kidney pelvis

Summary

Summary: The flattened, funnel-shaped expansion connecting the URETER to the KIDNEY CALICES.

Top Publications

  1. Alberti C. Congenital ureteropelvic junction obstruction: physiopathology, decoupling of tout court pelvic dilatation-obstruction semantic connection, biomarkers to predict renal damage evolution. Eur Rev Med Pharmacol Sci. 2012;16:213-9 pubmed
  2. Singh O, Gupta S, Arvind N. Laparoscopic pyeloplasty: an analysis of first 100 cases and important lessons learned. Int Urol Nephrol. 2011;43:85-90 pubmed publisher
    ..It is providing similar results when compared with open surgery. We here present our technique and analyses of experience of our first 100 cases...
  3. Wu Z, Yu J, Qi F, Xu Y, Li Z, Qi L. Novel method for double-J stenting in retroperitoneal laparoscopic dismembered pyeloplasty. Urology. 2011;77:354-6 pubmed publisher
    ..To describe a novel technique of double-J stenting in laparoscopic pyeloplasty...
  4. Caione P, Lais A, Nappo S. One-port retroperitoneoscopic assisted pyeloplasty versus open dismembered pyeloplasty in young children: preliminary experience. J Urol. 2010;184:2109-15 pubmed publisher
    ..We propose 1-port retroperitoneoscopic assisted pyeloplasty as a minimally invasive approach and compare the results to open dismembered pyeloplasty...
  5. Tugcu V, Sönmezay E, Ilbey Y, Polat H, Tasci A. Transperitoneal laparoendoscopic single-site pyeloplasty: initial experiences. J Endourol. 2010;24:2023-7 pubmed publisher
    ..The purpose of this study was to present our initial clinical experience with laparoendoscopic single-site surgery (LESS) for ureteropelvic junction (UPJ) obstruction...
  6. Best S, Donnally C, Mir S, Tracy C, Raman J, Cadeddu J. Complications during the initial experience with laparoendoscopic single-site pyeloplasty. BJU Int. 2011;108:1326-9 pubmed publisher
    ..To review our initial series of laparoendoscopic single-site (LESS) pyeloplasties, focusing on 30-day complication rates as an indicator of learning curve, and to define the expected morbidity...
  7. Koleda P, Apoznanski W, Wozniak Z, Rusiecki L, Szydelko T, Pilecki W, et al. Changes in interstitial cell of Cajal-like cells density in congenital ureteropelvic junction obstruction. Int Urol Nephrol. 2012;44:7-12 pubmed publisher
    ..The authors examined the number of interstitial cells of Cajal-like cells (ICC-LCs) in obstructed ureteropelvic junction (UPJ) in comparison with normal UPJ specimens and age-related changes...
  8. Sorensen M, Delostrinos C, Johnson M, Grady R, Lendvay T. Comparison of the learning curve and outcomes of robotic assisted pediatric pyeloplasty. J Urol. 2011;185:2517-22 pubmed publisher
    ..We compared the learning curve and outcomes in children undergoing robotic assisted laparoscopic pyeloplasty during the initiation of a robotic surgery program compared to the benchmark of open pyeloplasty...
  9. Olweny E, Park S, Tan Y, Gurbuz C, Cadeddu J, Best S. Perioperative comparison of robotic assisted laparoendoscopic single-site (LESS) pyeloplasty versus conventional LESS pyeloplasty. Eur Urol. 2012;61:410-4 pubmed publisher
    ..Application of the da Vinci S or Si robotic platforms could potentially overcome these challenges...

More Information

Publications65

  1. Stein R, Berger A, Brandina R, Patel N, Canes D, Irwin B, et al. Laparoendoscopic single-site pyeloplasty: a comparison with the standard laparoscopic technique. BJU Int. 2011;107:811-815 pubmed publisher
    ..To compare laparoendoscopic single-site (LESS) and standard laparoscopic pyeloplasty procedures with the aim of defining whether perioperative, recovery or health-related quality of life (HRQL) benefits exist for the LESS procedure...
