC 29605, USA
    Vasc Med 7:275-9. 2002
    b>Renal artery stenosis (RAS) may cause hypertension, azotemia, episodes of flash pulmonary edema and congestive heart failure. Renal artery angioplasty and stenting was performed in 207 patients from 1991 to 1997...
  97. ncbi Noninvasive evaluation of a novel swine model of renal artery stenosis
    L O Lerman
    Department of Internal Medicine, Mayo Clinic, Rochester, Minnesota 55905, USA
    J Am Soc Nephrol 10:1455-65. 1999
    Intrarenal hemodynamics and excretory function distal to renal artery stenosis are difficult to quantify noninvasively...
  98. pmc Two-stent strategy for renal artery stenosis with bifurcation lesion
    Hong Bing Yan
    Department of Cardiology, Beijing Anzhen Hospital, Capital Medical University, China
    J Zhejiang Univ Sci B 11:561-7. 2010
    b>Renal artery stenosis (RAS) with a bifurcation lesion is a challenge for interventional therapy. The aim of this study is to summarize our experience in RAS with a bifurcation lesion...
  99. ncbi Renal artery thrombosis caused by stent fracture in a single kidney patient
    Nikolaos Bessias
    Department of Vascular Surgery, Red Cross Hospital of Athens, Greece
    J Endovasc Ther 12:516-20. 2005
    To report a case of incomplete expansion, fracture, and thrombosis of a stent in the renal artery.
  100. ncbi Inflammatory pseudotumor of the kidney with renal artery penetration
    Yuko Nakamura
    Department of Radiology, Hiroshima City Hospital, Hiroshima, Japan
    Radiat Med 25:541-7. 2007
    ..5 cm in the lower portion of the left kidney. Contrast-enhanced CT showed that branches of the renal artery without encasement penetrated the tumor; there was a little enhancement in the mass on the arterial phase and ..
  101. ncbi The benefit of STent placement and blood pressure and lipid-lowering for the prevention of progression of renal dysfunction caused by Atherosclerotic ostial stenosis of the Renal artery. The STAR-study: rationale and study design
    Liesbeth Bax
    University Medical Centre Utrecht, The Netherlands
    J Nephrol 16:807-12. 2003
    Atherosclerotic renal artery stenosis (ARAS) is associated with progressive loss of renal function and is one of the most important causes of renal failure in the elderly...

Research Grants63

  1. Sutureless Laparoscopic Partial Nephrectomy Using Laser Tissue Welding: Preclinic
    Yasmin Wadia; Fiscal Year: 2013
    ..All subjects will undergo occlusion of the renal artery and resection of the tumor...
  2. Exercise training and blood pressure in hypertension: integrated mechanisms
    Noreen F Rossi; Fiscal Year: 2012
    ..b>Renal artery stenosis occurred in 28% of Veterans undergoing cardiac catheterization with a greater than 3-fold risk in ..
  3. Improved Adventitial Sirolimus Therapy for Peripheral Artery Restenosis
    KIRK SEWARD; Fiscal Year: 2010
    ..techniques and (c) therapeutic success in PAD could be rapidly translated to settings such as coronary and renal artery restenosis or restenosis following coronary and peripheral bypass grafting...
  4. CT imaging for the assessment of kidney injury distal to renal artery stenosis
    Lilach O Lerman; Fiscal Year: 2013
    ..MV remodeling interferes with adaptation to ischemic insult (acute or chronic renal artery obstruction);3. MCP-1 contributes to MetS-induced renal microvascular alterations...
  5. Subclinical Renal Artery Atherosclerosis, Kidney Function and Hypertension
    Matthew A Allison; Fiscal Year: 2011
    ..In this proposal, we hypothesize that local (i.e. renal artery) subclinical atherosclerosis is significantly and independently associated with kidney function, blood pressure,..
  6. Microcirculation in Renovascular Hypertension
    ALEJANDRO ROBERTO CHADE; Fiscal Year: 2013
    DESCRIPTION (provided by applicant): Microcirculation in Renovascular Hypertension Renal artery stenosis (RAS) is becoming a more common etiology of end-stage renal disease...
