"sexual arousal disorders, which occur when a person persistently cannot become aroused or cannot maintain arousal during a sexual encounter, can arise when a person has difficulty progressing from desire to excitement

(1) the pleasurable stimulation gets interrupted,
(2) other external stimuli interfere, or
(3) "

when the internal stimuli is being interfered.

Explanation:

Persistent genital arousal disorder otherwise known PGAD is mostly observed in female. It spontaneous and uncontainable orgasms reaction or unrelenting genital arousal. Combination of these factors; the pleasurable stimulation gets interrupted, external stimuli interfere or internal stimuli being interfered can causes sexual arousal disorders.