EGFR Mutation Targeting Molecular Probe for PET Imaging

18F-LF13 PET/CT: after intravenous injection of 1.85 - 3.7 MBq/kg body weight of quality-controlled 18F-LF13, a Siemens Biograph PET/CT scan will be applied within 0.5 h, and the scan range will be from the top of the head to 1/3 of the upper thigh, 2 h to 4 h delayed scanning can be added if necessary.