PET/CT ProtocolsPET/CT Brain (Amyvid – F-18)PET/CT Brain (FDG F18)PET/CT Lung Delay (FDG F18)PET/CT Neck (FDG F18)PET/CT Skull base to midthigh (Axumin – Fluciclovine F18)PET/CT Skull base to midthigh (FDG F18)PET/CT Whole body (FDG F18)