Value of dual-time-point FDG PET/CT for mediastinal nodal staging in non-small-cell lung cancer patients with lung comorbidity.

Purpose:To evaluate the efficacy of dual-time-point F-18 fluorodeoxyglucose positron emission tomography (FDG PET)/ computed tomography (CT) for mediastinal nodal staging in non-small-cell lung cancer patients with lung comorbidity.Materials and Methods:Fifty-three pathologically proven non-small-ce