1. Women who meet one or more of the following criteria : A.Lynch syndrome mutation, including those at risk for cancer, those who have had cancer, and those who have had prophylactic surgery. B. Family history meets Amsterdam II criteria, defined as the following: At least 3 relatives with an HNPCC-associated cancer (colorectal.endometrial cancer, small bowel, ureter, or renal pelvis).One is a first-degree relative of the other two. At least 2 successive generations affected. One cancer diagnosed before age 50.C. Tumor studies (MSI, IHC) are suggestive for Lynch Syndrome.