Is it serious if aunt doesn't go for 20 days?

If the aunt 20 days is not clean, it is more serious. Normal menstrual period is 3 to 7 days. If more than 7 days of time is abnormal. 20 days so long, if the amount of bleeding is more, it is easy to cause anemia, or infection and other manifestations. Cause aunt more than normal range, more common reasons may be because of uterine fibroids, endocrine disorders; some may be caused by abnormal reasons such as functional uterine bleeding. Patients need to go to the hospital in time, in the doctor's advice to do gynecological, B ultrasound, blood tests and other related examinations, to determine the specific reasons, take symptomatic treatment measures. Menstruation shows a long duration to cause attention, because the impact on women's body is relatively large.