Bariatric surgery as an option for diabetes mellitus prevention and treatment in obese persons.

Bariatric surgery has been found to be very useful in treating established type-2 diabetes in obese persons, as well as in borderline diabetics, besides giving a good weight loss. Various modifications of the primary bariatric procedures have been introduced, with differ advantages and better efficacy. Good incretin responses from the distal gut give the best results and combining medical treatment are helping patients to get very good glycemic control over a longer term.