What is bleeding in more than 30 days of pregnancy

Pregnancy more than 30 days of bleeding, to understand the specific reasons. If the phenomenon of ovulation delay, menstrual stop more than 30 days of bleeding, there may be implantation bleeding, the amount of bleeding is small, most 2-3 days can end on their own, can be accompanied by mild abdominal pain. If menstrual stop 30 days, while ovulation time normal bleeding, there may be a miscarriage or biochemical pregnancy performance. Human chorionic gonadotropin levels can be measured to see if they double at 48 hour intervals, and the cause of miscarriage can be analyzed for fetal, maternal, and sperm chromosomal abnormalities.