... cases of duodenal solitary Peutz-Jegherstype hamartomatous polyp. Case 1 was a hamartoma-tous polyp with a focus of well-differentiated adenocar-cinoma, and Case 2 was a hamartomatous polyp ... Peutz JLA: Very remarkable case of familial case of polyposis of mucousmembrane of intestinal tract and nasopharynx accompanied by peculiarpigmentations of skin and mucous membrane. Ned Maandschr ... contributionsYS, MI, MH, KS, KT and KA analyzed and interpreted the patient data. AT, NF,KS, AT, MT and HI analyzed endoscopic data. YS, HT, TK, CT, YA, AN and SMperformed the histological examination of...