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Parameter Standard Camera type PET or PET/CT Energy peak 511 keV Injection-to-imaging time 30–45 min Attenuation correction PET: cesium or germanium source; PET/CT: CT acquisition Patient position Supine Arm position At sides Acquisition mode 2- or 3-dimensional Bed positions Adequate to include upper thigh to skull base (ischial tuberosities to vertex) Time per bed position 2-dimensional: 3–5 min; 3-dimensional: 1–2 min View Mid thigh to skull base Parameter Standard Tube current 30 mA Voltage 120 kVp Rotation 0.5 s Pitch 1 Patient position Supine Arm position At sides or above head (should match PET portion) Time <30 s View Mid thigh to skull base Age group Dose Route Injection time Adult 185 MBq (5 mCi) ± 20% Intravenous 5–10 s Child 2.2 MBq/kg (0.06 mCi/kg) Intravenous 5–10 s
