Certainty of Lesion Characterization with PET/CT and PET
| Certainty | Lesion characterization | Number of lesions | Change: PET/CT vs. PET | ||
|---|---|---|---|---|---|
| PET | PET/CT | ||||
| Definite lesions | 0 = definitely benign | 0 | 15 | ||
| 4 = definitively malignant | 84 | 94 | |||
| Total | 84 | 109 | +30% | ||
| Probable lesions | 1 = probably benign | 19 | 9 | ||
| 2 = equivocal | 12 | 9 | |||
| 3 = probably malignant | 19 | 7 | |||
| Total | 50 | 25 | −50% | ||
Total number of lesions detected by both techniques was 134 among 45 patients.