  7. Transcranial Sonothrombolysis with Diagnostic Ultrasound
    Thilo Hoelscher; Fiscal Year: 2013
    ..Aim 2 - In Vivo Sonothrombolysis A rabbit renal artery model has been established. Based on an erythrocyte-rich thrombus model local thrombosis is induced...
  8. OXIDATIVE STRESS AND KIDNEY OXYGEN USAGE
    William J Welch; Fiscal Year: 2012
    ..Narrative: Ischemia, the lack of efficient oxygen delivery is the most common cause of acute renal failure and renal artery stenosis causing renal ischemia is the second most common cause of secondary hypertension...
  9. MR Angiography and Renography for Renovascular Disease
    Vivian S Lee; Fiscal Year: 2013
    ..Its diagnosis is problematic because renal artery stenosis (RAS) alone is insufficient for diagnosis...
  10. (Pro)renin receptor and renovascular hypertension
    Helmy M Siragy; Fiscal Year: 2013
    ..Our preliminary data demonstrated that renal PRR expression is increased in response to low sodium intake and renal artery clipping of 2-kidney-1-clip hypertension rat model (2K1C), and that PRR contributes to the regulation of ..
  11. CORAL: Economics and QOL Core Laboratory
    David J Cohen; Fiscal Year: 2013
    Health-relatedness and Long-term Objectives: Atherosclerotic renal artery stenosis is a common problem for which there is no clear consensus on diagnosis or therapy...
  12. Renal Processing of Albumin
    Oliver Smithies; Fiscal Year: 2010
    ..To test the diffusion postulate we will evaluate the renal distribution of tagged proteins when the renal artery is temporarily clamped following a protocol comparable to that used by Ryan &Karnovsky (1976)...
  13. Coral: Central GFR and Biochemistry Laboratory
    Michael W Steffes; Fiscal Year: 2012
    Health-relatedness and Long-term Objectives: Atherosclerotic renal artery stenosis is a common problem for which there is no clear consensus on diagnosis or therapy...
  14. Prepregnancy Phenotype and Predisposition to Preeclampsia
    IRA MARK BERNSTEIN; Fiscal Year: 2013
    ..to pregnancy through the third trimester, are strongly associated with volumetric renal blood flow changes and renal artery shear stress during the course of pregnancy;and these responses will be predicted by prepregnancy renal ..
  15. CORAL: Clinical Coordinating Center
    Christopher J Cooper; Fiscal Year: 2013
    Health-relatedness and Long-term Objectives: Atherosclerotic renal artery stenosis is a common problem for which there is no clear consensus on diagnosis or therapy...
  16. Role of Tie-1 in Vascular Inflammation and Atherosclerosis
    BARDEN CHUNKONG CHAN; Fiscal Year: 2012
    ..Atherosclerosis is the main cause of renal artery stenosis (RAS), accounting for 90% of the cases...
  17. Improved Adventitial Rapamycin Therapy for Peripheral Artery Restenosis
    KIRK SEWARD; Fiscal Year: 2013
    ..techniques and (c) therapeutic success in PAD could be rapidly translated to settings such as coronary and renal artery restenosis or restenosis following coronary and peripheral bypass grafting...
  18. Role of CC chemokine signaling in hyperglycemic renal artery stenosis
    JOSEPH PETER GRANDE; Fiscal Year: 2013
    ..by applicant): Optimal management of patients with renovascular hypertension (RVH) due to atherosclerotic renal artery stenosis (RAS) is a matter of considerable controversy...
  19. Motion-compensated PC HYPR VIPR for Renal MR Angiography
    Oliver Wieben; Fiscal Year: 2012
    ..could significantly improve the non-invasive assessment of patients currently identified by MRI with a moderate renal artery stenosis (50-75%)...
  20. Embolic Protection During Renal Artery Stenting
    Matthew S Edwards; Fiscal Year: 2010
    ..Angioplasty and stenting (PTAS) of the renal artery has demonstrated beneficial effects with regard to improving blood pressure control...
