NCIt synonyms : Benign Neoplasm of Anus; Benign Anal Tumor; Benign Neoplasm of the Anus; Benign Tumor of the Anus; Benign Tumor of Anus;
NCIt definition : A neoplasm that arises from the anus and is characterized by the absence of atypical
or malignant cytological and architectural features, and absence of invasive features
or metastatic potential.;