Intrauterine blood accumulation can be physiological and pathological; physiological intrauterine blood accumulation needs no treatment, while pathological blood accumulation can be promoted to be absorbed through surgery or medication. Physiological intrauterine hematocrit mainly appears in women’s menstrual period, after childbirth, after abortion, generally do not need to deal with, after a period of time can be self-absorbed. Pathological intrauterine blood collection mainly occurs in malignant tumor, pre-miscarriage, etc., which needs to be treated according to different reasons as follows. 1. Malignant tumor: endometrial malignant tumor can cause intrauterine blood accumulation, which needs to be clearly diagnosed through diagnostic curettage or hysteroscopy, and hysterectomy can be performed after diagnosis. 2. Pre-eclampsia: ultrasound of pre-eclampsia patients can find that there are different degrees of blood accumulation in the uterus, oral progesterone and other fertility preservation treatments, so that the accumulation of blood is absorbed, and ultrasound examination after treatment, if the failure of fertility preservation, the need for timely removal of the uterus. If there is blood in the uterus, you should go to the hospital in time, and then follow the doctor’s instructions for treatment after clarifying the cause.