ANALYSIS OF FACTORS THAT AFFECT THE NEGATIVE PREDICTIVE VALUE OF ~(18)F-FDG PET/CT IN THE DIAGNOSIS OF MEDIASTINAL LYMPH NODE METASTASIS IN PATIENTS WITH NON-SMALL CELL LUNG CANCER
Objective To identify factors that affect the negative predictive value of ~(18)F-FDG PET/CT in the diagnosis of mediastinal lymph node metastasis in non-small cell lung cancer(NSCLC)and to improve its diagnostic accuracy. Methods A total of 171 NSCLC patients with preoperative stageⅠ NSCLC who underwent pulmonary lobectomy and systemic lymphadenectomy from January 2013 to December 2016 in our hospital were included in this study.All patients were examined by ~(18)F-FDG PET/CT,and imaging showed no abnormal...