title: Primary hepatic intra-abdominal hemangiopericytoma.
mesh_terms: D000008:Abdominal Neoplasms / Q000175:diagnosis; D000818:Animals; D006393:Hemangiopericytoma / Q000175:diagnosis; D006801:Humans; D008113:Liver Neoplasms / Q000175:diagnosis; D008297:Male; D009362:Neoplasm Metastasis