Implantation bleeding or spotting commonly occurs during the first two weeks after you conceive. This happens due to the implantation of the fertilized egg in the lining of the uterus.
Spotting consists of droplets of blood that only becomes noticeable after you wipe your vagina with a tissue or if you notice a brownish, pinkish stain on your underwear.
Remember that spotting is different from bleeding. Spotting refers to small amounts of blood or droplets, while bleeding is a heavy flow of blood that can completely soak a menstrual pad.
Make sure to give your doctor a heads up if you experience any type of bleeding during pregnancy.
What Causes Heavy Bleeding During Pregnancy?
The common causes of bleeding during the first trimester are:
- Ectopic pregnancy. This occurs when the fertilized egg develops outside the uterus.
- Miscarriage. Loss of pregnancy or death of the fetus before the 20th-week gestation.
- Molar pregnancy. A pregnancy where an abnormally fertilized egg develops into multiple grape-like cysts admixed with blood, with or without some fetal parts
- Threatened miscarriage. An occurrence of vaginal bleeding that indicates a woman’s risk of future miscarriage.
- Subchorionic hematoma. The collection of blood between the uterine wall and the chorionic membrane or under the placenta.
Second and Third Trimester
Vaginal bleeding on the second and third trimester is due to: