Sarcomatoid renal carcinoma--a histopathological study of two cases with a review of the literature.
D000230:Adenocarcinoma / Q000473:pathology*; D006801:Humans; D007668:Kidney / Q000473:pathology; D007680:Kidney Neoplasms / Q000473:pathology*; D008297:Male; D008875:Middle Aged