Definition

Cancer is found (1) in at least one area above the diaphragm (the thin muscle below the lungs and heart that separates the chest from the abdomen) and in at least one area below the diaphragm; or (2) to have started in the chest; or (3) to have started in the abdomen and spread throughout the abdomen and cannot be completely removed by surgery; or (4) in the area around the spine.