<prompt> All the following are Autosomal Dominant EXCEPTCronkhite Canada syndromeBannayan Ruvalcaba Riley syndromePeutz Jeghers syndromeGardners syndrome  <response>: Ans. a Cronkhite Canada syndromeRef: R 9thpg 140Cronkhite Canada syndrome is non-inherited condition occurring in old age with features of loss of taste, intestinal polyps, hair loss and nail growth problem. 