Familial adenomatous polyposis (FAP) is a rare condition marked by the presence of hundreds or thousands of benign polyps, noncancerous growths in the large intestine and upper respiratory tract. It’s thought to happen in about 1% of all people diagnosed with colorectal cancer each year.
Familial adenomatous polyposis (FAP) is a rare condition marked by the presence of hundreds or thousands of benign polyps, noncancerous growths in the large intestine and upper respiratory tract. It’s thought to happen in about 1% of all people diagnosed with colorectal cancer each year.