Sudden Bleeding in Pregnancy: Causes and When to Seek Help

Sudden bleeding during pregnancy can be alarming, but it is not always a sign of a serious problem. Bleeding can occur for various reasons, depending on the stage of pregnancy.

In the first trimester, common causes include implantation bleeding, which occurs when the fertilized egg attaches to the uterine lining, and miscarriage, which is more concerning and often accompanied by cramps. Ectopic pregnancies (where the embryo implants outside the uterus) can also lead to bleeding and require immediate medical attention.

During the second and third trimesters, sudden bleeding may result from placenta previa (when the placenta covers the cervix), placental abruption (when the placenta detaches from the uterine wall), or preterm labor. These situations can pose risks to both the mother and baby and should be evaluated by a healthcare professional right away.

When to Seek Help

It’s important to seek medical care if bleeding is heavy, persistent, or accompanied by symptoms like severe pain, dizziness, or contractions. Your healthcare provider can perform a physical exam and possibly an ultrasound to determine the cause and recommend the appropriate treatment.