ANOVULATION ABBT a history of regular menstrual periods strongly suggests regular ovulation *endometrial biopsy measurement of serum progesterone *the urinary ovulation-detection kit * symptoms---episodes of amemorihea, irregular, unpredictable MC,hirsutism, galactorrhea vaginal secretions abnormal androgen, prolactin, gonadotropin secretion, thyroid dysfunctionANOVULATION *BBT *a history of regular menstrual periods strongly suggests regular ovulation. *endometrial biopsy *measurement of serum progesterone *the urinary ovulation-detection kit *symptoms---episodes of amemorihea,irregular,unpredictable MC,hirsutism,galactorrhea,vaginal secretions *abnormal androgen,prolactin,gonadotropin secretion,thyroid dysfunction