Research Topics
| Markus WeberSummaryAffiliation: University Hospital Country: Switzerland Publications
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Detail Information
Publications
Laparoscopic gastric bypass is superior to laparoscopic gastric banding for treatment of morbid obesityMarkus Weber
Division of Visceral and Transplantation Surgery, University Hospital Zurich, Ramistrasse 100, 8091 Zurich, Switzerland
Ann Surg 240:975-82; discussion 982-3. 2004..To define whether laparoscopic gastric banding or laparoscopic Roux-en-Y gastric bypass represents the better approach to treat patients with morbid obesity...
New device for the introduction of a circular stapler in laparoscopic gastric bypass surgeryMarkus K Muller
Department of Visceral and Transplant Surgery, University Hospital Zurich, Switzerland
Obes Surg 16:1559-62. 2006..The introduction of the circular stapler through the thick abdominal wall in morbidly obese patients can be challenging. To overcome the difficulties of this task, a new device was developed and its use is presented...- Three-year follow-up study of retrocolic versus antecolic laparoscopic Roux-en-Y gastric bypassMarkus K Muller
Department of Visceral and Transplantation Surgery, University Hospital Zurich, Switzerland
Obes Surg 17:889-93. 2007..In this study, we compared the retrocolic vs the antecolic technique with 3 years of follow-up. We hypothesized that the antecolic technique is superior to the retrocolic in terms of operation time and morbidity... 
Utility of routine versus selective upper gastrointestinal series to detect anastomotic leaks after laparoscopic gastric bypassMarc Schiesser
Department of Visceral and Transplantation Surgery, University Hospital Zurich, Zurich, Switzerland
Obes Surg 21:1238-42. 2011..Consequently, many centers advocate routine postoperative upper gastrointestinal (UGI) series. The aim of this study was to determine the utility of this practice after LRYGB...- Quality of life after bariatric surgery--a comparative study of laparoscopic banding vs. bypassMarkus K Muller
Division of Visceral and Transplantation Surgery, University Hospital Zurich, Ramistrasse 100, 8091 Zurich, Switzerland
Obes Surg 18:1551-7. 2008..Laparoscopic gastric banding and Roux-en-Y gastric bypass are widely used for the treatment of morbid obesity. The impact of these two procedures on health-related quality of life has not been analyzed in comparative studies... - Superiority of small islets in human islet transplantationRoger Lehmann
Clinical Islet Transplantation Program, Department of Endocrinology and Diabetes, University Hospital Zurich, Raemistrasse 100, CH 8091 Zurich, Switzerland
Diabetes 56:594-603. 2007..Thus, islet size seems to be a key factor determining human islet transplantation outcome... - Obesity in general elective surgeryDaniel Dindo
Department of Visceral Surgery and Transplantation, University Hospital Zurich, Zurich, Switzerland
Lancet 361:2032-5. 2003..INTERPRETATION: Obesity alone is not a risk factor for postoperative complications. The regressive attitude towards general surgery in obese patients is no longer justified... - Laparoscopic versus open splenectomy for nontraumatic diseasesChristine F Maurus
Department of Visceral and Transplantation Surgery, University Hospital Zurich, Ramistrasse 100, 8091, Zurich, Switzerland
World J Surg 32:2444-9. 2008..In this study, indications for and complications of open and laparoscopic splenectomy were analyzed, with the aim to identify patients who will benefit from either technique... - Use of severely steatotic grafts in liver transplantation: a matched case-control studyLucas McCormack
Swiss HPB Hepato Pancreato Biliary Center, Department of Surgery, University Hospital Zurich, Switzerland
Ann Surg 246:940-6; discussion 946-8. 2007..Although there is a worldwide need to expand the pool of available liver grafts, cadaveric livers with severe steatosis (>60%) are discarded for orthotopic liver transplantation (OLT) by most centers... - Physical and psychosocial outcome in morbidly obese patients with and without bariatric surgery: a 4 1/2-year follow-upBarbara Buddeberg-Fischer
Department of Psychosocial Medicine, University Hospital Zurich, Switzerland
Obes Surg 16:321-30. 2006..This study investigates the physical and psychosocial outcomes of patients with and without bariatric surgery... - Laparoscopic Roux-en-Y gastric bypass, but not rebanding, should be proposed as rescue procedure for patients with failed laparoscopic gastric bandingMarkus Weber
Department of Visceral and Transplantation Surgery, University Hospital Zurich, Switzerland
Ann Surg 238:827-33; discussion 833-4. 2003..Conversion to gastric bypass offers a significant advantage in terms of further weight loss after surgery. Therefore, this procedure should be considered as the rescue therapy of choice after a failed laparoscopic gastric banding... - Perforated ulcer at the gastrojejunostomy: laparoscopic repair after Roux-en-Y gastric bypassMatthias Bramkamp
