Virilization in females can manifest as clitoral enlargement, increased muscle strength, acne, hirsutism, frontal hair thinning, deepening of the voice, menstrual disruption due to anovulation, and a strengthened libido. Some of the possible causes of virilization in females are:
* Androgen-producing tumors of the
** ovaries
** adrenal glands (see adrenal tumor)
** pituitary gland (see pituitary adenoma)
* Hyperthecosis
* Hypothyroidism
* Anabolic steroid exposure
* Congenital adrenal hyperplasia due to 21-hydroxylase deficiency (late-onset)
* Conn's syndrome