Risk Assessment and Genetic Testing for Inherited Gastrointestinal Syndromes.

A number of inherited syndromes affect the gastrointestinal tract, including Lynch syndrome and other hereditary colorectal cancers, hereditary polyposis, hereditary gastric cancer, hereditary pancreatic cancer, and hereditary pancreatitis. Recognition and diagnosis of these syndromes are paramount because affected individuals and family members can be offered life-saving screening, risk-reducing surgeries, and other therapies. Genetic...