[Gastric bypass in the surgical treatment of the morbid obesity and super obesity: comparative study].

Introduction: Gastric Bypass (GB) constitutes the surgical treatment of election of morbid obesity (BMI < 50) at the present time, however doubts exist about its effectiveness in super obesity patients (BMI > 50).

Objective: The purpose of this work is one of to analyze the results of loss of weight of the first 52 open GB of our series, and to compare the losses of weight in morbid obesity (MO) and super obesity (SO), to determine if the superobese patient looses enough weight with this technique or if it would be more indicated another technique more malabsorptive, like some authors recommend.

Materials And Method: Retrospective study of the first 52 patients operated of open GB pathway.

Colovesical fistula complicating diverticular disease: one-stage resection.

Colonic diverticular disease is common in developed countries, and its prevalence increases with age. Most affected individuals remain asymptomatic throughout their lives, and relatively few patients require surgical intervention for obstructive or inflammatory complications. Colovesical fistula is the most common type (65%) of fistula associated with colonic diverticular disease.

[Bochdalek's hernia in an adult with stomach volvulus and extrapulmonary sequestration].

We report a case of Bochdalek's hernia with volvulus of the stomach and extrapulmonary sequestration in an adult. A 27-year-old woman presented acute respiratory failure, pain in the left side of the chest and recurrent vomiting of sudden onset. Upon examination there was pain in the left hypochondrium that was not tolerated in decubitus position.