Requesting a doctor, menstruation for over a year, it is black, small amount, often accompanied with

Patient's question:

In December 2013, menstrual blood was black, Wanqingsha Hospital, Shiqiao Hospital

Doctor's answer:

Hello, in such cases, a vaginal ultrasound examination and a gynecological examination can be performed. An electrochemical luminescence immunoassay for six hormones should be conducted three to five days after the onset of menstruation to identify the cause and provide symptomatic treatment.