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AMENORRHEA. APPROACH TO AMENORRHEA Primary Amenorrhea? ❏ absence of menses by age 15 OR Secondary Amenorrhea? ❏ absence of menses for >6 months after documented menarche. History and Physical. Tanner staging breasts present? uterus present? r/o possibility of pregnancy.
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AMENORRHEA • APPROACH TO AMENORRHEA • Primary Amenorrhea? • ❏ absence of menses by age 15 • OR • Secondary Amenorrhea? • ❏ absence of menses for >6 months after documented menarche
History and Physical • Tanner staging • breasts present? • uterus present? • r/o possibility of pregnancy
Causes of Primary and Secondary Amenorrhea • AnatomicOvarian FailureEndocrineOther• • pregnancy • • menopause • • hypothalamic/pituitary tumours • stress • Adhesion • surgery, radiation, chemotherapy
Hyperprolactinemia • Anorexia • gonadal dysgenesis• • chromosomal• isolated gonadotropin deficiency • (absent uterus, ovaries• Turner Syndrome (XO)
Hyperandrogenism • illnesspresent) • Androgen Insensitivity • exercise • imperforate hymenSyndrome (XY) • Ovarian/adrenal tumour • vaginal septum • Testosterone injections • Hypothyroidism • Cushing Disease
Investigation • medroxyprogesterone acetate (Provera) 10 mg for 10 days • if withdrawal bleeding occurs —> adequate estrogen • if no bleeding occurs —> hypoestrogenism • karyotype if indicated • U/S to rule out cyst, polycystic ovarian disease
Treatment • hypothalamic dysfunction • stop drugs, reduce stress, adequate nutrition, and decrease excessive exercise • clomiphene citrate (Clomid) if pregnancy desired • otherwise BCP to induce menstruation • hyperprolactinemia • bromocriptine • surgery for macroadenoma
premature ovarian failure • treat associated autoimmune disorders • HRT to prevent osteoporosis and other manifestations of hypoestrogenic state • hypoestrogenism • karyotype • removal of gonadal tissue if Y chromosome present