  21. Internal Polymeric Vessel Occluder for Temporary Vascular Occlusion of the Kidney
    PETER NATHAN MADRAS; Fiscal Year: 2010
    ..By injecting LeGoo-XL into a segmental branch of the renal artery, blood flow is reversibly interrupted to that renal segment destined for resection while normal flow is ..
  22. PREGNANCY & HORMONE EFFECTS ON KIDNEY & URINARY TRACT
    Linda Shortliffe; Fiscal Year: 1999
    ..Relative renal artery flow rates obtained in the physiologic studies will be correlated with those obtained by MRI studies...
  23. Internal Polymeric Vessel Occluder for Temporary Vascular Occlusion of the Kidney
    PETER MADRAS; Fiscal Year: 2007
    ..In this approach, the renal artery leading to the diseased kidney is infused with the reverse thermosensitive gel...
  24. CONTROL OF THE CIRCULATION DURING THERMAL STRESS
    DUANE PROPPE; Fiscal Year: 1991
    ..Each baboon will be chronically instrumented with a flow probe around an external iliac artery or a renal artery, and catheters for infusions of drugs and solutions, blood sampling, and measurements of arterial blood ..
  25. NITRIC OXIDE AND MEDIATING PRESSURE NATRIURESIS
    DEWAN MAJID; Fiscal Year: 2000
    ..be used to reduce renal arterial pressure which will be measured through a needle cannula inserted into the renal artery. Intrarenal administration of drugs will be made through this needle cannula...
  26. MR-Guided Endovascular Intervention Using Off-Resonance Contrast Angiography
    Robert R Edelman; Fiscal Year: 2010
    ..3D trueFISP acquisition will be the reference standard;(2) demonstrate capability for facilitating renal artery catheterization, comparing outcomes between the techniques using efficacy and safety as endpoints...
  27. STEROIDS /VASCULAR REACTIVITY /NITRIC OXIDE PRODUCTION
    Maureen Keller Wood; Fiscal Year: 2002
    ..and nNOS protein measured by Western analysis and mRNA by RT-PCR in aorta, uterine artery, mesenteric artery, renal artery, renal interlobular artery, renal medulla and cortex, and skeletal muscle, taken from animals in the same 4 ..
  28. Polyamine metabolism in heart and kidney ischemic injury
    Manoocher Soleimani; Fiscal Year: 2005
    ..hybridization on RNA from normal rat kidneys and kidneys of animals subjected to 30 min of ischemia (renal artery ligation) followed by 12 hrs of reperfusion was performed...
  29. HORMONAL CONTROL OF GROWTH
    CHARLES NICOLL; Fiscal Year: 1992
    ..to the GFs on the growth and differentiation of these embryos will be studied by infusing them into the right renal artery. The effects of hormones and GFs on growth of cartilage and muscle will be determined by infusing them into the ..
  30. CONFERENCE ON GENOMIC INSTABILITY AND DYSREGULATION
    Charles Fox; Fiscal Year: 1991
    ..Bubbles will be generated in the renal artery, parenchyma, collecting system, ureter, vena cava and in the urinary bladder (a relatively easy site suitable ..
  31. MRI-Guided Angioplasty of Renal Artery Stenosis
    Reed Omary; Fiscal Year: 2005
    ..rate, and procedure time for MRI-guided and x-ray guided percutaneous transluminal balloon angioplasty (PTA) of renal artery stenosis are similar; and 3) Successful MRI-guided PTA of renal artery stenosis improves kidney function as ..
  32. Autologous Progenitor Cells Delivery in Renovascular Disease
    Lilach Lerman; Fiscal Year: 2009
    ..Atherosclerotic renal artery stenosis (ARAS), a common etiology of chronic kidney disease and renovascular hypertension, amplifies ..
  33. NEURAL CONTROL OF FLUID HOMEOSTASIS IN HYPERTENSION
    Gregory Fink; Fiscal Year: 2001
    ..Recent work, moreover, showed that both stenosis of a renal artery and experimental chronic renal failure (reduction in renal mass) also produced such enhancement (to the slow ..
  34. Coronary Vasa Vasorum - Role of 3D Branching Geometry
    Erik Ritman; Fiscal Year: 2009
    ..This will involve analysis of coronary arteries of pigs with diet-induced hypercholesterolemia or renal artery stenosis (stent-induced) arterial hypertension, both being risk factors for atherogenesis...