  2. Czito B, Zietman A, Kaufman D, Skowronski U, Shipley W. Adjuvant radiotherapy with and without concurrent chemotherapy for locally advanced transitional cell carcinoma of the renal pelvis and ureter. J Urol. 2004;172:1271-5 pubmed
    ..This regimen should be considered in patients with T3/4 and/or node positive upper tract transitional cell carcinoma. ..
  3. Chenven E, McGinnis D, Strup S. The 3-port laparoscopic pyeloplasty. J Urol. 2004;171:1050-3 pubmed
    ..It has proved to be feasible in more than 75% of our cases. Additional ports can easily be added but usually they are not required. ..
  4. White M, Kepros J, Zuckerman L. Bilateral partial ureteropelvic junction disruption after blunt trauma treated with indwelling ureteral stents. Urology. 2007;69:384.e15-7 pubmed
    ..To our knowledge, this is the first documented case of conservative management of bilateral ureteropelvic junction disruption with indwelling ureteral stents. ..
  5. Holmang S, Johansson S. Bilateral metachronous ureteral and renal pelvic carcinomas: incidence, clinical presentation, histopathology, treatment and outcome. J Urol. 2006;175:69-72; discussion 72-3 pubmed
    ..Metachronous bilateral UUTTs are rare. The authors reported baseline and long-term followup data for all patients diagnosed in Western Sweden during a 28-year period...
  6. Atug F, Burgess S, Castle E, Thomas R. Role of robotics in the management of secondary ureteropelvic junction obstruction. Int J Clin Pract. 2006;60:9-11 pubmed
    ..05). However, the magnification afforded by the robot allows for a precise dissection, and subsequently, there was no significant increase in blood loss, hospital stay or perioperative morbidity in our series (p > 0.05)...
  7. Hattori R, Yoshino Y, Gotoh M, Katoh M, Kamihira O, Ono Y. Laparoscopic nephroureterectomy for transitional cell carcinoma of renal pelvis and ureter: Nagoya experience. Urology. 2006;67:701-5 pubmed
    ..To evaluate the efficacy of retroperitoneoscopic nephroureterectomy for transitional cell carcinoma of the renal pelvis and ureter, we analyzed the clinical outcomes and long-term cancer control of 89 patients...
  8. Finley D, Perer E, Eichel L, Clayman R. Ureteral pseudodiverticulum associated with absorbable suture clips after laparoscopic pyeloplasty: case report. J Endourol. 2005;19:726-9 pubmed
    ..The pseudodiverticulum was fulgurated with a holmium laser. She eventually had restricturing with recurrence of the pseudodiverticulum and was treated successfully by open ureterocalicostomy...
  9. Patel V. Robotic-assisted laparoscopic dismembered pyeloplasty. Urology. 2005;66:45-9 pubmed
    ..The introduction of robotic assistance provides advantages that have the potential to facilitate precise dissection and intracorporeal suturing...
  10. Schwentner C, Pelzer A, Neururer R, Springer B, Horninger W, Bartsch G, et al. Robotic Anderson-Hynes pyeloplasty: 5-year experience of one centre. BJU Int. 2007;100:880-5 pubmed
  11. Yanai T, Okazaki T, Yamataka A, Kobayashi H, Lane G, Saito M, et al. Botryoid Wilms' tumor: a report of two cases. Pediatr Surg Int. 2005;21:43-6 pubmed
    ..No local recurrence or metastatic spread has been detected for 4 years postoperatively in case 1 and for 9 months postoperatively in case 2...
  12. Bamias A, Deliveliotis C, Fountzilas G, Gika D, Anagnostopoulos A, Zorzou M, et al. Adjuvant chemotherapy with paclitaxel and carboplatin in patients with advanced carcinoma of the upper urinary tract: a study by the Hellenic Cooperative Oncology Group. J Clin Oncol. 2004;22:2150-4 pubmed
    ..We prospectively studied a cohort of patients who underwent surgery for high-risk carcinoma of the upper urinary tract to assess the feasibility of the combination of paclitaxel and carboplatin as adjuvant treatment...
