NCIt synonyms : Carcinoma of Anus; Carcinoma of the Anus; Cancer of the Anus; Cancer of Anus;
NCIt related terms : Anal Cancer (all types); Anal cancer, NOS; anal cancer;
NCIt definition : A carcinoma that arises from the anal canal or perianal area (anal margin). Histologic
types include squamous cell carcinoma and adenocarcinoma.;
Alternative definition : NCI-GLOSS: Cancer that forms in tissues of the anus. The anus is the opening of the
rectum (last part of the large intestine) to the outside of the body.;