Anal Canal Adenocarcinoma

**Semantic type:** Neoplastic Process

**Definition:** An anal adenocarcinoma arising from the anal canal mucosa. Morphologically, it resembles the adenocarcinoma which arises from the colorectal glandular epithelium. Symptoms include anal pruritus, discomfort when sitting, pain, change in bowel habit, and bleeding.

**Synonyms:** - Adenocarcinoma Arising in Anal Mucosa - Adenocarcinoma Arising in the Anal Mucosa - Adenocarcinoma of Anal Canal - Adenocarcinoma of the Anal Canal