A small amount of fresh blood 50 days after cesarean section is mainly associated with the onset of menstruation, poor uterine repair, and cervical inflammatory causes. At this time, a routine postpartum examination is needed in order to diagnose the cause of bleeding. Common causes and treatment methods 1. Menstrual flow: After delivery, the gonadal axis in the maternal body constantly adjusts the hormone level, and some mothers will experience menstrual flow. If the amount of menstruation is normal and does not exceed 7 days, it can be observed first. This means that the mother has recovered ovulation function, there is a possibility of conception again, if you want to have sex, you need to do a good job of contraception; 2, poor repair of the uterus: poor contraction of the uterus, residual tissue in the uterine cavity, poor healing of the incision, etc., can lead to poor repair of the maternal uterus, easy to make the blood sinus in the uterine cavity open, resulting in bleeding. In this case, you can take pro-uterine contraction drugs under the guidance of a professional doctor, such as uterine contraction, misoprostol, etc. In addition, family members can also massage the abdomen of the mother to promote uterine contraction and accelerate uterine recovery; 3. Cervical inflammation: such as cervicitis, as the cervical cells are stimulated by germs, the infected tissue becomes red, swollen, oozes mucus and bleeds. In addition, patients with cervicitis are often accompanied by painful urination, light gray vaginal discharge and other symptoms, at which time patients should be treated with medication under medical advice, such as gynecological Qianjin tablets. Maternity care should pay attention to personal hygiene to avoid infection. It is recommended to wear loose, breathable cotton underwear and change them regularly.