Antibiotic Regimen After 18F-FDG PET/CT
| 18F-FDG PET/CT finding | No. of patients of whom appropriate antibiotics were maintained or changed* | No. of patients of whom inappropriate antibiotics were maintained or changed† |
| Cyst infection (n = 19) | 12 | 7 |
| False-positive result for cyst infection‡ (n = 3) | 1 | 2 |
| No cyst infection (n = 6) | 3 | 3 |
| False-negative result for cyst infection‡ (n = 2) | 2 | 0 |
| Other infectious focus (n = 5) | 0 | 5 |
↵* Maintained on or switched to lipophilic antibiotics favorable for treating cyst infections (fluoroquinolones or trimethoprim–sulfamethoxazole).
↵† Maintained on or switched to hydrophilic antibiotics not favorable for treating cyst infections (ceftriaxone or meropenem).
↵‡ According to criteria of Sallée et al. (5).