PDS also features development of euthyroid goiter in late childhood to early adulthood whereas NSEVA does not. [from GeneReviews]????? ??? ????? ???? ????.????? ???? ??? ??? ??? ???? ?????.??? ?? ??: ???? ??? ??? ? ?? ?? ??? ?? ???? ?????.?? ??? ?? ?? ??? ??? ??? ??? ??? ???. ?? ???? ??? ??? ?? ??? ?? ??? ??? ??? ???.???? ??? ??? ??? ???. ?? ?? ??