Sigmoidoanal intussusception with exteriorization of sigmoid adenocarcinoma

Abstract

The intestinal intussusception is a rare disease in adults, and is mostly caused by malignant neoplasm. Symptoms are usually nonspecific and chronic, and in most cases suggesting intestinal obstruction. Treatment consists of removing the malignant tumor. This article reports the case of a patient with hematochezia and apparent mass in the anus who underwent anterior rectosigmoidectomy and had the diagnosis of adenocarcinoma of the sigmoid confirmed.