Table 1 Imaging features of the managed lesions
Imaging modality | Managed lesion criteria | Number of patients | Percentage (%) |
|---|---|---|---|
PET | Increased tracer uptake | 38 cases | 82.6 |
No uptake (photopenic) | 8 cases | 17.4 | |
CECT | Contrast enhancement (arterial wash in and delayed wash out) | 26 cases | 56.5 |
Atypical contrast enhancement (marginal arterial enhancement with no washout or faint arterial enhancement) | 6 cases | 13 | |
No contrast enhancement | 14 cases | 30.5 |