Objective:To investigate the effect of cervical endometriosis pathogenesis, diagnosis, treatment and preventive measures. Method: 25 cases of cervical endometriosis tissue pathology, clinical manifestation, treatment were analyzed. Results:among 25 patients,88% had history of abortion or childbirth; 96%patients received cervical operation or cervical physical therapy; 4% no childbirth or abortion, no cervical operation and physical treatment history; colposcopy diagnosis and pathologic diagnosis of colposcopy were accorded with 96%.the effective rate of patients received LEEP was 93.8%; patients’ effective rate received local resection treatment was 88.9%. Conclusion: the key of prevention is to reduce and avoid injury of cervical, cervical treatment such as LEEP, microwave, freezer, colposcopy biopsy,should be chosed in 3 ~ 5days after menstrual clean.At the same time,patient should maintain a positive and optimistic attitude, avoid overworked.