Abstract: Cervical cancer is one of the malignant tumors which serious threat to women′s health.The main route of cervical cancer metastasis is lymphatic metastasis.The sentinel lymph node is the first station of lymphatic metastasis.Because of the limitations of traditional histopathological examination,some micrometastasis exists in sentinel lymph node,or isolated tumor cells are ignored which develops clinical metastasis.How to combine sentinel lymph node tracking with micrometastasis detection is the hotspot recently.The clinical significance is important,because it can make some cervical cancer patients avoiding unnecessary pelvic lymph node dissection,accordingly reducing operation complications.This article reviewed the research progress and using of sentinel lymph node micrometastasis in cervical cancer.