The indications and signs of dentin dysplasia style II are very similar to These of dentinogenesis imperfecta. On the other hand, dentin dysplasia style II has an effect on the first enamel Substantially much more than the permanent enamel.????? ? ?? ???? ??? ??? ???? ????? ??? ????? ???? ?????? ???? ?? ?? ????? ???? ? ?? ??? ?????????. ?????.?? ??