  13. Yang X, Zhang Y, Hu J. The expression of Cajal cells at the obstruction site of congenital pelviureteric junction obstruction and quantitative image analysis. J Pediatr Surg. 2009;44:2339-42 pubmed publisher
    ..The study aimed to analyze the expression and significance of interstitial cells of Cajal (ICC) at the obstruction site of congenital pelviureteric junction obstruction (PUJO)...
  14. Porpiglia F, Billia M, Volpe A, Morra I, Scarpa R. Transperitoneal left laparoscopic pyeloplasty with transmesocolic access to the pelvi-ureteric junction: technique description and results with a minimum follow-up of 1 year. BJU Int. 2008;101:1024-8 pubmed
  15. Eden C. Minimally invasive treatment of ureteropelvic junction obstruction: a critical analysis of results. Eur Urol. 2007;52:983-9 pubmed
    ..To analyse the indications and long-term results of endoscopic and minimal access approaches for the treatment of ureteropelvic junction (UPJ) obstruction and to compare them to open surgery...
  16. Ramalingam M, Selvarajan K, Senthil K, Pai M. Transmesocolic approach to laparoscopic pyeloplasty: our 8-year experience. J Laparoendosc Adv Surg Tech A. 2008;18:194-8 pubmed publisher
    ..One patient was lost for follow-up, and 1 patient is awaiting a renogram. Among the remaining 24 patients, 22 patients had improved drainage (IVU or isotope renogram), and 2 of the patients had stable renal function...
  17. Tan L, Chang L, Cheng K, Huang C, Kwan A. Transitional cell carcinomas of the renal pelvis and the ureter: comparative demographic characteristics, pathological grade and stage and 5-year survival in a Taiwanese population. BJU Int. 2009;103:312-6 pubmed publisher
    ..To compare the predictive value for 5-year survival of demographic characteristics, pathological grade and stage between upper tract urothelial carcinoma (UTUC) of the renal pelvis (RPUC) and ureter (UUC) in a Taiwanese population...
  18. Lang R, Tonta M, Zoltkowski B, Meeker W, Wendt I, Parkington H. Pyeloureteric peristalsis: role of atypical smooth muscle cells and interstitial cells of Cajal-like cells as pacemakers. J Physiol. 2006;576:695-705 pubmed
  19. Sonmez K, Karabulut R, Turkyilmaz Z, Karakuş S, Basaklar A. Bilateral ureteropelvic junction disruption in a 5-year-old boy. J Pediatr Surg. 2008;43:e35-7 pubmed publisher
    ..This is the first documented case of operative ureteral repair of bilateral complete UPJ disruption with double J ureteral stents in a child...
  20. Link R, Bhayani S, Kavoussi L. A prospective comparison of robotic and laparoscopic pyeloplasty. Ann Surg. 2006;243:486-91 pubmed
    ..To determine whether robotic-assisted pyeloplasty (RLP) has any significant clinical or cost advantages over laparoscopic pyeloplasty (LP) for surgeons already facile with intracorporeal suturing...
  21. Chiu A, Lin C, Huan S, Liu C, Lin C, Huang Y, et al. Creation of ureteropelvic junction obstruction and its correction by chemical glue-assisted laparoscopic dismembered pyeloplasty. J Endourol. 2003;17:23-8 pubmed
    ..We established a porcine model of ureteropelvic junction (UPJ) obstruction using a laparoscopic technique and assessed the outcome of standard suture-assisted and chemical glue-assisted laparoscopic pyeloplasty...
  22. Chammas M, Feuillu B, Coissard A, Hubert J. Laparoscopic robotic-assisted management of pelvi-ureteric junction obstruction in patients with horseshoe kidneys: technique and 1-year follow-up. BJU Int. 2006;97:579-83 pubmed
    ..To report our experience with laparoscopic robotic-assisted management of pelvi-ureteric junction obstruction (PUJO) in patients with horseshoe kidneys...
  23. Yurkanin J, Fuchs G. Laparoscopic dismembered pyeloureteroplasty: a single institution's 3-year experience. J Endourol. 2004;18:765-9 pubmed
    ..To review our most recent experience with laparoscopic dismembered pyeloureteroplasty (LDP) as treatment for ureteropelvic junction (UPJ) obstruction...
