Persistent Genital Arousal Disorder (PGAD), originally called Persistent Sexual Arousal Syndrome (PSAS) and also known as Restless Genital Syndrome (ReGS or RGS),Restless Genital Syndrome results in a spontaneous, persistent, and uncontrollable genital arousal in women, with or without orgasm or genital engorgement, unrelated to any feelings of sexual desire. It was first documented by Dr.