????? ??? ??, ?? ??? ??? ??? ? ?? ?? ??????. ???? ???? ??? ? ?? ?? ??? ?????.Any retinitis pigmentosa in which the cause of the ailment is really a mutation inside the RHO gene. [from MONDO]A chromosomal abnormality consisting of your absence of on the list of copies of chromosome seven in somatic cells. [from NCI]????? ?????? ?????? ?? ?? ?????