Cause	Examples	Sexual symptoms
Hormonal/endocrine	Hypothalamic-pituitary axis dysfunction, surgical/medical castration, menopause, chronic oral contraceptive use, premature ovarian failure	Decreased libido/desire, vaginal dryness, lack of arousal
Musculogenic	Hyper- or hypotonicity of pelvic floor muscles	Hypertonicity: sexual pain disorders, including vaginismus
		Hypotonicity: vaginal hypoesthesia, coital anorgasmy, urinary incontinence associated with sexual activity
Neurogenic	Spinal cord injury; disorders of the central or peripheral nervous system (e.g., diabetes, upper motor neuron injury)	Anorgasmy
Psychogenic	Relationship problems, poor body image, decreased self-esteem, mood disorders, adverse effect of psychotropic medication use	Decreased libido/desire, decreased arousal, hypoesthesia, anorgasmy
Vasculogenic	Diminished blood flow to genitals secondary to atherosclerosis, hormonal influences, trauma	Vaginal dryness, dyspareunia