At 21 weeks and 3 days, the lower edge of the placenta has reached the internal os of the cervix, with symptoms of bleeding.

Patient's question:

No

Doctor's answer:

Your condition may be threatened miscarriage. Threatened miscarriage refers to a condition where there is slight vaginal bleeding in the early stages of pregnancy, intermittent bleeding, accompanied by mild lower abdominal pain and lower back pain. It may lead to miscarriage. It is recommended to have an ultrasound examination first, and if necessary, receive treatment to prevent miscarriage.