stage 0 lip and oral cavity carcinoma in situListen to pronunciation(... OR-ul KA-vih-tee KAR-sih-NOH-muh in SY-too)Abnormal cells are found in the lining of the lips and oral cavity. These abnormal cells may become cancer and spread into nearby normal tissue.More InformationLip and Oral Cavity Cancer TreatmentSearch NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#