Band to Bypass - Metabolism Kinetics in Gastric Bypass and Banding

Overview

The investigators want to study the changes in secretion of gastrointestinal hormones, absorption and metabolism of food and liquids before and after gastric bypass and in patients who are gastric banded but are getting conversion to a gastric bypass. All patients are with normal glucose tolerance. The investigators hypothesis that food uptake/absorption of food is faster after gastric bypass and the secretion of gastrointestinal hormones change.

Conditions

Eligibility

Locations (2)

Central Contacts