Period is usually referred to as menstruation, and it is possible to get infected after a cervical biopsy and menstruation. Cervical biopsy is an invasive test, mainly from the uterine cervix to remove a number of tissues for pathological examination, mostly used in the cervix with suspicious superfluous organisms, or cervical cytology suggests malignant and other cases. Menstruation after a biopsy can lead to a decrease in immunity, which can lead to infection if personal hygiene is not observed. Patients should pay attention to the cervical biopsy, 1~2 days before the examination prohibit sexual life, after the examination is completed, do not have sex as early as possible; and in the week before menstruation should not be examined, to avoid bleeding; in the cervical biopsy should be examined before the examination of the leukorrhea, if there is a presence of vaginitis should be controlled inflammation, and then the examination. There may be a small amount of bleeding after the cervical biopsy, which is a normal phenomenon. If the bleeding is heavy, or accompanied by fever, vaginal odor, severe abdominal pain and other symptoms, it is considered to be an infection, and the patient should consult a doctor for treatment in time.