??? ??? ?? ? ? ?? ?? ??? ????? ??? ?? ??? ???? ??? ???? ?????.Any retinitis pigmentosa wherein the reason for the disorder is often a mutation from the RHO gene. [from MONDO]Hypokalemic periodic paralysis (hypoPP) is often a problem by which afflicted folks might experience paralytic episodes with concomitant hypokalemia (serum potassiumBy adolesc