label: hereditary nonpolyposis colon cancer
label_lc: hereditary nonpolyposis colon cancer
description: "Hereditary nonpolyposis colon cancer (HNPCC) is a cancer-predisposing condition characterized by the development of colorectal cancer not associated with colorectal polyposis, endometrial cancer, and various other cancers (such as malignant epithelial tumor of ovary, gastric, biliary tract, small bowel, and urinary tract cancer) that are frequently diagnosed at an early age."