Research Topics
| Giora WeiszSummaryAffiliation: Cardiovascular Research Foundation Country: USA Publications
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Detail Information
Publications
Safety and performance of targeted renal therapy: the Be-RITe! RegistryGiora Weisz
Center for Interventional Vascular Therapy, Columbia University Medical Center, New York, NY 10032, USA
J Endovasc Ther 16:1-12. 2009....
Five-year follow-up after sirolimus-eluting stent implantation results of the SIRIUS (Sirolimus-Eluting Stent in De-Novo Native Coronary Lesions) TrialGiora Weisz
Center for Interventional Vascular Therapy, New York Presbyterian Hospital, Columbia University, and Cardiovascular Research Foundation, New York, USA
J Am Coll Cardiol 53:1488-97. 2009..The aim of this study was to examine the 5-year clinical safety and efficacy outcomes in patients enrolled in the SIRIUS (Sirolimus-Eluting Stent in De-Novo Native Coronary Lesions) trial...
New percutaneous approaches for chronic total occlusion of coronary arteriesGiora Weisz
Columbia University Medical Center, Center for Interventional Vascular Therapy, 161 Fort Washington Avenue, IP 5 Floor, New York, NY 10032, USA
Expert Rev Cardiovasc Ther 5:231-41. 2007..The success rates for otherwise refractory CTOs will continue to improve with the development and validation of new imaging modalities and active energy source catheters...
Safety of sirolimus-eluting stenting and its effect on restenosis in patients with unstable angina pectoris (a SIRIUS substudy)Giora Weisz
Columbia University Medical Center, and Cardiovascular Research Foundation, New York, New York, USA
Am J Cardiol 99:1044-50. 2007..Patients with unstable angina undergoing percutaneous coronary intervention who meet the entry criteria of the SIRIUS study should be preferentially treated with SESs...
Short- and long-term outcomes after stent-assisted percutaneous treatment of saphenous vein grafts in the drug-eluting stent eraTereza Pucelikova
Columbia University Medical Center and the Cardiovascular Research Foundation, New York, NY, USA
Am J Cardiol 101:63-8. 2008..025). In conclusion, our data show that patients with SVG lesions remain a high-risk subgroup with worse outcomes after percutaneous coronary intervention compared with native vessel disease even in the era of drug-eluting stents...
Long-term impact of chronic kidney disease in patients with ST-segment elevation myocardial infarction treated with primary percutaneous coronary intervention: the HORIZONS-AMI (Harmonizing Outcomes With Revascularization and Stents in Acute Myocardial InAdam J Saltzman
Columbia University Medical Center and the Cardiovascular Research Foundation, New York, New York, USA
JACC Cardiovasc Interv 4:1011-9. 2011..This study sought to investigate the impact of chronic kidney disease (CKD) in patients undergoing percutaneous coronary intervention (PCI) for ST-segment elevation myocardial infarction (STEMI) with different antithrombotic strategies...
Impact of intravascular ultrasound imaging on early and late clinical outcomes following percutaneous coronary intervention with drug-eluting stentsBimmer E Claessen
Cardiovascular Research Foundation, Clinical Trial Center, New York, New York, USA
JACC Cardiovasc Interv 4:974-81. 2011..This study sought to assess the impact of intravascular ultrasound (IVUS)-guided versus angiography-guided drug-eluting stent (DES) implantation...
Coronary plaque composition, morphology, and outcomes in patients with and without chronic kidney disease presenting with acute coronary syndromesUsman Baber
Mount Sinai Medical Center, New York, New York, USA
JACC Cardiovasc Imaging 5:S53-61. 2012..This study sought to evaluate the impact of chronic kidney disease (CKD) on coronary atherosclerotic plaque composition, morphology, and outcomes in patients with acute coronary syndromes (ACS)...
