hereditary non-polyposis colon cancer

Definition of hereditary nonpolyposis colon cancer

hereditary nonpolyposis colon cancer

(heh-REH-dih-tayr-ee non-PAH-lee-POH-sis KOH-lun KAN-ser)
An inherited disorder in which affected individuals have a higher-than-normal chance of developing colorectal cancer and certain other types of cancer, often before the age of 50. Also called HNPCC and Lynch syndrome.

Source: NCI Dictionary of Cancer Terms