Anal Margin Basal Cell Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** A basal cell carcinoma arising from the perianal skin. Local excision is the treatment of choice. Metastases are extremely rare.

**Synonyms:** - Basal Cell Carcinoma of Anal Margin - Basal Cell Carcinoma of Perianal Skin - Basal Cell Carcinoma of the Anal Margin - Basal Cell Carcinoma of the Perianal Skin - Perianal Skin Basal Cell Carcinoma