Fig. 2From: Performance of 18 F-FAPI PET/CT in assessing glioblastoma before radiotherapy: a pilot studyThe non-FAPI-avid lesions were confirmed by follow-up MRI (T2, FLAIR, CE-T1) 6 months later. A1–C1 were images of T2 sequence, A2–C2 were images of FLAIR, A3-C3 were images of enhanced T1. All enlarged and partially mixed signals were heterogeneously enhanced (short arrow, long arrow, and asterisk), indicating disease progressionBack to article page