??? ??? ?? ? ? ?? ?? ??? ????? ??? ?? ??? ???? ??? ???? ?????.Any retinitis pigmentosa where the reason for the condition is actually a mutation while in the RHO gene. [from MONDO]Hypokalemic periodic paralysis (hypoPP) is a condition wherein influenced persons could encounter paralytic episodes with concomitant hypokalemia (serum potassiumRetinob