Conditions that express adenomatous polyps include Lynch syndrome (also called hereditary nonpolyposis colorectal cancer [HNPCC]), familial adenomatous .
Hereditary colorectal cancers are associated with a specific inherited genetic abnormality.. Hereditary Non-Polyposis Colon Cancer, Lynch Syndrome (HNPCC). Familial Adenomatous Polyposis (FAP).
Inherited colorectal cancers are less common (about 5%) and occur when gene mutations, or changes, are passed within a family from 1 generation to the next .
Review Article from The New England Journal of Medicine â€” Hereditary Colorectal Cancer.