Fig. 3From: Differentiation of suprasellar meningiomas from non-functioning pituitary macroadenomas by 18F-FDG and 13N-Ammonia PET/CTDiscriminant function results of T/G ratios between the two groups. The function results of NFPMA were obviously lower than that of SSM (− 1.23 ± 0.96 vs 1.57 ± 1.01). The combination of the two tracers could distinguish these two clinical entities effectivelyBack to article page