Stage IV rectal cancer; drawing shows other parts of the body where rectal cancer may spread, including lymph nodes, lung, liver, abdominal wall, and ovary. Inset shows cancer spreading through the blood and lymph nodes to other parts of the body.
Stage IV rectal cancer. The cancer has spread through the blood and lymph nodes to other parts of the body, such as the lung, liver, abdominal wall, or ovary.