 - Meets 1 of the following: At least 12 months of spontaneous amenorrhea; At least 6 months of spontaneous amenorrhea with serum follicle-stimulating hormone FSH levels 40 mIUmL; At least 6 weeks postsurgical bilateral oophorectomy with or without hysterectomy. Hysterectomized without bilateral oophorectomy and with serum FSH levels 40 mIUmL. 