“…Today many more extra-colonic associations have been described with ACR, the best known being the occurrence of multiple epidermoid cysts, soft tissue tumours of the skin and osteomata of the skull and mandible, given the eponym 'Gardner's syndrome' after Gardner and Richard's publication in 1953. Various reports have been made in the literature of duodenal polyps, duodenal carcinoma, and peri-ampullary malignancy in association with Gardner's syndrome and ACR (MacDonald et al, 1967;McFarland, Scheetz and Knisley, 1968;Parks, Bussey and Lockhart-Mummery, 1970; Capps, Lewis and Gazzaniga, 1968;Muir, Bell and Barlow, 1967;Melmed and Bouchier, 1972;Mir-Madjlessi et al, 1973. The pathological involvement can be classified into three main groups; (a) the occurrence of duodenal polyps, (b) duodenal carcinoma which may be multicentric and (c) peri-ampullary carcinoma.…”