  35. Smash Contrast-Enhanced 3D MR Angiography
    Robert Edelman; Fiscal Year: 2002
    ..2. To evaluate SMASH CE-3DMRA using an ameroid-occluder pig model of renal artery stenosis. 3...
  36. CARDIOVASCULAR PHARMACODYNAMICS IN IMMATURE ANIMALS
    David Driscoll; Fiscal Year: 1980
    ..The indices of cardiovascular function to be studied include the velocity of aortic and renal artery blood flow, phasic and mean blood pressure in the aorta, left atrium, and right atrium...
  37. Smash Contrast-Enhanced 3D MR Angiography
    Robert Edelman; Fiscal Year: 2003
    ..2. To evaluate SMASH CE-3DMRA using an ameroid-occluder pig model of renal artery stenosis. 3...
  38. CHRONIC STRESS & SODIUM EFFECTS ON HYPERTENSION
    JAYLAN TURKKAN; Fiscal Year: 1991
    ..Controls will receive stress only. Additionally, baboons with one renal artery constricted will be exposed to stress without excess sodium...
  39. MRI OF RENAL ANATOMY AND FUNCTION IN CHRONIC ISCHEMIA
    Frank Sommer; Fiscal Year: 2002
    ..in a single examination, and the subsequent application of these techniques to the diagnosis of patients with renal artery stenosis and chronic renal ischemia...
  40. RENAL PERFUSION AND FUNCTION IN HYPERCHOLESTEROEMIA
    Lilach Lerman; Fiscal Year: 1999
    ..Moreover, this renal injury may be further aggravated with concurrent renal artery stenosis or hypertension, but may regress upon return to a normal diet We propose to use both electron-beam ..
  41. AL+3 TOXICITY:CONTRIBUTING FACTORS, AL FORM & CHELATION
    Robert Yokel; Fiscal Year: 1991
    ..Oral A1 salts are being studied in rabbits renally impaired by partial renal artery ligation, in rabbits maintained on Ca-deficient diets, in rabbits with compromised stomach integrity produced ..
  42. NEURAL CONTROL OF RENIN SECRETION
    MARTHA BLAIR; Fiscal Year: 1980
    ..alpha-adrenoceptors to mediate increased renin release will be studied in pentobarbital-anesthetized dogs by renal artery infusion of alpha-adrenergic agonists and tyramine, before and after intrarenal alpha-adrenergic blockade...
  43. ENDOTHELIN SIGNALLING MECHANISMS IN SMOOTH MUSCLE CELLS
    ELWOOD REYNOLDS; Fiscal Year: 1993
    ..All of the proposed studies will be performed with cultured VSM cells derived from rabbit renal artery (RRA-VSM). In RRA-VSM cells prelabelled with [3H]-AA, ET-stimulated [3H]-AA release occurs in two phases...
  44. RENAL INPUT TO SPINORETICULAR AND SPINOTHALAMIC NEURONS
    W Ammons; Fiscal Year: 1991
    ..These relations will then be redetermined while the kidney has been made ischemic by occluding the renal artery. The effect of renal ischemia on cell responses to somatic stimuli will also be assessed...
  45. Rapid patency assessment of dialysis vascular access
    Hansen Mansy; Fiscal Year: 2002
    ..knowledge garnered in this effort is later applied to other vascular applications such as stroke prevention, renal artery stenosis detection, femoral-popliteal bypass graft salvage, and to early diagnosis of abdominal aortic ..
  46. G6PD MARKER FOR MONOTYPISM IN BABOON ATHEROSCLEROSIS
    JOHN VANDEBERG; Fiscal Year: 1992
    ..be made moderately hyperlipidemic by an atherogenic diet, and 20 of these also will be made hypertensive by renal artery stenosis. After 2.5 years, the baboons will be necropsied, and arteries will undergo pathological analyses...
  47. MINORITY SCHOOL FACULTY DEVELOPMENT AWARD
    HERBERT ASHLINE; Fiscal Year: 1992
    ..spontaneously hypertensive rat), including the Goldblatt model where hypertension is induced by clipping the renal artery, and the DOCA-salt model wher hypertension is induced by giving sodium chloride and a mineralocortcoid...