  24. Sundaram C, Grubb R, Rehman J, Yan Y, Chen C, Landman J, et al. Laparoscopic pyeloplasty for secondary ureteropelvic junction obstruction. J Urol. 2003;169:2037-40 pubmed
    ..However, little has been written on the application of this technique for secondary ureteropelvic junction obstruction. We report the largest series of secondary ureteropelvic junction obstruction managed by laparoscopic pyeloplasty...
  25. Lam J, Cooper K, Greene T, Gupta M. Impact of hydronephrosis and renal function on treatment outcome: antegrade versus retrograde endopyelotomy. Urology. 2003;61:1107-11; discussion 1111-2 pubmed
    ..To compare, in a single-surgeon, single-institution study, the efficacy of antegrade and retrograde endopyelotomy in terms of success rate and morbidity and to identify which risk factors affect treatment outcomes...
  26. Solari V, Piotrowska A, Puri P. Altered expression of interstitial cells of Cajal in congenital ureteropelvic junction obstruction. J Urol. 2003;170:2420-2 pubmed
    ..We investigated the expression of c-kit positive cells in the muscle layer of normal and obstructed UPJ specimens...
  27. Minami H, Ueki O, Tanaka T, Nishida H, Hashimoto T, Kawaguchi K. Case of leiomyosarcoma of the renal pelvis. Int J Urol. 2004;11:122-4 pubmed
    ..5 cm, was seen occupying the renal pelvis. The histological diagnosis was leiomyosarcoma arising from the right renal pelvis. No treatment was provided after surgery and no recurrence was observed 6 months postoperatively...
  28. Park S, Hong B, Kim C, Ahn H. The impact of tumor location on prognosis of transitional cell carcinoma of the upper urinary tract. J Urol. 2004;171:621-5 pubmed
    ..We assessed the impact of traditional prognostic factors and tumor location on the survival of patients treated for upper tract transitional cell carcinoma (TCC)...
  29. Steinberg J, Matin S. Laparoscopic radical nephroureterectomy: dilemma of the distal ureter. Curr Opin Urol. 2004;14:61-5 pubmed
    ..We review the most common methods of managing the distal ureter, with emphasis on contemporary oncologic outcomes, indications, advantages, and disadvantages...
  30. Lopez Pujals A, Leveillee R, Wong C. Application of strict radiologic criteria to define success in laparoscopic pyeloplasty. J Endourol. 2004;18:756-60 pubmed
    ..To review our experience and utilize rigorous radiologic criteria to establish success in laparoscopic pyeloplasty...
  31. Casale P, Grady R, Joyner B, Zeltser I, Figueroa T, Mitchell M. Comparison of dismembered and nondismembered laparoscopic pyeloplasty in the pediatric patient. J Endourol. 2004;18:875-8 pubmed
    ..Laparoscopic dismembered pyeloplasty is an acceptable option for ureteropelvic junction (UPS) obstruction in the pediatric population. We compared our results with dismembered and nondismembered laparoscopic pyeloplasty...
  32. Inagaki T, Rha K, Ong A, Kavoussi L, Jarrett T. Laparoscopic pyeloplasty: current status. BJU Int. 2005;95 Suppl 2:102-5 pubmed
    ..To review current publications and report our results and long-term follow-up of laparoscopic transperitoneal pyeloplasty for pelvi-ureteric junction (PUJ) obstruction...
  33. Hubert J. Robotic pyeloplasty. Curr Urol Rep. 2003;4:124-9 pubmed
    ..They likely will propel minimally invasive urology forward in the next several years...
  34. Davenport K, Minervini A, Timoney A, Keeley F. Our experience with retroperitoneal and transperitoneal laparoscopic pyeloplasty for pelvi-ureteric junction obstruction. Eur Urol. 2005;48:973-7 pubmed
    ..The aim of this study was to report our experience with laparoscopic pyeloplasty...
