Claudio Lazzara

Barcelona, CT 08907, Spain

Last Updated: 09/26/2026

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Found 29 publications

Clinical-genetic predisposition and medium-term outcomes after bariatric surgery: A 5-year validation of the OBEGEN score.

Clinical-genetic predisposition and medium-term outcomes after bariatric surgery: A 5-year validation of the OBEGEN score.

Journal: Obesity pillars

Published: July 12, 2026

Correction: Patient-Reported Outcomes and Quality of Life After Single-Anastomosis Duodeno-ileal Bypass with Sleeve Gastrectomy (SADI-S): a Cross-Sectional Study with 283 Patients from a Single Institution.

Correction: Patient-Reported Outcomes and Quality of Life After Single-Anastomosis Duodeno-ileal Bypass with Sleeve Gastrectomy (SADI-S): a Cross-Sectional Study with 283 Patients from a Single Institution.

Journal: Obesity surgery

Published: March 19, 2026

Conversion bariatric surgery after sleeve gastrectomy: results and resolution of comorbidities. experience of 209 consecutive patients.

Conversion bariatric surgery after sleeve gastrectomy: results and resolution of comorbidities. experience of 209 consecutive patients.

Journal: Cirugia espanola

Published: November 16, 2025

Conversion bariatric surgery after sleeve gastrectomy: results and resolution of comorbidities. Experience of 209 consecutive patients.

Conversion bariatric surgery after sleeve gastrectomy: results and resolution of comorbidities. Experience of 209 consecutive patients.

Journal: Cirugia espanola

Published: November 16, 2025

A randomized open-label multicentre clinical trial comparing single-anastomosis duodenal switch (SADI-S) versus Roux-en-Y gastric bypass for the treatment of severe obesity: BYPSADIS study protocol.

A randomized open-label multicentre clinical trial comparing single-anastomosis duodenal switch (SADI-S) versus Roux-en-Y gastric bypass for the treatment of severe obesity: BYPSADIS study protocol.

Journal: Scandinavian journal of surgery : SJS : official organ for the Finnish Surgical Society and the Scandinavian Surgical Society

Published: October 17, 2025

Time Free from High-Risk Obesity after One-Step Vs. Two-Step Duodenal Switch: A Propensity-Score Single-Center Analysis.

Time Free from High-Risk Obesity after One-Step Vs. Two-Step Duodenal Switch: A Propensity-Score Single-Center Analysis.

Journal: Obesity surgery

Published: October 01, 2025

Results of manual colo-anal anastomosis for lower rectal cancer. A multicenter cohort study.

Results of manual colo-anal anastomosis for lower rectal cancer. A multicenter cohort study.

Journal: Cirugia espanola

Published: August 20, 2025

Impact of Preoperative Food Addiction on Weight Loss and Weight Regain Three Years After Bariatric Surgery.

Impact of Preoperative Food Addiction on Weight Loss and Weight Regain Three Years After Bariatric Surgery.

Journal: Nutrients

Published: June 06, 2025

Restoring Balance: Reversal to Normal Anatomy as a Safe Solution for Malnutrition After One Anastomosis Gastric Bypass.

Restoring Balance: Reversal to Normal Anatomy as a Safe Solution for Malnutrition After One Anastomosis Gastric Bypass.

Journal: Obesity surgery

Published: May 23, 2025

Bone loss after bariatric surgery is observed mainly in the hip trabecular compartment and after hypoabsorptive techniques.

Bone loss after bariatric surgery is observed mainly in the hip trabecular compartment and after hypoabsorptive techniques.

Journal: Bone

Published: July 18, 2024

One-Stage Vs. Two-Step One Anastomosis Duodenal Switch (OADS/SADI-S): A Safety and Efficacy Single-Center Propensity-Score Matched Analysis.

One-Stage Vs. Two-Step One Anastomosis Duodenal Switch (OADS/SADI-S): A Safety and Efficacy Single-Center Propensity-Score Matched Analysis.

Journal: Obesity surgery

Published: February 20, 2024

A specific gut microbiota signature is associated with an enhanced GLP-1 and GLP-2 secretion and improved metabolic control in patients with type 2 diabetes after metabolic Roux-en-Y gastric bypass.

A specific gut microbiota signature is associated with an enhanced GLP-1 and GLP-2 secretion and improved metabolic control in patients with type 2 diabetes after metabolic Roux-en-Y gastric bypass.

Journal: Frontiers in endocrinology

Published: March 07, 2023

Showing 1-12 of 29

Last Updated: 09/26/2026