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Table 2 Regions involved due to 68Ga-PSMA PET/CT

From: Impact of 68Ga-PSMA PET/CT on salvage radiotherapy planning in patients with prostate cancer and persisting PSA values or biochemical relapse after prostatectomy

  No. of patients (%) Suspicious lesions detected by CT, PET, or both (%)
   Only CT positive Only PET positive More lesions in PET Positive in CT and PET
Negative 21 (46.7)
Loc rec 11 (24.4) 1 (9.0) 5 (45.5) 5 (45.5)
LNM 8 (17.7) 7 (87.5) 1 (12.5)
 LNMp (<5 lesions) 6     
 LNMp + r (<5 lesions) 1     
 LNMp + r (>5 lesions) 1     
Loc rec + LNMp (<5 lesions) 1 (2.2) 1 (100)
Loc rec + LNMp + bone 2 (4.4) 2 (100)
  < 5 lesions 1     
  > 5 lesions 1     
Soft tissue metastasis (rectal) 2 (4.4) 2 (100)
  1. SUVmax of PET positive lesions: mean 16.24 ± 16.97 (range 3.42–93.29)
  2. Loc rec local recurrence, LNM lymph node metastases, p pelvic, r retoperitoneal, bone bone metastases