Sudden pregnancy after several years of menopause indicates that the previous is not really menopause, it may also be caused by abnormal ovarian ovulation. 1. Not really menopausal: generally women after complete menopause ovarian function will decline, lose ovulation function, after menopause uterus will also gradually shrink. The fact that you are pregnant after menopause is probably due to the fact that you are not really menopausal, but just have menopausal menstrual disorders that lead to amenorrhea. In this case, the ovaries still have the possibility to discharge eggs, and if there is no reasonable contraception, you may get pregnant unexpectedly. 2. Abnormal ovarian ovulation: If a woman takes estrogen and progesterone drugs or health care products for a long time after menopause, so that the function of the ovaries has been restored to a certain extent, it may also result in accidental ovulation, thus leading to unwanted pregnancy. Sudden pregnancy after menopause should go to the hospital in time for blood test and ultrasound to determine the condition of the embryo, and it is generally not recommended to continue the pregnancy.