<prompt> which of the following does not come under GARDNER syndrome ?classical familial adenomatous polyposisexostosiscolorectal cancermultiple sabaceous cyst  <response>: Gardner;s Syndrome Familial adenomatous polyposis Extraintestinal manifestation -- Bone Osteoma of mandible 90, skull, and long bones Exostoses Dental abnormalities supernumerary teeth, impacted teeth -- Congenital hyperophy of the retinal pigmented epithelium CHRPE -- Mesenteric fibromatosis Desmoid tumors multiple sabaceous cyst . ref : bailey and love 27th ed 