Faint blood flow 45 days after hysterectomy may be due to poor healing of the incision site or infection. If there is still light blood flow 45 days after hysterectomy with fever, abdominal pain and other symptoms, it should be considered that there is an infection of the incision breaks, and should be perfected under the guidance of the doctor for the appropriate examination, such as blood tests can be seen in the C-reactive protein and leukocyte elevation, and the treatment of sensitive anti-inflammatory drugs, such as metronidazole, cephalosporin, and so on. If the patient has no symptoms of fever and abdominal distension, and no pelvic effusion is found in the imaging examination, the most likely cause at this time is poor healing of the incision breaks, and different measures should be taken according to the situation to promote the healing of the incision, and the patient can eat more nutritious food to promote wound healing. Therefore, after hysterectomy, it is necessary to prevent infection, pay attention to vulvar hygiene and change underwear frequently. If there is any abnormal vaginal discharge, you must go to the hospital in time to clarify the cause of the disease under the guidance of the doctor and carry out corresponding treatment. Do not delay, so as not to delay the condition.