“Cervical erosion” is a wrong medical diagnostic term, the essence of cervical erosion is cervical ectropion or called cervical columnar epithelium ectopic, is a physiological phenomenon, generally no symptoms, do not need treatment, when the cervical columnar epithelial tissue microbial infection inflammation, there will be leucorrhoea, yellow color, odor, etc. need anti-inflammatory treatment, if recurrent episodes, you can choose the appropriate physical methods of treatment of the columnar epithelium ectropion.