Cervical erosion is the ectopic cervical columnar epithelium, generally do not need to avoid sexual intercourse. If the combination of increased leukorrhea, abdominal pain and other manifestations of cervicitis, you need to refrain from sexual intercourse. The occurrence of cervical columnar epithelial ectasia is related to the level of estrogen, which itself is a common physiological phenomenon, normally asymptomatic, no need for treatment, and can disappear on its own, so there is no need to abstain from sexual intercourse, do not need to be overly concerned about it, and appropriate coitus, regular follow-up can be. However, when patients with cervical columnar epithelial ectasia are combined with cervicitis, leukorrhea, abdominal pain, contact bleeding and other symptoms, patients need to refrain from sexual intercourse, especially during the treatment period, coitus may lead to reoccurring infections, which affects the therapeutic effect. Therefore, to determine whether the cervical columnar epithelial ectasia to avoid sexual intercourse, need to be determined on a case-by-case basis, can not be generalized. Women with cervical columnar epithelial ectasia need to pay attention to sexual hygiene, go to the hospital on time for follow-up, and follow the doctor’s instructions for reasonable treatment if necessary.