  48. COMPREHENSIVE MR EVALUATION OF RENOVASCULAR DISEASE
    Vivian Lee; Fiscal Year: 2003
    ..The degree of renal artery stenosis (RAS) detected at angiography does not directly correlate with the physiologic significance of the ..
  49. Functional evaluation of renal artery stenosis using MRI
    Thomas Grist; Fiscal Year: 2003
    ..In addition, an estimated 15 percent of all patients with severe renal failure have renal artery stenosis (RAS) and ischemic nephropathy...
  50. CORAL Angiographic Core Laboratory
    Alan H Matsumoto; Fiscal Year: 2010
    Health-relatedness and Long-term Objectives: Atherosclerotic renal artery stenosis is a common problem for which there is no clear consensus on diagnosis or therapy...
  51. Gene transfer to the kidney using lentiviral vectors
    Frank Park; Fiscal Year: 2004
    ..needs to be elucidated, and so we propose to inject lentiviral vectors through different routes: the renal artery, the ureter or directly into the renal interstitium...
  52. CARDIOVASCULAR AND RENAL FUNCTIONS OF MARMOTS
    MARVIN ZATZMAN; Fiscal Year: 1980
    Marmots will be prepared surgically with chronic arterial, venous and urinary bladder catheters, and renal artery flow probes to determine: 1. Ability of normothermic animals to maximally concentrate urine. 2...
  53. Optimization of Catheter Antennas for Intravascular MR
    Claudia Hillenbrand; Fiscal Year: 2005
    ..We will restrict our optimization to coils for coronary and renal artery imaging and construct potentially useful designs identified by simulations using surface mount or micro ..
  54. Hemodynamic Assessment of Renal Artery Disease
    James Barry; Fiscal Year: 2006
    ..the development of a diagnostic methodology for predicting whether treatment of atherosclerotic stenoses in the renal artery will provide sufficient benefit in controlling hypertension or maintaining renal function to offset the risks ..
  55. High-resolution Dynamic Contrast-enhanced MR Angiography
    Walter Block; Fiscal Year: 2002
    ..imaging, 3) validating the technique against x-ray computed rotational angiography in a swine model of renal artery stenosis, and 4) validating the accuracy of the technique in patients with suspected abdominal vasculature ..
  56. VASCULATURE DYNAMIC ABNORMALITIES IN ACUTE RENAL FAILURE
    JOHN CONGER; Fiscal Year: 1991
    ..In the first experimental protocol, complete ischemia will be induced with renal artery (RA) obstruction, incomplete ischemia with intrarenal norepinephrine (NE)...
  57. Hypertension and alpha 2 adrenergic receptors
    Haralambos Gavras; Fiscal Year: 2004
    ..hemodynamic and hormonal profile as well as BP responses to salt loading, selective pharmacologic agents and renal artery clipping. 2...
  58. PATHOPHYSIOLOGY OF IMMUNE GLOMERULAR INJURY
    CURTIS WILSON; Fiscal Year: 1992
    ..Mediator infusion into the renal artery offers another avenue; however, the mediator still must be viewed in the context of the circulating humoral and ..
  59. INFLUENCE OF ANGIOTENSIN ON VASOPRESSIN CONTROL
    JOHN CLAYBAUGH; Fiscal Year: 1980
    ..PRA will be elevated by dehydration, low Na ion diet, and constriction of the renal artery. Studies will also be done to determine whether angiotensin II infusions similarly augment the osmotic ..
  60. MECHANISMS OF RENAL IMPAIRMENT IN HYPERCHOLESTEROLEMIA
    Lilach Lerman; Fiscal Year: 2003
    ..Aim # 4 is to characterize intrarenal morphology in the HC pig model using 3-d x-ray micro-CT of microfil vascular casts and conventional light microscopy histology of tissue sections. ..
  61. CYCLIC AMP/ADENOSINE PATHWAY
    Edwin Jackson; Fiscal Year: 2002
    ..abstract_text> ..