43-year-old woman suddenly stopped menstruating

43-year-old woman suddenly menstruation does not come, there are two possibilities: one may be pregnant; the second is endocrine disorders, perimenopause menstrual disorders. Therefore, to do two checks: the first, to test six hormones, while testing HCG, rule out the possibility of pregnancy. Second, do B ultrasound examination to see the thickness of the endometrium, bilateral ovarian size, there are no ovarian cysts and polycystic ovary presence. If not pregnant, is perimenopause menstrual disorders. To see hormone levels, if the hormone level fsh is greater than 25, check again after a month, if both times are above 25, that is, menopause ovarian dysfunction, menopause menstrual disorders. If fsh is the normal range, estrogen levels are relatively low, the endometrium is relatively thin, that is, menstrual disorders, can take medicine to regulate endocrine.