title: Case 4. Sarcomatoid renal cell carcinoma with osteogenic metaplasia.
mesh_terms: D000792:Angiography; D002114:Calcinosis / Q000000981:diagnostic imaging*; D002292:Carcinoma, Renal Cell / Q000000981:diagnostic imaging*; D006801:Humans; D007680:Kidney Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed; D014567:Urography