Department of Visceral and Transplantation Surgery, University Hospital Zurich, Switzerland
Obes Surg 16:1545-7. 2006..This late complication of RYGBP can be a rapidly progressing life-threatening situation, and requires prompt treatment. Closure and omental patch were successful laparoscopically... - Successful simultaneous islet-kidney transplantation using a steroid-free immunosuppression: two-year follow-upRoger Lehmann
Departments of Radiology and Visceral Surgery, University Hospital, CH 8091 Zurich, Switzerland
Am J Transplant 4:1117-23. 2004.... - HIV-1 does not provoke alteration of cytokine gene expression in lymphoid tissue after acute infection ex vivoAnnette Audigé
Division of Infectious Diseases and Hospital Epidemiology, Institute of Clinical Immunology, and Clinic of Visceral and Transplantation Surgery, University Hospital of Zurich, Switzerland
J Immunol 172:2687-96. 2004..These results also indicate that different molecular mechanisms govern HIV replication in tissue blocks and HLAC. Prevention of effective cytokine responses may be an important mechanism that HIV uses during acute infection... - Open and laparoscopic living donor nephrectomy in Switzerland: a retrospective assessment of clinical outcomes and the motivation to donateFelix Dahm
Department of Visceral and Transplantation Surgery, University Hospital Zurich, , CH-8091 Zurich, Switzerland
Nephrol Dial Transplant 21:2563-8. 2006..Moreover, the type of procedure did not seem to influence their decision to donate... - Finding the right position: a three-year, single-center experience with the "self-locating" catheterBrigitte Bergamin
Division of Nephrology, University Hospital Zurich, Zurich, Switzerland
Perit Dial Int 30:519-23. 2010..Various catheter forms have been designed to improve outcome. One of them is based on the classical Tenckhoff catheter, but includes a small tungsten cylinder at the distal end to optimize location and to prevent dislocations. ♢.. - Abdominal compartment syndrome after liver transplantationAlexander E Handschin
Department of Visceral and Transplant Surgery, University Hospital Zurich, Ramistr. 100, 8091 Zurich, Switzerland
Liver Transpl 11:98-100. 2005..It remains, however, a rarely described complication after liver transplantation, despite the presence of significant factors that contribute to elevated intraabdominal pressure... - Abdominal drains in liver transplantation: useful tool or useless dogma? A matched case-control studyOlivier de Rougemont
Swiss Hepato Pancreatico Biliary and Transplantation Center, Department of Surgery, University Hospital Zurich, Zurich, Switzerland
Liver Transpl 15:96-101. 2009..A no-drain strategy provided no disadvantages despite increased use of extended criteria donors in the no-drainage group. Prophylactic drainage appears unnecessary on a routine basis... - CpG oligodeoxynucleotides block human immunodeficiency virus type 1 replication in human lymphoid tissue infected ex vivoErika Schlaepfer
Division of Infectious Diseases and Hospital Epidemiology, Department of Internal Medicine, University Hospital of Zurich, Raemistrasse 100, 8091 Zurich, Switzerland
J Virol 78:12344-54. 2004.... - Flow cytometric measurement of ABO antibodies in ABO-incompatible living donor kidney transplantationGisella Puga Yung
Laboratory for Transplantation Immunology, University Hospital Zurich, Zurich, Switzerland
Transplantation 84:S20-3. 2007..In conclusion, analysis of pre- and posttransplant Abs from ABO-incompatible kidney transplant recipients by ABO-FACS allows a better understanding of Ab kinetics, which may improve the design of future IADS protocols... - Contrast-enhanced three-dimensional magnetic resonance angiography for visualization of ectopic varicesAlexander E Handschin
Department of Visceral Surgery and Transplantation, University Hospital of Zurich, Ramistrasse 100, 8091 Zurich, Switzerland
Dis Colon Rectum 45:1541-4. 2002.... - Kidney transplantation from donors without a heartbeatMarkus Weber
Department of Visceral Surgery and Transplantation, University Hospital Zurich, Zurich, Switzerland
N Engl J Med 347:248-55. 2002.... - Central necrosis in isolated hypoxic human pancreatic islets: evidence for postisolation ischemiaMauro Giuliani
Department of Visceral and Transplant Surgery, University Hospital Zurich, 8091 Zurich, Switzerland
Cell Transplant 14:67-76. 2005.... - Two corticosteroid-free regimens-tacrolimus monotherapy after basiliximab administration and tacrolimus/mycophenolate mofetil-in comparison with a standard triple regimen in renal transplantation: results of the Atlas studyStefan Vitko
Department of Nephrology, IKEM, Prague, Czech Republic and Department of Nephrology, Wroclaw Medical University, Wroclaw, Poland
