title: Unsuspected primary cortical renal cell carcinoma presenting as a metastatic subepithelial pelvic filling defect.
mesh_terms: D000230:Adenocarcinoma / Q000000981:diagnostic imaging* / Q000473:pathology / Q000601:surgery; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007672:Kidney Cortex; D007674:Kidney Diseases / Q000000981:diagnostic imaging*; D007680:Kidney Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology / Q000601:surgery; D007682:Kidney Pelvis / Q000473:pathology; D008875:Middle Aged; D009362:Neoplasm Metastasis; D011859:Radiography