Cervicitis is a common disease in women of childbearing age, and there are two types: acute and chronic. Acute cervicitis often coexists with acute endometritis or acute vaginitis, but chronic cervicitis is more common. The main manifestation is increased leucorrhea in the form of sticky mucus or purulent mucus, sometimes accompanied by blood or entrapped blood. Long-term chronic mechanical stimulation is the main cause of cervicitis. How to check cervicitis 1, gynecological examination Focus on the size, shape, texture, thickness of the cervical canal, whether there is contact bleeding, followed by examination of the vulva, vagina, uterus and parametrial tissue. 2.Iodine test and visual observation method Iodine test and visual observation method are very simple and inexpensive, and can detect at least 2/3 of lesions. As a primary screening method for cervical cancer, i.e. after applying 3%-5% acetic acid solution to the cervix. Observe the reaction of cervical epithelium to acetic acid, and then take biopsy in the white lesion area. Colposcopy Colposcopy can quickly detect lesions that are invisible to the naked eye. Taking biopsy from suspicious areas during colposcopy can significantly improve the accuracy of biopsy. 4.Cervical scraping cytology examination Cervical scraping cytology examination is a routine gynecological examination, which is simple, easy to perform, economical and effective, and is the most important auxiliary examination and the first screening method for cancer screening.