Prospective Multicenter Registry Study to Assess the Frequency of Lynch Syndrome Among Patients With Colorectal Cancer

This study is looking at how common Lynch syndrome is among patients with colorectal cancer. Lynch syndrome is an inherited condition that increases the risk of colon and other cancers. By screening newly diagnosed colon cancer patients, researchers aim to identify patients who may have this hereditary condition and could benefit from genetic counseling. **You may be eligible if...** - You are 18 or older with a confirmed diagnosis of colon adenocarcinoma (colon cancer) - You have not yet started cancer treatment (or it has been over 12 months since treatment for a previous cancer) - You are able to follow the study requirements according to your doctor - You are willing to give written informed consent **You may NOT be eligible if...** - You are currently receiving chemotherapy or radiation for colon cancer Talk to your doctor to see if this trial is right for you.