Primary Angiosarcoma of Small Intestine Presenting as Intermittent Abdominal Pain: A Case Report

Angiosarcoma is a rare malignant tumor which occurs frequently in the skin, liver, spleen, lungs, bones, subcutaneous cell tissue, and lymphedemas following mastectomy. Moreover, primary gastrointestinal angiosarcomas are rare. This tumor manifests as non-specific symptoms such as gastrointestinal bleeding, abdominal pain and nausea. The diagnosis is often made at an advanced stage. Surgery, chemotherapy and radiotherapy are the mainstay of treatment. However, the prognosis is very poor. We report a case of a 59-year-old man was with intermittent abdominal pain and body weight loss. The patient was thoroughly investigated and contrast-enhanced computed tomography (CT) abdomen revealed a segmental circumferential wall thickening in the ileum. Exploratory laparotomy was underwent and a mass measuring 9 × 8 × 7 cm in diameter in the ileum. Segmental resection was performed with ileo-ileal anastomosis. Histopathological showed angiosarcoma. He received 3 cycles chemotherapy, but died 7 months after diagnosis.