Result | Non contrasted | Contrasted | Total | |||
---|---|---|---|---|---|---|
Normal or extrapulmonary abnormality | 4096 | (81.3) | 6936 | (77.0) | 11,032 | (78.6) |
Lung abnormality of little clinical significance | 684 | (13.6) | 1453 | (16.1) | 2137 | (15.2) |
Probable benignancy | 88 | (1.7) | 214 | (2.4) | 302 | (2.2) |
Possible malignancy | 81 | (1.6) | 183 | (2.0) | 264 | (1.9) |
Probable malignancy | 23 | (0.5) | 56 | (0.6) | 79 | (0.6) |
Indeterminate small nodule measuring ≤0.5 cm | 65 | (1.3) | 161 | (1.8) | 226 | (1.6) |
Subtotal of suspicious lung nodulesb | 169 | (3.4) | 400 | (4.4) | 569 | (4.1) |
Total | 5037 | (100) | 9003 | (100) | 14,040 | (100) |