title: Rapid spread of transitional ureteral tumor: a serious unusual complication of ureteral brush biopsy.
abstract: We report a case of rapid spread of a stable ureteral tumor following retrograde brush biopsy. This unusual complication should be considered when planning the management of patients with suspected ureteral carcinoma.
mesh_terms: D000368:Aged; D001706:Biopsy / Q000009:adverse effects; D002295:Carcinoma, Transitional Cell / Q000000981:diagnostic imaging / Q000473:pathology*; D006801:Humans; D008297:Male; D009366:Neoplasm Seeding; D011859:Radiography; D014516:Ureteral Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*