Step 1 → Gastrointestinal Polyposis SyndromesPreview this topic sectionPreview the conditions. Plans unlock the full Step 1 details when you need them. Free Biochemistry Free Microbiology Plans Polyposis Syndromes conditions Familial Adenomatous Polyposis (FAP) Gardner Syndrome Juvenile Polyposis Syndrome MUTYH-associated Polyposis Syndrome Peutz-Jeghers Syndrome Turcot Syndrome