Diffuse Cavernous Hemangioma of the Rectosigmoid Colon Mimicking Ulcerative Colitis

Diffuse cavernous hemangioma of the rectosigmoid colon is a rare benign vascular lesion. The rectosigmoid colon is the most common site of this disease. It affects mainly young adults. The most frequent symptom is rectal bleeding, which can be confused with hemorrhoids, perianal diseases and ulcerative colitis. We present a case of diffuse cavernous hemangioma of the rectosigmoid colon mimicking ulcerative colitis.