Quantitative and Qualitative Results of WBC Scintigraphy and 18F-FDG PET/CT Compared with Final Diagnosis by Biopsy
| WBC scan | 18F-FDG PET/CT scan | ||||||||||
| Patient no. | 30 min | 3 h | 20 h | Quantitative result | Qualitative result | 10 min | 1 h | 2 h | Quantitative result | Qualitative result + CT | Final diagnosis |
| 1 | 2.1 | 1.9 | 1.5 | Negative | Negative | 2.3 | 2.7 | 3.1 | Osteomyelitis* | Soft-tissue infection | Negative |
| 2 | 2.0 | 1.9 | 2.0 | Negative | Negative | 2.0 | 1.9 | 1.9 | Negative | Negative | Negative |
| 3 | 1.0 | 1.0 | 0.9 | Negative | Negative | 1.4 | 1.4 | 1.6 | Negative | Negative | Negative |
| 4 | 2.6 | 2.0 | 1.8 | Negative | Negative | 0.6 | 1.5 | 1.0 | Negative | Negative | Negative |
| 5 | 3.4 | 2.6 | 2.1 | Soft-tissue infection | Soft-tissue infection | 2.0 | 2.4 | 2.6 | Osteomyelitis | Osteomyelitis | Soft-tissue infection |
| 6 | 1.5 | 2.1 | 2.1 | Soft-tissue infection | Soft-tissue infection | — | 3.6 | 2.8 | Soft-tissue infection | Soft-tissue infection | Soft-tissue infection |
| 7 | 2.1 | 3.0 | 3.0 | Soft-tissue infection | Soft-tissue infection | — | 3.6 | 3.2 | Soft-tissue infection | Soft-tissue infection | Osteomyelitis |
| 8 | 2.3 | 2.5 | 2.7 | Osteomyelitis | Osteomyelitis | 2.2 | 3.1 | 2.6 | Soft-tissue infection | Soft-tissue infection | Osteomyelitis |
| 9 | 1.6 | 1.6 | 2.4 | Osteomyelitis | Osteomyelitis | 1.8 | 2.2 | 2.9 | Osteomyelitis | Osteomyelitis | Osteomyelitis |
| 10 | 3.0 | 3.9 | 5.1 | Osteomyelitis | Osteomyelitis | 2.5 | 3.8 | 4.0 | Osteomyelitis | Osteomyelitis | Osteomyelitis |
| 11 | 1.7 | 1.6 | 2.4 | Osteomyelitis | Osteomyelitis | 2.4 | 2.8 | 2.8 | Soft-tissue infection† | Osteomyelitis | Osteomyelitis |
| 12 | 1.8 | 2.6 | 3.4 | Osteomyelitis | Osteomyelitis | 2.0 | 1.8 | 1.6 | Negative | Negative | Osteomyelitis |
| 13 | 3.6 | 8.1 | 13.9 | Osteomyelitis | Osteomyelitis | 2.7 | 3.4 | 3.6 | Osteomyelitis | Osteomyelitis | Osteomyelitis |