Cancerstage 0 maxillary sinus carcinoma in situ Share Tweet Abnormal cells are found in the mucous membranes lining the maxillary sinus. These abnormal cells may become cancer and spread into nearby normal tissue.Source: NCI Dictionary of Cancer TermsSearch the Glossary of Medical Terms Previous: stage 0 lip and oral cavity carcinoma in situ Next: stage 0 melanoma NewsletterSign up for the QuackTrack.org newsletter below! Click to commentLeave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment *Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ QuackTrack on TwitterTweets by QuackTrack_org Trending Posts