High platelet reactivity on clopidogrel therapy correlates with increased coronary atherosclerosis and calcification: a volumetric intravascular ultrasound studyAmala P Chirumamilla
Albert Einstein College of Medicine, New York, New York, USA
JACC Cardiovasc Imaging 5:540-9. 2012..This study sought to evaluate the relationship between platelet reactivity and atherosclerotic burden in patients undergoing percutaneous coronary intervention (PCI) with pre-intervention volumetric intravascular ultrasound (IVUS) imaging...
Volumetric intravascular ultrasound assessment of neointimal hyperplasia and nonuniform stent strut distribution in sirolimus-eluting stent restenosisKoichi Sano
Columbia University Medical Center and Cardiovascular Research Foundation, New York, NY, USA
Am J Cardiol 98:1559-62. 2006....
Outcome after acute incomplete sirolimus-eluting stent apposition as assessed by serial intravascular ultrasoundMasashi Kimura
The Columbia University Medical Center and Cardiovascular Research Foundation, New York, New York, USA
Am J Cardiol 98:436-42. 2006..Although most ISAs after SES implantation do not resolve completely, the incidence of restenosis or thrombosis is not affected...
Adverse cardiovascular events arising from atherosclerotic lesions with and without angiographic disease progressionElias A Sanidas
Columbia University Medical Center and Cardiovascular Research Foundation, New York, New York 10022, USA
JACC Cardiovasc Imaging 5:S95-S105. 2012..The aim of this study was to use angiography and grayscale and intravascular ultrasound-virtual histology to assess coronary lesions that caused events during a median follow-up period of 3.4 years...
Drug-eluting stents in the treatment of intermediate lesions: pooled analysis from four randomized trialsJeffrey W Moses
Columbia University Medical Center and the Cardiovascular Research Foundation, New York, New York 10032, USA
J Am Coll Cardiol 47:2164-71. 2006....
A prospective registry to evaluate sirolimus-eluting stents implanted at coronary bifurcation lesions using the "crush technique"Issam Moussa
Cardiovascular Research Foundation and New York Presbyterian Hospital, Columbia University Medical Center, New York, New York, USA
Am J Cardiol 97:1317-21. 2006..Nonetheless, despite the excellent patency rates of the main vessel, the need for revascularization at the ostium of the side branch was not fully eliminated...
Two-year outcomes after sirolimus-eluting stent implantation: results from the Sirolimus-Eluting Stent in de Novo Native Coronary Lesions (SIRIUS) trialGiora Weisz
Cardiovascular Research Foundation and Columbia University Medical Center, New York, New York 10032, USA
J Am Coll Cardiol 47:1350-5. 2006....
Surgical versus percutaneous revascularization for multivessel disease in patients with acute coronary syndromes: analysis from the ACUITY (Acute Catheterization and Urgent Intervention Triage Strategy) trialYanai Ben-Gal
Columbia University Medical Center and the Cardiovascular Research Foundation, New York, New York 10022, USA
JACC Cardiovasc Interv 3:1059-67. 2010....
Impact of the presence and extent of incomplete angiographic revascularization after percutaneous coronary intervention in acute coronary syndromes: the Acute Catheterization and Urgent Intervention Triage Strategy (ACUITY) trialGregg F Rosner
New York Presbyterian Hospital, Columbia University Medical Center, Cardiovascular Research Foundation, NY 10022, USA
Circulation 125:2613-20. 2012..The clinical significance of incomplete coronary revascularization (ICR) after percutaneous coronary intervention in patients with acute coronary syndromes is unknown...
Intravascular ultrasound assessment of the incidence and predictors of edge dissections after drug-eluting stent implantationXuebo Liu
Columbia University Medical Center and Cardiovascular Research Foundation, New York, New York, USA
JACC Cardiovasc Interv 2:997-1004. 2009..We used intravascular ultrasound (IVUS) to assess incidence, predictors, morphology, and angiographic findings of edge dissections after drug-eluting stent (DES) implantation...
