The brown discharge on the 33rd day of pregnancy is considered to be a prior miscarriage, vaginitis, cervicitis, and so on.
1. Pre-eclampsia: 33 days of pregnancy belongs to the early stages of pregnancy, if the embryo has chromosomal abnormalities, etc., can not develop normally, there will be pre-eclampsia, the main manifestation is vaginal bleeding, the beginning of bleeding is relatively rare, usually accompanied by abdominal pain.
2. Vaginitis: After pregnancy, the hormone levels in the body will change, which will lead to ecological disorders in the vagina, and vaginal inflammation will easily occur, the main manifestations are itching and increased secretion, but when the symptoms are serious, the vaginal mucosa will be congested, and brown secretion will also be manifested.
3. Cervicitis: after pregnancy, if you do not pay attention to hygiene, bacterial infection to the cervical area will also appear cervical inflammation, in addition to increased leukorrhea discharge, there will be abnormal vaginal bleeding.
There may be other reasons for the brown discharge on the 33rd day of pregnancy, such as ectopic pregnancy, cervical intraepithelial lesions, cervical cancer, urinary tract infections, etc., you should go to the hospital in time to clarify the causes and standardize the treatment.