title: Primary malignant haemangio-pericytoma of kidney (a case report).
mesh_terms: D006393:Hemangiopericytoma / Q000473:pathology* / Q000601:surgery; D006801:Humans; D007680:Kidney Neoplasms / Q000473:pathology* / Q000601:surgery; D008297:Male; D008875:Middle Aged; D009392:Nephrectomy