The relative effects of abciximab and tirofiban on platelet inhibition and C-reactive protein during coronary interventionAdam J Saltzman
Cardiovascular Medicine and the Center for Interventional Vascular Therapy, Columbia University Medical Center, 161 Fort Washington Avenue, New York, NY, 10032, USA
J Invasive Cardiol 22:2-6. 2010..We sought to compare the efficacy of tirofiban and abciximab on platelet inhibition as well as their effects of platelet inhibition on C-reactive protein levels during percutaneous coronary intervention (PCI)...
Prevalence, distribution, predictors, and outcomes of patients with calcified nodules in native coronary arteries: a 3-vessel intravascular ultrasound analysis from Providing Regional Observations to Study Predictors of Events in the Coronary Tree (PROSPEYingjia Xu
Columbia University Medical Center and Cardiovascular Research Foundation, New York, NY 10022, USA
Circulation 126:537-45. 2012..Pathological studies suggest that calcified coronary nodules are a rare cause of thrombotic events. The frequency, distribution, predictors, and outcomes of calcified nodules have never been described...
Stent underexpansion and residual reference segment stenosis are related to stent thrombosis after sirolimus-eluting stent implantation: an intravascular ultrasound studyKenichi Fujii
Cardiovascular Research Foundation, Columbia University Medical Center, 55 East 59th Street, New York, NY 10022, USA
J Am Coll Cardiol 45:995-8. 2005..03) and a significant residual reference segment stenosis (p = 0.02). CONCLUSIONS: Stent underexpansion and residual reference segment stenosis are associated with stent thrombosis after successful SES implantation...
Clinical outcomes after heterogeneous overlap stenting with drug-eluting stents and bare-metal stents for de novo coronary artery narrowingsJiro Aoki
Center for Interventional Vascular Therapy, Columbia University Medical Center, New York, NY, USA
Am J Cardiol 101:58-62. 2008..In conclusion, the incidence of DES and BMS overlap stenting is rare in daily practice, but this procedure is associated with a high rate of target vessel revascularization...
Intravascular ultrasonic assessment of stent diameters derived from manufacturer's compliance chartsJose de Ribamar Costa
Cardiovascular Research Foundation, New York, New York, USA
Am J Cardiol 96:74-8. 2005..These differences are independent of stent manufacturer, length, diameter, and deployment pressure...
The SIRIUS-DIRECT trial: a multi-center study of direct stenting using the sirolimus-eluting stent in patients with de novo native coronary artery lesionsJeffrey W Moses
New York Presbyterian Hospital, Columbia University and Cardiovascular Research Foundation, New York, USA
Catheter Cardiovasc Interv 70:505-12. 2007..To assess the safety and efficacy of direct stenting using the sirolimus-eluting BX Velocitytrade mark stent in patients with coronary lesions...
Impact of smoking status on outcomes of primary coronary intervention for acute myocardial infarction--the smoker's paradox revisitedGiora Weisz
Cardiovascular Research Foundation and Center for Interventional Therapy, New York, NY, USA
Am Heart J 150:358-64. 2005..The deleterious effects of smoking are expressed in the occurrence of AMI nearly a decade earlier than in nonsmokers, with similar age-adjusted risk, mandating intensive primary and secondary cigarette-cessation efforts...
Prognostic impact of a chronic total occlusion in a non-infarct-related artery in patients with ST-segment elevation myocardial infarction: 3-year results from the HORIZONS-AMI trialBimmer E Claessen
Cardiovascular Research Foundation, New York, NY 10022, USA
Eur Heart J 33:768-75. 2012....
Two-year safety and effectiveness of sirolimus-eluting stents (from a prospective registry)Bimmer E Claessen
Cardiovascular Research Foundation, New York, New York, USA
Am J Cardiol 107:528-34. 2011..In conclusion, use of SESs in unselected patients with coronary artery disease was associated with a low TVF rate at 2 years with an acceptable incidence of stent thrombosis...
