Bdv Syndrome, also known as blakemore-durmaz-vasileiou syndrome, is related to cpe-related prader-willi-like syndrome and hypogonadotropic hypogonadism 7 with or without anosmia. An important gene associated with Bdv Syndrome is CPE (Carboxypeptidase E). Affiliated tissues include thyroid and smooth muscle, and related phenotypes are intellectual disability and type ii diabetes mellitus