PDS also involves progress of euthyroid goiter in late childhood to early adulthood While NSEVA isn't going to. [from GeneReviews]????? ??? ????? ???? ????.????? ???? ??? ??? ??? ???? ?????.A variant of ependymoma, typically found in the spinal wire, with tumor cells arranged in fascicles of variable width and mobile density.????? ?????? ?????? ??