Fig. 2

Axial CT (right), fused (middle), and PET (left) brain images in brain-included whole-body FDG-PET/CT examination routine follow-up for a patient with thyroid carcinoma showed solitary, right sided, occipital, ovoid sizable lesion (black arrows) with diffuse intralesional enhancement and minimal vasogenic edema. Its max SUV was 4.2, less than surrounding and corresponding contralateral gray matter