Tehran University of Medical Sciences

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Faculty Members have conducted research related to the Comparison of Laparoscopic Roux-En-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy on Weight Loss, Weight Regain, and Remission of Comorbidities: A 5 Years of Follow-Up Study
Karamollah Toolabi
Karamollah Toolabi

Professor of Surgery

Department General Surgery

School of Medicine

Imam Khomeini Hospital Complex

Tehran University of Medical Sciences

All Documents
1. Obesity Medications in Patients With Recurrent Weight Gain or Suboptimal Clinical Response Following Bariatric Surgery: A Meta-Analysis: Bariatric Surgery, International Journal of Obesity (2025)
2. The Effects of Protein Intake Higher Than the Recommended Value on Body Composition Changes After Bariatric Surgery: A Meta-Analysis of Randomized Controlled Trials, Clinical Nutrition (2024)
3. Changes in the Gut Microbiota Composition and Their Relation to Dietary Intake After Bariatric Surgery, Obesity Surgery (2023)
4. Association Between Hdacs and Pro-Inflammatory Cytokine Gene Expressions in Obesity, Archives of Physiology and Biochemistry (2022)
5. Endoscopic Thoracic Sympathotomy for Primary Hyperhidrosis: Predictors of Outcome Over a 10-Year Period, Surgical Endoscopy (2022)
6. How Accurate Is the Visual Estimation of Bowel Length by Endoscopic Surgeons?, Frontiers in Surgery (2022)
7. Incidence of Symptomatic Cholelithiasis Following Laparoscopic Roux-En-Y Gastric Bypass Is Comparable to Laparoscopic Sleeve Gastrectomy: A Cohort Study, Digestive Diseases and Sciences (2022)
8. Prediction Factors of Early Postoperative Bleeding After Bariatric Surgery, Obesity Surgery (2022)
9. Laparoscopic Roux-En-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy in Terms of Efficacy and Safety: A Comparative Study During 11-Year Experience, Obesity Surgery (2021)
10. Postoperative Outcomes of Patients Undergoing Laparoscopic Surgeries During Covid-19 Pandemic Era, Journal of Iranian Medical Council (2021)
11. The Comparison of Postoperative Pain, Nausea, and Vomiting Between Veress Needle Entry and Direct Trocar Entry Methods in Patients Undergoing Laparoscopic Cholecystectomy, Middle East Journal of Digestive Diseases (2021)
12. The Effect of Brown Rice Compared to White Rice on Adiposity Indices, Lipid Profile, and Glycemic Markers: A Systematic Review and Meta-Analysis of Randomized Controlled Trials, Critical Reviews in Food Science and Nutrition (2021)
13. Adipose Tissue Gene Expression of Long Non-Coding Rnas; Malat1, Tug1 in Obesity: Is It Associated With Metabolic Profile and Lipid Homeostasis-Related Genes Expression?, Diabetology and Metabolic Syndrome (2020)
14. Adipose Tissue Mrna Expression of Hdac1, Hdac3 and Hdac9 in Obese Women in Relation to Obesity Indices and Insulin Resistance, Molecular Biology Reports (2020)
15. Comparison of Laparoscopic Roux-En-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy on Weight Loss, Weight Regain, and Remission of Comorbidities: A 5 Years of Follow-Up Study, Obesity Surgery (2020)
16. Effect of Garcinia Cambogia Supplement on Obesity Indices: A Systematic Review and Dose-Response Meta-Analysis, Complementary Therapies in Medicine (2020)
17. Increased Mrna Expression of Ctrp3 and Ctrp9 in Adipose Tissue From Obese Women: Is It Linked to Obesity-Related Parameters and Mrna Expression of Inflammatory Cytokines?, Reports of Biochemistry and Molecular Biology (2020)
18. An Unusual Cause of Upper Gastrointestinal Tract Obstruction, Middle East Journal of Digestive Diseases (2019)
19. Changes in Body Composition, Dietary Intake, and Substrate Oxidation in Patients Underwent Laparoscopic Roux-En-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy: A Comparative Prospective Study, Obesity Surgery (2019)
20. Comparative Study of Resting Metabolic Rate and Plasma Amino Acid Profile in Patients Who Underwent Laparoscopic Roux-En-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy: 6-Month Follow-Up Study, Obesity Surgery (2019)
21. Reliability and Educational Value of Laparoscopic Sleeve Gastrectomy Surgery Videos on Youtube, Obesity Surgery (2019)
22. The Gene Expression of Ctrp12 But Not Ctrp13 Is Upregulated in Both Visceral and Subcutaneous Adipose Tissue of Obese Subjects, Diabetes and Metabolic Syndrome: Clinical Research and Reviews (2019)
23. Bowel Obstruction Caused by Broad Ligament Hernia Sucessfully Repaired by Laparoscopy, Annals of the Royal College of Surgeons of England (2018)
24. Effect of Green Tea, Caffeine and Capsaicin Supplements on the Anthropometric Indices: A Meta-Analysis of Randomized Clinical Trials, Journal of Functional Foods (2018)
25. An Investigation of the Effects of Suture Patterns on Mechanical Strength of Intestinal Anastomosis: An Experimental Study: Suture Patterns and Material for Intestinal Anastomosis, Biomedizinische Technik (2017)
26. The Bariatric Surgery and Weight Losing: A Meta-Analysis in the Long- and Very Long-Term Effects of Laparoscopic Adjustable Gastric Banding, Laparoscopic Roux-En-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy on Weight Loss in Adults, Surgical Endoscopy (2017)
27. Experimental Investigations on Intestinal Anastomosis - a Comparison Between Automatic and Hand Suturing Techniques, Journal of Mechanics in Medicine and Biology (2016)
28. Laparoscopic Adjustable Gastric Banding: Efficacy and Consequences Over a 13-Year Period, American Journal of Surgery (2016)
29. Parathyroid Hormone Levels May Predict Nonalcoholic Steatohepatitis in Morbidly Obese Patients, Hepatitis Monthly (2015)