NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,957 terms related to cancer and medicine.
- occult stage non-small cell lung cancer
- listen (uh-KULT ... sel lung KAN-ser)
- Cancer cells are found in sputum (mucus coughed up from the lungs), but no tumor can be found in the lung by imaging tests or bronchoscopy, or the tumor is too small to be checked.