Understanding Your Pathology Report
Lung Cancer In Situ
If the carcinoma cells are only in the top layer of cells of the bronchi, bronchioles, or alveoli, without growing into the deeper layers below, it is called in-situ carcinoma. This is considered a pre-cancer.
Lung Cancer
Carcinoma is the most common kind of lung cancer. In fact, when someone says they have lung cancer, they usually mean that they have a carcinoma.