Amazon.com description: Product Description: Lynch syndrome, usually called hereditary nonpolyposis colorectal cancer (HNPCC), is a kind of inherited cancer of the digestive tract, especially the colon and rectum. Persons with Lynch syndrome have an increased risk of cancers in the stomach, intestine, liver, gallbladder ducts, upper urinary tract, brain, skin, and prostate. If you or ar loved one are suffering from this disorder, this invaluable reference contains everything you need to know about tests, treatments and causes for the syndrome.