<prompt> All of the following Polyposis syndromes are associated with a high risk of malignancy exceptFamilial adenomatous polyposisGardners syndromeTurcots syndromeJuvenile polyposis  <response>: FAPGardner syndrome cause Colorectal cancer under the age of 25 years.Gardners syndrome a variant of familial adenomatous polyposis FAP can also cause the development of cutaneous pathologies such as multiple epidermoid cysts and lipomata.FAP Primary brain tumours Turcots syndromeHereditary non-polyposis Lynch syndrome is characterised by increased risk of colorectal cancer and also cancers of the endometrium, ovary, stomach and small intestines.Juvenile polyp is Harmaomatous, rarely progress to adenoma.Of the given options Juvenile polyposis carries the least riskBailey and Love 26e 