Researcher Profile

Shahzeer Karmali

0000-0002-5083-7912

Publications

459

Citations

Co-Authors

Active Years

Publications

Open Access Journal Article Surgery for Obesity and Related Diseases Mar 01, 2026

International expert consensus on definitions and management of weight recurrence and suboptimal response after metabolic and bariatric surgery: a Delphi study

Mélissa V. Wills · Valentin Mocanu · Yung Lee · Pattharasai Kachornvitaya +38 more

10.1016/j.soard.2026.03.006

Journal Article Obesity Surgery Mar 15, 2023

Conversion of Sleeve Gastrectomy to Roux-en-Y Gastric Bypass: Indications, Prevalence, and Safety

Jerry T. Dang · Tiffany Vaughan · Valentin Mocanu · Hadika Mubashir +5 more

10.1007/s11695-023-06546-x 58 citations

Open Access Journal Article Gut Microbes Mar 22, 2022

Roux-en-Y gastric bypass and sleeve gastrectomy induce substantial and persistent changes in microbial communities and metabolic pathways

Jerry T. Dang · Valentin Mocanu · Heekuk Park · Michael Laffin +4 more

10.1080/19490976.2022.2050636 46 citations

Journal Article Nature Medicine Jul 01, 2021

Fecal microbial transplantation and fiber supplementation in patients with severe obesity and metabolic syndrome: a randomized double-blind, placebo-controlled phase 2 trial

Valentin Mocanu · Zhengxiao Zhang · Edward C. Deehan · Dina H. Kao +6 more

10.1038/s41591-021-01399-2 254 citations

Journal Article Obesity Surgery May 08, 2020

An Evaluation of the Modern North American Bariatric Surgery Landscape: Current Trends and Predictors of Procedure Selection

Valentin Mocanu · Jerry T. Dang · Warren Sun · Daniel W. Birch +2 more

10.1007/s11695-020-04667-1 11 citations

Journal Article Surgery for Obesity and Related Diseases Oct 01, 2019

Concurrent bariatric surgery and paraesophageal hernia repair: an analysis of the Metabolic and Bariatric Surgery Association Quality Improvement Program (MBSAQIP) database

Joshua Hefler · Jerry Dang · Valentin Mocanu · Noah Switzer +2 more

10.1016/j.soard.2019.08.025 33 citations

Journal Article Canadian Journal of Surgery Feb 01, 2016

Financial costs and patients’ perceptions of medical tourism in bariatric surgery

David H. Kim · Caroline E. Sheppard · Christopher J. de Gara · Shahzeer Karmali +1 more

10.1503/cjs.004215 20 citations

Journal Article The American Journal of Surgery May 01, 2014

The cost of bariatric medical tourism on the Canadian healthcare system

Caroline E. Sheppard · Erica L.W. Lester · Shahzeer Karmali · Christopher J. de Gara +1 more

10.1016/j.amjsurg.2014.01.004 14 citations

Journal Article Surgical Endoscopy Jun 27, 2014

Medical tourism and bariatric surgery: who pays?

Caroline E. Sheppard · Erica L. W. Lester · Anderson W. Chuck · David H. Kim +3 more

10.1007/s00464-014-3613-8 23 citations

Publication Timeline

2026

2023

2022

2021

2020

2019

2016

2014

Frequent Co-Authors

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Christopher J. de Gara

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