???? ??? ?? ?? ? ????? ? ?? ??? ?? ???? ??? ??? ? ??? ? ??? ? ?? ? ??? ??? ??????.Trichothiodystrophy, normally called TTD, is a scarce inherited condition that impacts quite a few portions of your body. The hallmark of the affliction is hair that is certainly sparse and simply broken. [from MedlinePlus Genetics]As you have been searching a little