Hereditary polyposis syndromes remain a challenging disease entity: Old dilemmas and new insights

Figure 2 Polyps and extraintestinal manifestations in patients with hereditary polyposis syndromes. A: Severe colonic adenomatosis in a patient with familial adenomatous polyposis; B: Colonic polyposis in patient with Peutz-Jegher syndrome; C: Severe gastric polyposis in patient with SMAD4-related juvenile polyposis syndrome; D: Patient with Cowden syndrome and macrocephaly.