Dual catheter technique for the treatment of severe coronary artery perforationsYanai Ben-Gal
Interventional Cardiology, New York Presbyterian Hospital, Columbia University Medical Center, New York 10032, USA
Catheter Cardiovasc Interv 75:708-12. 2010..To evaluate the outcome of patients with coronary perforations who were treated with the dual catheter approach...
A volumetric intravascular ultrasound comparison of early drug-eluting stent thrombosis versus restenosisXuebo Liu
Columbia University Medical Center, New York, New York, USA
JACC Cardiovasc Interv 2:428-34. 2009..We compared intravascular ultrasound findings of drug-eluting stent (DES)-treated lesions that developed thrombosis versus in-stent restenosis (ISR)...
Intravascular ultrasonic differences between aorto-ostial and shaft narrowing in saphenous veins used as aortocoronary bypass graftsKoichi Sano
Columbia University Medical Center and Cardiovascular Research Foundation, New York, New York, USA
Am J Cardiol 97:1463-6. 2006..These IVUS differences may account for some of the location-specific differences in interventional complications...
Safety and efficacy of high- versus low-dose aspirin after primary percutaneous coronary intervention in ST-segment elevation myocardial infarction: the HORIZONS-AMI (Harmonizing Outcomes With Revascularization and Stents in Acute Myocardial Infarction) tJennifer Yu
Zena and Michael A Weiner Cardiovascular Institute, Mount Sinai Medical Center, New York, New York 10029, USA
JACC Cardiovasc Interv 5:1231-8. 2012....
On-pump versus off-pump surgical revascularization in patients with acute coronary syndromes: analysis from the Acute Catheterization and Urgent Intervention Triage Strategy trialYanai Ben-Gal
Division of Cardiothoracic Surgery, Department of Surgery, College of Physicians and Surgeons, Columbia University Medical Center, New York, NY, USA
J Thorac Cardiovasc Surg 142:e33-9. 2011..We sought to compare the outcomes of patients with acute coronary syndromes undergoing surgical revascularization with an on-pump versus off-pump approach...
First-in-human evaluation of a novel robotic-assisted coronary angioplasty systemJuan F Granada
Skirball Center for Cardiovascular Research, Cardiovascular Research Foundation, New York, New York 10962, USA
JACC Cardiovasc Interv 4:460-5. 2011..We aimed to evaluate the safety and feasibility of a robotic angioplasty system in delivery and manipulation of coronary guidewires, balloons, and stents in patients undergoing elective percutaneous coronary intervention (PCI)...
Enhanced stent imaging improves the diagnosis of stent underexpansion and optimizes stent deploymentElias A Sanidas
Columbia University Medical Center, New York, NY, USA
Catheter Cardiovasc Interv 81:438-45. 2013..To investigate the clinical value and diagnostic accuracy of enhanced stent imaging (ESI) as compared with quantitative coronary angiography (QCA) and intravascular ultrasound (IVUS)...
Impact of in-hospital major bleeding on late clinical outcomes after primary percutaneous coronary intervention in acute myocardial infarction the HORIZONS-AMI (Harmonizing Outcomes With Revascularization and Stents in Acute Myocardial Infarction) trialJung Won Suh
Cardiovascular Research Foundation, New York, New York, USA
J Am Coll Cardiol 58:1750-6. 2011..We aimed to investigate the long-term prognosis of patients with in-hospital major bleeding (IHMB)...
Assessing intermediate left main coronary lesions using intravascular ultrasoundKoichi Sano
Columbia University Medical Center and Cardiovascular Research Foundation, New York, NY, USA
Am Heart J 154:983-8. 2007..We aimed to evaluate the severity of ambiguous LMCSs by intravascular ultrasound (IVUS) and to clarify how frequently significant stenosis occurs in the "real world"...
