<Tr> <Td_colspan="2"> Histopathology of transitional carcinoma of the urinary bladder . Transurethral biopsy . Hematoxylin and eosin stain . </Td> </Tr> <Tr> <Th> Specialty </Th> <Td> Oncology </Td> </Tr> <P> Transitional cell carcinoma, also urothelial carcinoma, is a type of cancer that typically occurs in the urinary system . It is the most common type of bladder cancer and cancer of the ureter, urethra, and urachus . It is the second most common type of kidney cancer, but accounts for only five to 10 percent of all primary renal malignant tumors . </P> <P> Transitional cell carcinomas arise from the transitional epithelium, a tissue lining the inner surface of these hollow organs . </P>

What does tcc stand for in the medical field