Anal Cancer pTis TNM Finding v8

**Semantic type:** Finding

**Definition:** Anal cancer with a finding of high-grade squamous intraepithelial lesion (previously termed carcinoma in situ, Bowen disease, anal intraepithelial neoplasia II-III, high-grade anal intraepithelial neoplasia). (from AJCC 8th Ed.)

**Synonyms:** - Anal Canal and Perianal (Anal Margin) Carcinoma pTis TNM Finding v8 - Anal Carcinoma pTis TNM Finding v8