Direct infusion of fenoldopam into the renal arteries to protect against contrast-induced nephropathy in patients at increased riskSapan Talati
New York Presbyterian Hospital, Columbia University Medical Center, New York, NY 10032, USA
Clin Exp Pharmacol Physiol 39:506-9. 2012..5. None of the patients in the fenoldopam group needed in-hospital dialysis, compared with three patients in the control group. 6. A larger prospective randomized study is needed to prove the effectiveness of this protective approach...
Contemporary principles of coronary chronic total occlusion recanalizationGiora Weisz
Center for Interventional Vascular Therapy, New York Presbyterian Hospital, Columbia University, and Cardiovascular Research Foundation, New York, New York 10032, USA
Catheter Cardiovasc Interv 75:S21-7. 2010..In the long term, when coronary disease progresses, having an open artery may increase the tolerance to future coronary events. The contemporary principles of the recanalization technique are reviewed...
Serial gray scale intravascular ultrasound findings in late drug-eluting stent restenosisDiaa A Hakim
Cardiovascular Research Foundation, New York, NY, USA
Am J Cardiol 111:695-9. 2013..In conclusion, late drug-eluting stent restenosis showed neointimal calcification in 20% of cases, and chronic stent recoil was rare...
Practices and complications of vascular closure devices and manual compression in patients undergoing elective transfemoral coronary proceduresNathaniel R Smilowitz
Center for Interventional Vascular Therapy, New York Presbyterian Hospital, Columbia University Medical Center, New York, NY, USA
Am J Cardiol 110:177-82. 2012..81%), with superior results after VCD deployment. Careful selection of hemostasis strategy and closure device may further decrease complication rates...
Characteristics and clinical significance of angiographically mild lesions in acute coronary syndromesSorin J Brener
New York Methodist Hospital, Brooklyn, New York 11215, USA
JACC Cardiovasc Imaging 5:S86-94. 2012....
Comparison of outcomes in men versus women having percutaneous coronary interventions in small coronary arteriesDale T Ashby
Cardiovascular Research Foundation, 55 East 59th Street, 6th Floor, New York, NY 10022, USA
Am J Cardiol 91:979-81, A4, A7. 2003
A blinded, randomized, placebo-controlled trial of percutaneous laser myocardial revascularization to improve angina symptoms in patients with severe coronary diseaseMartin B Leon
Cardiovascular Research Foundation, Center for Interventional Vascular Therapy, Columbia University Medical Center, New York, New York 10032, USA
J Am Coll Cardiol 46:1812-9. 2005..This study was a randomized, patient- and evaluator-blinded, placebo-controlled trial in patients treated using percutaneous myocardial laser revascularization...
Safety and efficacy of drug-eluting stents: on-label and off-label perspectivesGiora Weisz
Columbia University Medical Center and the Cardiovascular Research Foundation, New York, NY, USA
Rev Cardiovasc Med 9:46-61. 2008..For now, pending more data, the risks and benefits of DES for off-label indications must be carefully considered on an individual patient basis...
Robotic-assisted angioplasty: current status and future possibilitiesNathaniel R Smilowitz
Center for Interventional Vascular Therapy, NewYork Presbyterian Hospital, Columbia University Medical Center, 161 Fort Washington Ave, 6th Floor, New York, NY 10032, USA
Curr Cardiol Rep 14:642-6. 2012..The development of novel robotic remote control navigation systems represents the dawn of a new era of interventional cardiology...
In vivo characterization of coronary plaques: novel findings from comparing greyscale and virtual histology intravascular ultrasound and near-infrared spectroscopyJun Pu
Columbia University Medical Center and the Cardiovascular Research Foundation, 111 East 59th Street, New York, NY, USA
Eur Heart J 33:372-83. 2012..To test the hypothesis that near-infrared spectroscopy (NIRS) combined with intravascular ultrasound (IVUS) would provide novel information of human coronary plaque characterization...
