stage III oropharyngeal cancer (... OR-oh-fuh-RIN-jee-ul KAN-ser)
Cancer that is either (1) larger than 4 centimeters and has not spread outside the oropharynx; or (2) any size and has spread to only one lymph node on the same side of the neck as the cancer, and the lymph node with cancer is 3 centimeters or smaller.