Correspondingly, the types of PET/CT imaging agents have gradually increased with the development of PET/CT, such as 18 F-PSMA, 18 F-FDG, 68Ga-PSMA, 11c-choline, etc.The application of these imaging agents has improved the sensitivity and specificity of PET/CT in diagnosis of PCa, and prolonged the survival of patients [9, 10]. Here, FOLH1 is linked to posterior cortical atrophy.