Relation between late patency of the infarct-related artery, left ventricular function, and clinical outcomes after primary percutaneous intervention for acute myocardial infarction (CADILLAC trial)Amir Halkin
Cardiovascular Research Foundation and Lenox Hill Heart and Vascular Institute, New York, New York 10022, USA
Am J Cardiol 93:349-53. 2004..Reocclusion of the infarct artery was associated with decreased event-free survival, and the degree of restenosis was an independent predictor of the lack in improvement in left ventricular ejection fraction over time...
Effect of a standardized radiation dose reduction protocol on diagnostic accuracy of coronary computed tomographic angiographyTroy M LaBounty
Department of Medicine, Weill Cornell Medical College, New York, NY, USA
Am J Cardiol 106:287-92. 2010..80) by segment. In conclusion, a standardized dose-decrease protocol for coronary computed tomographic angiography decreases radiation dose without affecting diagnostic performance...
Contrast-induced nephropathy: protective role of fenoldopamAdriano Caixeta
New York Presbyterian Hospital, Columbia University Medical Center, New York, NY 10032, USA
Clin Exp Pharmacol Physiol 39:497-505. 2012..These results are encouraging and suggest that intrarenal delivery of fenoldopam has an advantage in patients with a high risk of developing CIN. 4. A randomized controlled study comparing intrarenal fenoldopam with placebo is warranted...
Catheter-based autologous bone marrow myocardial injection in no-option patients with advanced coronary artery disease: a feasibility studyShmuel Fuchs
Cardiovascular Research Institute, MedStar Research Institute, Washington Hospital Center, 110 Irving Street NW, 4B 1, Washington, DC 20010, USA
J Am Coll Cardiol 41:1721-4. 2003..We conducted a pilot study to evaluate the feasibility of transendocardial delivery of autologous bone marrow (ABM) strategy in patients with severe symptomatic chronic myocardial ischemia not amenable to conventional revascularization...
Myocardial perfusion abnormalities early (12-24 h) after coronary stenting or balloon angioplasty: implications regarding pathophysiology and late clinical outcomeRonen Jaffe
Department of Cardiology, Lady Davis Carmel Medical Center and the Bruce Rappaport School of Medicine, Technion-IIT, Haifa, Israel
Cardiology 98:60-6. 2002..The very early SPECT scintigraphic findings did not differentiate between balloon and stent and did not predict late TLR...
Treatment of restenotic drug-eluting stents: an intravascular ultrasound analysisKoichi Sano
Cardiovascular Research Foundation, 611 Pennsylvania Avenue, S E, No 386, Washington, D C, USA
J Invasive Cardiol 19:464-8. 2007..The intravascular ultrasound (IVUS) findings during repeat intervention for drug-eluting stent (DES) restenosis have not been well described...
Safety and feasibility of transendocardial autologous bone marrow cell transplantation in patients with advanced heart diseaseShmuel Fuchs
Rabin Medical Center, Petach-Tikva, Israel
Am J Cardiol 97:823-9. 2006..The cellular and humeral characteristics of autologous BM cells did not predict the clinical response, underscoring the advisability of additional mechanistic exploration...
Intracoronary radiation to treat in-stent restenosis in six cardiac transplant patientsMark A Grise
Division of Cardiovascular Disease, Scripps Clinic, La Jolla, California 92037, USA
Catheter Cardiovasc Interv 60:41-4. 2003..There are few good options to treated accelerated transplant vasculopathy. Radiation therapy may be a viable option in this difficult patient population...
Relation between C-reactive protein, treadmill exercise testing, and inducible myocardial ischemiaJeryes Shehadeh
Department of Cardiology, Lady Davis Carmel Medical Center and Bruce Rappaport School of Medicine, Technion-IIT, Haifa, Israel
Am J Cardiol 93:614-7. 2004..There was no correlation of high-sensitivity CRP with stress-induced ischemia, which is consistent with a lack of correlation between CRP and the degree of chronic luminal coronary arterial narrowing...
