1.Objective To evaluate the value of 18 F-deoxyglucose (FDG) positron emission tomography (PET) in detecting the primary focus of metastatic cancer with an unknown primary.
讨18F-脱氧葡萄糖(FDG)正电子发射型体层摄影术(PET)全身显像在原发灶不明转用。
2.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.