Refers to the inability to attain or maintain an adequate lubrication-swelling response of sexual excitement until completion of sexual activity.
According to the DSM-IV, the essential feature of this condition is a persistent or recurrent inability to attain, or to maintain until completion of the sexual activity, an adequate vaginal lubrication-swelling response of sexual excitement. In order to establish this diagnosis, the disturbance must cause marked distress or interpersonal difficulty, and the difficulty cannot be attributed to a medical condition, substance abuse, or medications.