What should I do if my aunt has too little blood?

In general, women's menstrual cycle is generally 21 to 35 days, menstrual duration is generally 3 to 7 days, menstrual volume is generally 30 to 50 ml. If the performance of women's menstrual volume significantly reduced, first of all women of childbearing age to highly suspect whether there is a possibility of pregnancy, to gynecology for ultrasound examination and blood HCG and progesterone detection, rule out the possibility of early pregnancy, secondly, rule out early pregnancy after we want sex hormone detection, we can carry out sex hormone six detection, sometimes endocrine disorders will also cause the moon menstrual volume reduction, through sex hormone six to observe whether there are hormones? Hormone level fluctuation is abnormal, after definite diagnosis ability can. Because disease forefinger treats symptomatic.