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Grouping of the three categories: VAHL, MHL, and EqHL. 18F-FDG PET-CT = 18F-fluorodeoxyglucose positron emission tomography-computed tomography; HL = hypermetabolic lymphadenopathy; ALN = axillary lymph node; VAHL = vaccine-associated hypermetabolic lymphadenopathy; MHL = malignant hypermetabolic lymphadenopathy; EqHL = equivocal hypermetabolic lymphadenopathy.
