disease arises from structure urothelial cell papillary transitional cell carcinoma A non-invasive or invasive transitional cell carcinoma characterized by a papillary growth pattern. It may occur in the bladder or the renal pelvis. DOID:4012 EFO:1000450 ICDO:8130/3 MONDO:0006350 NCIT:C4122 UMLS:C0334274 papillary transitional carcinoma papillary transitional cell carcinoma papillary transitional cell carcinoma (morphologic abnormality) transitional cell carcinoma papillary carcinoma