Lynch Syndrome - Mayo Clinic

Teenagers. One of the last things on their minds is a diagnosis of cancer. Especially if it's a type of cancer that adults usually get. But the teen you're about to meet has a gene that greatly increases her risk of colon cancer. It runs in her family and many of her relatives have battled the disease. So did she. Vivien Williams has the story of one family's journey with what's called Lynch Syndrome.