Transplantation 80:1734-41. 2005..The side effects associated with corticosteroids have led to efforts to minimize their use in renal transplant patients. In this study we compared two corticosteroid-free tacrolimus-based regimens with a standard triple therapy... - Conversion from cyclosporine to tacrolimus improves quality-of-life indices, renal graft function and cardiovascular risk profileFelix Dahm
Am J Transplant 4:2139; author reply 2140. 2004 - Laparoscopic pouch resizing and redo of gastro-jejunal anastomosis for pouch dilatation following gastric bypassMarkus K Muller
Department for Visceral and Transplant Surgery, University Hospital, Zurich, Switzerland
Obes Surg 15:1089-95. 2005..In the present paper, we report our experience with laparoscopic re-operation of enlarged gastric pouches after laparoscopic gastric bypass, with emphasis on technique and outcome... - Robotic-assisted versus laparoscopic cholecystectomy: outcome and cost analyses of a case-matched control studyStefan Breitenstein
Swiss HPB Hepato Pancreato Biliary Center, University Hospital of Zurich, Zurich, Switzerland
Ann Surg 247:987-93. 2008..To compare safety and costs of robotic-assisted and laparoscopic cholecystectomy in patients with symptomatic cholecystolithiasis... - Meeting report of European ALS Consortium (EALSC): 6th European ALS congress research workshop and young investigators' meetingMarkus Weber
Neuromuscular Diseases Unit ALS Clinic, Gallen, St Gallen, Switzerland
Amyotroph Lateral Scler 9:318-20. 2008..This review outlines the work that was presented during the meeting... - Expression and hypoxic regulation of the endothelin system in endocrine cells of human and rat pancreatic isletsPatrick Kugelmeier
Clinic for Visceral and Transplant Surgery, Department of Surgery, Zurich University Hospital Zurich, Switzerland
JOP 9:133-49. 2008.... - Apoptosis in hypoxic human pancreatic islets correlates with HIF-1alpha expressionWolfgang Moritz
Clinic for Visceral and Transplant Surgery, , , Switzerland
FASEB J 16:745-7. 2002..These observations suggest that gene expression under the control of HIF-1 represents a potential therapeutic tool for improving engraftment of transplanted islets... - Routine stenting reduces urologic complications as compared with stenting "on demand" in adult kidney transplantationPanco Georgiev
Department of Visceral and Transplant Surgery, University Hospital of Zurich, Zurich, Switzerland
Urology 70:893-7. 2007..To examine the impact of the chosen surgical technique and of systematic versus "on-demand" placement of a primary stent on the incidence of urologic complications in adult kidney transplantation... - Low recurrence rate of hepatocellular carcinoma after liver transplantation: better patient selection or lower immunosuppression?Markus Weber
Transplantation 74:1664-5. 2002 - Combined nephrectomy and pre-emptive renal transplantation in a tuberous sclerosis patient with angiomyolipoma, renal carcinoma and life-threatening abdominal haemorrhagesAlf Corsenca
Clinic for Nephrology, University Hospital, CH-8091 Zurich, Switzerland
Nephrol Dial Transplant 22:3330-3. 2007 - Atypical abdominal pain in a liver transplant recipientAlexander E Handschin
Department of Visceral and Transplant Surgery, University Hospital of Zurich, Switzerland
Liver Transpl 9:444-5. 2003 - [Benefits and risks of bariatric surgery]Stefan Wildi
, , Switzerland
Herz 31:234-9. 2006..In conclusion, the treatment of morbid obesity represents a significant challenge in the Western world, and bariatric surgery plays a paramount role in the fight against overweight... - Transplantation of infant en bloc kidneys into paediatric recipientsGuido F Laube
Department of Paediatric Nephrology, University Children s Hospital, Zurich, Switzerland
Pediatr Nephrol 21:408-12. 2006..EBT is a safe and effective option for young children with end-stage renal failure. Absolute GFR and graft size increase and adapt to the children's growing body mass... - Psychosocial impact of living-related kidney transplantation on donors and partnersThomas J Neuhaus
Department of Pediatric Nephrology, University Children s Hospital, Steinwiesstrasse 75, 8032 Zurich, Switzerland
Pediatr Nephrol 20:205-9. 2005..The great majority of donors and partners did not report negative medical or psychological consequences. The relationship between donor, partner, and recipient child improved after LRKT... - Dehydroepiandrosterone in relation to other adrenal hormones during an acute inflammatory stressful disease state compared with chronic inflammatory disease: role of interleukin-6 and tumour necrosis factorRainer H Straub
Department of Internal Medicine I, University Hospital Regensburg, 93042 Regensburg, Germany
Eur J Endocrinol 146:365-74. 2002..Furthermore, the behaviour of serum levels of these hormones during an acute inflammatory stressful disease state is not well known...