title: [Acute abdomen caused by retroperitoneal hemangiopericytoma (indications of a clinical case)].
abstract: The authors describe a case of acute abdomen due to retroperitoneal hemorrhage in a patient suffering from perirenal hemangiopericytoma. They emphasize the rareness of such clinical picture and the difficulties involved in the radical surgical extirpation.
mesh_terms: D000006:Abdomen, Acute / Q000209:etiology*; D000328:Adult; D006393:Hemangiopericytoma / Q000150:complications* / Q000473:pathology / Q000601:surgery; D006801:Humans; D008297:Male; D012186:Retroperitoneal Neoplasms / Q000150:complications* / Q000473:pathology / Q000601:surgery
vernacular_title: Addome acuto da emangiopericitoma retroperitoneale (segnalazione di un caso clinico).