Objective To evaluate 18 F deoxyglucose positron emission tomography (FDG PET) in the detection of suspicious recurrence in head and neck cancers , as compared with CT/MRI imaging.

• 目的探讨18F脱氧葡萄糖(FDG)正电子发射型体层摄影术(PET)在头颈部癌瘤复发的临床价值。