After stream of people 40 days still did not come menstruation how to return a responsibility

After stream of people 40 days still did not come menstruation to consider is because endocrine disorder is caused, and daily diet, rest rules, mood changes, mental state and other factors, or because of endometrial damage caused; you should do a good job of abdominal warmth, and to the regular hospital department of gynaecology to do b-ultrasound, sex hormone six examinations.