  35. Kuzgunbay B, Doran F, Bayazit Y, Turunc T, Satar N, Kayis A. The effects of ureteral obstruction on Cajal-like cells in rats. J Pediatr Urol. 2009;5:269-73 pubmed publisher
    ..To determine the changes in number and morphology of interstitial cells of Cajal (ICC)-like cells (ICC-LC) at the ureteropelvic junction (UPJ) of rats after experimental distal ureteral obstruction...
  36. Baldwin D, Dunbar J, Wells N, McDougall E. Single-center comparison of laparoscopic pyeloplasty, Acucise endopyelotomy, and open pyeloplasty. J Endourol. 2003;17:155-60 pubmed
    ..To compare Acucise endopyelotomy (Applied Medical, Irvine, California), laparoscopic pyeloplasty, and open pyeloplasty in the treatment of ureteropelvic junction (UPJ) obstruction...
  37. Simforoosh N, Tabibi A, Nouralizadeh A, Nouri Mahdavi K, Shayaninasab H. Laparoscopic management of ureteropelvic junction obstruction by division of anterior crossing vein and cephalad relocation of anterior crossing artery. J Endourol. 2005;19:827-30 pubmed
    ..We report our experience with laparoscopic management of ureteropelvic junction (UPJ) obstruction by division of the anterior crossing vein and cephalad relocation of the anterior crossing artery...
  38. Bentas W, Wolfram M, Bräutigam R, Probst M, Beecken W, Jonas D, et al. Da Vinci robot assisted Anderson-Hynes dismembered pyeloplasty: technique and 1 year follow-up. World J Urol. 2003;21:133-8 pubmed
  39. Yohannes P, Burjonrappa S. Rapid communication: laparoscopic Anderson-Hynes dismembered pyeloplasty using the da Vinci robot: technical considerations. J Endourol. 2003;17:79-83 pubmed
    ..To present our initial experience with laparoscopic pyeloplasty utilizing the da Vinci robot for upper tract reconstruction...
  40. Bove P, Ong A, Rha K, Pinto P, Jarrett T, Kavoussi L. Laparoscopic management of ureteropelvic junction obstruction in patients with upper urinary tract anomalies. J Urol. 2004;171:77-9 pubmed
    ..We report our experience with the laparoscopic management of ureteropelvic junction obstruction in patients with upper urinary tract abnormalities...
  41. Vaziri K, Roland J, Fakhry S. Blunt ureteropelvic junction disruption. J Am Coll Surg. 2006;202:707 pubmed
  42. Nagahara A, Kawagoe M, Matsumoto F, Tohda A, Shimada K, Yasui M, et al. Botryoid Wilms' tumor of the renal pelvis extending into the bladder. Urology. 2006;67:845.e15-7 pubmed
    ..Histologic findings showed typical triphasic Wilms' tumor. Botryoid Wilms' tumor has been reported in only 16 cases in the literature and in only 3 cases extended into the bladder...
  43. Tracy C, Raman J, Bagrodia A, Cadeddu J. Perioperative outcomes in patients undergoing conventional laparoscopic versus laparoendoscopic single-site pyeloplasty. Urology. 2009;74:1029-34 pubmed publisher
    ..LESS surgery is a novel technique for performing laparoscopic pyeloplasty through a single incision...
  44. Sedláček J, Kocvara R, Molčan J, Díte Z, Dvoracek J. Transmesocolic laparoscopic pyeloplasty in children: a standard approach for the left-side repair. J Pediatr Urol. 2010;6:171-7 pubmed publisher
    ..To compare the transmesocolic approach in the left laparoscopic pyeloplasty with the laterocolic right-side repair in children...
  45. Rassweiler J, Subotic S, Feist Schwenk M, Sugiono M, Schulze M, Teber D, et al. Minimally invasive treatment of ureteropelvic junction obstruction: long-term experience with an algorithm for laser endopyelotomy and laparoscopic retroperitoneal pyeloplasty. J Urol. 2007;177:1000-5 pubmed
    ..The development of videoendoscopic techniques like endopyelotomy and laparoscopy offers less invasive alternatives. The long-term outcome of an algorithm selectively using these techniques is presented...
