FOLH1 and maxillary sinus neoplasm: 68 Ga-PSMA-617 exhibited PET-positive lesions as follows: 1 primary maxillary sinus neoplasm, 9 recurrent tumors, 8 intracranial lesions, 91 bone metastases, 47 liver metastases, 1 lymph node metastasis and 202 lung metastases, for a total of 359 lesions.