Pre-cancerous lesion of the cervix usually has no specific symptoms, but there may be gynecological inflammation symptoms such as vaginal itching and abnormal white eggs. Most patients with precancerous lesions of the cervix do not have obvious symptoms. Some patients may have abnormal vaginal secretions, if the vaginal discharge is abnormally increased, sometimes accompanied by peculiar odor. Some patients may also have contact vaginal bleeding, vague pain in the lower abdomen, vaginal itching and other manifestations. Usually, the appearance of precancerous cervical lesions is related to patients’ infection with human papillomavirus, and there is a possibility of cancerous transformation if not intervened in time, therefore, after discovery, patients should seek medical treatment in time, and the lesions will be excised through surgical way, so as to achieve the purpose of curing the disease. Pre-cancerous cervical lesions, after treatment, should be reviewed regularly to avoid recurrence.