How to judge threatened abortion bleeding pictures Threatened abortion refers to symptoms such as abdominal pain, vaginal bleeding, and abdominal distension and pain in the first three months of pregnancy. It is common among pregnant women. If you find symptoms of threatened abortion, you should go to the hospital in time to avoid miscarriage. The following is a detailed introduction from four aspects: how to judge threatened abortion bleeding pictures, symptoms of threatened abortion, precautions and prevention methods. 1. Pictures of threatened abortion and bleeding. How to judge that one of the main symptoms of threatened abortion is vaginal bleeding. If vaginal bleeding occurs, you should go to the hospital in time during the first three months of pregnancy. Diagnosis of threatened abortion bleeding chart