Cervical cancer is oneofthe common malignancy in women.Today,the diagnosis and treatment of cervical cancer likes a systematic project.Colposinal biopsy is the diagnostic standard in Cervical cancer.The clinical manifestations,tactus,CT,MRI,ultrasound,PET/CT and tumor indicators can help the diagnosis,staging and prognostic monitoring of cervical can-cer.PET/CT uses fluorodeoxyglucose(18F-FDG)as a tracer to observe its intake activity of the body to judge the lesion,which is a new method combining structure and functional imaging.PET/CT has high value for the diagnosis and treatment in cervical cancer,and it has been more and more applied in clinical practice,especially in the diagnosis of lymph nodes and distant me-tastasies.