Adenocarcinoma in Adenomatous Polyposis Coli

**Semantic type:** Neoplastic Process

**Definition:** Adenocarcinomas that develop in colorectal adenomas in patients with a history of adenomatous polyposis coli. The mean age of development of adenocarcinoma is about 40 years.

**Synonyms:** - Adenocarcinoma in adenomatous polyposis coli