There are more reasons for bleeding brown in 7 weeks of pregnancy, which may be caused by factors such as spontaneous abortion, ectopic pregnancy, cervical lesions, and hyperemesis gravidarum.
1. spontaneous abortion: chromosomal abnormality of the embryo, maternal illness, chromosomal abnormality of the sperm and other factors may cause spontaneous abortion, including preeclampsia, abortion, etc. The blood stays in the vagina and the uterine cavity for a long time, and may turn brown after oxidation.
2. Ectopic pregnancy: this disease mainly includes tubal pregnancy, ovarian pregnancy, abdominal pregnancy, etc. Patients may have vaginal bleeding, the bleeding is relatively small, and the blood stays in the uterine cavity for a long time, and after oxidation, it will turn brown.
3. Cervical lesions: when pregnant women suffer from cervicitis, cervical polyps and other cervical diseases, hormone level changes, inflammation stimulation and other factors, brown discharge may occur.
4. hyperemesis gravidarum: the disease is generally caused by abnormal proliferation of placental chorionic trophoblast cells, the patient may appear in the menopause 8 to 12 weeks of vaginal bleeding symptoms, the color may be dark brown, may also be bright red.
Bleeding brown at 7 weeks of pregnancy may also have other causes, it is recommended that the patient consult a doctor in time to identify the cause of the disease under the guidance of a professional doctor to carry out targeted treatment.