Comparative Performance of 18F-FDG PET/CT and 68Ga-FAPI PET/CT in TENIS Syndrome in Treated Differentiated Thyroid Carcinoma.
Objectives Thyroglobulin-elevated negative iodine scintigraphy (TENIS) syndrome presents a significant diagnostic challenge in the management of differentiated thyroid carcinoma (DTC). Although 18F-fluorodeoxyglucose positron emission tomography/computed tomography (18F-FDG PET/CT) is the established imaging modality f...