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NCI Dictionary of Cancer Terms


stage IIIA anal cancer  listen  (... AY-nul KAN-ser)

  Stage III anal cancer is divided into stages IIIA and IIIB. In stage IIIA, the tumor may be any size and has spread to either (1) lymph nodes near the rectum; or (2) nearby organs, such as the vagina, urethra, and bladder.