Bouveret syndrome: A series of cases that illustrates a rare complication of chronic cholelithiasis.

Bouveret syndrome is defined as gastric outlet obstruction secondary to the impaction of a large gallstone in the proximal gastrointestinal tract. The obstruction occurs as result of a bilio-enteric or bilio-gastric fistula. This clinical entity is a rare variant of the more commonly recognized gallstone ileus, which tends to cause small bowel obstruction of the terminal ileum.

The use of tamsulosin to prevent postoperative urinary retention in laparoscopic inguinal hernia repair: a randomized double-blind placebo-controlled study.

Purpose: The rate of postoperative urinary retention (POUR) in laparoscopic inguinal hernia repairs is 1-22%. POUR may cause patient anxiety, discomfort, and increased hospital costs. Currently there is no standard prophylaxis for POUR.

Type A Aortic Dissection Complicated by Pheochromocytoma.

This report presents a case of aortic dissection as the patient's initial presentation of an undiagnosed pheochromocytoma. A 36-year-old man presented with substernal chest pressure and abdominal pain. Computed tomography revealed type A aortic dissection with a 3.