  46. Guillonneau B, Rietbergen J, Fromont G, Vallancien G. Robotically assisted laparoscopic dismembered pyeloplasty: a chronic porcine study. Urology. 2003;61:1063-6 pubmed
    ..We also investigated whether the use of a device that lacks tactile feedback results in tissue damage and subsequent stenosis or leaking of the anastomosis...
  47. Moon D, el Shazly M, Chang C, Gianduzzo T, Eden C. Laparoscopic pyeloplasty: evolution of a new gold standard. Urology. 2006;67:932-6 pubmed
    ..To report our series of laparoscopic dismembered pyeloplasty for the treatment of primary and secondary ureteropelvic junction obstruction and to review the current status of this procedure...
  48. Mandhani A, Kumar D, Kumar A, Dubey D, Kapoor R. Steps to reduce operative time in laparoscopic dismembered pyeloplasty for moderate to large renal pelvis. Urology. 2005;66:981-4 pubmed
    ..To describe the steps to reduce the operative time for laparoscopic dismembered pyeloplasty in ureteropelvic junction obstruction with moderate to large hydronephrosis...
  49. Raman J, Scherr D. Management of patients with upper urinary tract transitional cell carcinoma. Nat Clin Pract Urol. 2007;4:432-43 pubmed
    ..Extrapolating from data on bladder TCC, both regional lymphadenectomy and neoadjuvant chemotherapy regimens are likely to be beneficial for patients with upper-tract TCC, particularly in the setting of bulky disease...
  50. Romero F, Wagner A, Trapp C, Permpongkosol S, Muntener M, Link R, et al. Transmesenteric laparoscopic pyeloplasty. J Urol. 2006;176:2526-9 pubmed
    ..We assessed transmesenteric laparoscopic pyeloplasty to correct ureteropelvic junction obstruction and compared results to those in patients undergoing traditional retrocolic laparoscopic pyeloplasty...
  51. Zigeuner R, Hutterer G, Chromecki T, Rehak P, Langner C. Bladder tumour development after urothelial carcinoma of the upper urinary tract is related to primary tumour location. BJU Int. 2006;98:1181-6 pubmed
    ..To better define the predictors of bladder tumour development in patients operated for upper urinary tract urothelial cancer (UT-UC)...
  52. Araki H, Ono Y, Hattori R, Goto M, Yamamoto T, Kimura T, et al. Laparoscopic pyeloplasty using endoscopic GIA stapler for ureteropelvic junction obstruction. J Endourol. 2005;19:143-6 pubmed
    ..To evaluate the efficiency and safety of this procedure using an endoscopic GIA stapler, the clinical outcomes and our procedures are presented...
  53. Iwamura M, Soh S, Irie A, Kadowaki K, Matsusita Y, Fujioka T, et al. Laparoscopic pyeloplasty for ureteropelvic junction obstruction: outcome of initial 12 procedures. Int J Urol. 2004;11:449-55 pubmed
    ..We have, therefore, investigated the feasibility of laparoscopic pyeloplasty for UPJ obstruction and report here the outcomes of our early cases. The median follow up is 25 months (range, 12-42 months)...
  54. Siggers J, Waters S, Wattis J, Cummings L. Flow dynamics in a stented ureter. Math Med Biol. 2009;26:1-24 pubmed publisher
    ..We use the model to calculate the total volume of reflux generated during rises in bladder pressure and investigate how it is affected by the stent and ureter properties...
  55. Mandhani A, Kumar D, Kumar A, Kapoor R, Dubey D, Srivastava A, et al. Safety profile and complications of transperitoneal laparoscopic pyeloplasty: a critical analysis. J Endourol. 2005;19:797-802 pubmed
    ..To critically assess the safety profile and complications of the transperitoneal approach to laparoscopic pyeloplasty at our center...
  56. Ost M, Kaye J, Guttman M, Lee B, Smith A. Laparoscopic pyeloplasty versus antegrade endopyelotomy: comparison in 100 patients and a new algorithm for the minimally invasive treatment of ureteropelvic junction obstruction. Urology. 2005;66:47-51 pubmed
    ..To maximize an efficacious outcome, minimally invasive UPJO treatment decisions should be based on patient and surgeon preference, as directed by the presented algorithm...