NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,122 terms related to cancer and medicine.
We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.
- stage IVB nasal cavity and ethmoid sinus cancer
- listen (...NAY-zul KA-vih-tee…ETH-moyd SY-nus KAN-ser)
Stage IV nasal cavity and ethmoid sinus cancer is divided into stages IVA, IVB, and IVC. In stage IVB, cancer (1) has spread to any of the following: the back of the eye, brain, middle parts of the skull, nerves in the head that go to the brain, upper part of the throat behind the nose, and/or the base of the skull, and cancer may be found in one or more lymph nodes of any size, anywhere in the neck; or (2) is found in a lymph node larger than 6 centimeters. Cancer may also be found anywhere in or near the nasal cavity and ethmoid sinus.