Fig. 4From: Prognostic value of pre-treatment [18F] FDG PET/CT in recurrent nasopharyngeal carcinoma without distant metastasisKaplan–Meier curves of overall survival for the rIII-IVA NPC patients with salvage surgery stratified by the MRI and with PET/CT groups. Abbreviations: r: Recurrent; MRI: magnetic resonance imaging; NPC: nasopharyngeal carcinoma; PET/CT: positron emission tomography/computed tomographyBack to article page