What is the cause of spotting in the fifth week of pregnancy? Pay attention to these 4 situations

If a woman has spotting after five weeks of pregnancy, it is likely caused by luteal insufficiency, which is also the most common cause. It is recommended that the patient rest in bed and inject progesterone when necessary. In addition, spotting at five weeks of pregnancy may also be caused by cervical erosion, cervical polyps or subchorionic blood clots.

The early stages of pregnancy are a very special period for women. During this period, some emergencies are very likely to occur. Some pregnant women may experience spotting around the fifth week of pregnancy, which usually makes them worry about whether it is caused by miscarriage. In fact, there are many reasons that may cause pregnant women to see spotting at the fifth week of pregnancy, so patients first need to find out the cause so that they can treat it symptomatically. So what is the reason for spotting at the fifth week of pregnancy?
1. Insufficient corpus luteum function <br/>After fertilization, the egg will form a fertilized egg. The fertilized egg needs the support of endocrine hormones to grow and develop normally. The most important hormone after fertilization is progesterone. If the secretion of progesterone is insufficient, it will lead to insufficient secretion of the endometrium, thus affecting the implantation of the fertilized egg. It may even cause the fertilized egg to fail to implant, and even after implantation, it will be difficult to develop normally. Most patients who experience spotting after 5 weeks of pregnancy are caused by insufficient corpus luteum function. Under normal circumstances, the amount of bleeding will not be much, generally less than the menstrual volume. If the patient also has mild abdominal pain and a feeling of falling, it is recommended to rest in bed as soon as possible. If necessary, progesterone can be injected until the placenta is firmly formed.
2. Cervical erosion <br/>Some pregnant women may bleed in the early stages of pregnancy due to cervical erosion. After a woman becomes pregnant, the estrogen and progesterone levels in her body will gradually increase, which will cause the cervical erosion to become more severe, resulting in symptoms of vaginal bleeding. The amount of bleeding is generally not large, and may occur during sexual intercourse, accompanied by increased leucorrhea. Cervical erosion is mostly caused by chronic inflammatory stimulation and generally does not have a significant impact on the fetus.
3. Cervical polyps <br/>If a pregnant woman has cervical polyps, she may also experience spotting in the early stages of pregnancy, usually with blood mixed in the urine. She may also bleed during sexual intercourse. The amount of bleeding is usually small, and repeated bleeding may occur. Most cervical polyps are benign, but pregnant women need to be treated as soon as possible, otherwise it will affect the development of the fetus. If the patient has repeated bleeding, surgical removal can be performed. As the pregnancy cycle increases, polyps will gradually increase in size, but generally will not have a significant effect on the pregnancy and delivery of pregnant women, so there is no need to take pregnancy-preserving drugs. However, if the polyps grow very quickly, they need to be removed during pregnancy.
4. Subchorionic blood clots <br/>If the chorion that wraps the fetus is separated from the uterine wall, a blood clot may form, resulting in bleeding, and it will also have a great impact on the nutritional supply needed by the embryo. The color of bleeding during pregnancy is generally brown, mainly because it is formed by coagulation in the uterus. If the amount of bleeding is not large, the patient generally only needs to stay in bed and rest, which will not have a great impact on the fetus. However, if the patient's bleeding is relatively large, the chorion will fall off, and it is recommended to go to the hospital for treatment as soon as possible.