What is the reason for having two menstrual periods in one month? The color is close to black...

Patient's question:

What is the reason for having two menstrual periods in one month? The color is close to black... The amount is small

Doctor's answer:

Hello, according to your description, you may have a gynecological inflammation issue. It's best to go to the hospital for a check-up to confirm the diagnosis before starting treatment. Is your leukorrhea normal?