Collection of Information to Better Understand Young Onset Colorectal Cancer

You may be eligible if

• Histological or cytological diagnosis of gastrointestinal cancer
• 18 - 49 years old at time of consent
• No Known hereditary CRC or other cancer predisposition syndrome (stool collection cohort only)
• No history of inflammatory bowel disease (stool collection cohort only)
• No prior diagnosis of gastrointestinal cancer (stool collection cohort only)
• Histological or cytological diagnosis of colorectal adenocarcinoma
• No previous treatment for CRC (including surgery, chemotherapy, immunotherapy or radiation)
• Age 50 or older at time of consent
• No Known hereditary CRC or other cancer predisposition syndrome
• No history of inflammatory bowel disease
• No prior diagnosis of CRC