[Evolution of type 2 diabetes and carbohydrate intolerance following bariatric surgery in a Mexican mestizo population].

Background: Bariatric surgery continues to be the best treatment for weight loss and control of obesity related comorbidities. Gastric bypass and sleeve gastrectomy have demonstrated to be the most effective surgeries, but this has not been established in a Mexican (non-American) population.

Objective: To analyse the improvement in type 2 diabetes mellitus and carbohydrate intolerance in obese patients after bariatric surgery.

[Dystrophic osseus metaplasia on small bowell mesentery in a patient with multiple abdominal sugeries: a case report].

Heteropropic ossification was initially described by Riedel in 1883. This is a rare disease but well documented in gastrointestinal tract. Several mechanisms have been proposed to determine the etiology of this metaplasia.

[Caesarean section for ulcerative colitis].

We present a case of a 35-year-old patient with diagnosis of ulcerative colitis that presented failure and complications associated with medical treatment; with a report of a colonoscopy and biopsy of pancolitis with severe activity. The patient was submitted to laparoscopic restorative total proctocolectomy with ileal "J" pouch anal anastomosis. Two months later the ileostomy was reversed.