Stage IV bladder cancer; drawing shows cancer in the bladder, the pelvic wall, and lymph nodes. Inset shows some other parts of the body where cancer can spread from the bladder: the lung, liver, and bone.
Stage IV bladder cancer. Cancer has spread from the bladder to (a) the wall of the abdomen or pelvis, (b) one or more lymph nodes, and/or (c) other parts of the body, such as the lung, liver, or bone.