[Gastric leiomyoblastoma: literature review and report of a case].

Leiomyoblastoma is a rare, smooth muscle tumor of the stomach that occurs chiefly in the antrum. We present the case of a 51 year old man suffering from asthenia and mild upper abdominal pain. Investigations showed a big exculcerated tumor of the lesser gastric curvature.

[Personal experience with preventive use of antibiotics in elective colon surgery. A retrospective study].

We reviewed in a retrospective study all our 616 electively operated colons over 15 years from 1976 to 1990 for morbidity and mortality depending the antibiotic prophylaxis. Interventions were performed on 578 patients with a mean age of 65.5 + 13.