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Radiologic features of calvarial tuberculosis
| Feature | Number of Cases (%) |
|---|---|
| Location: | |
| Parietal bone | 22 (52.3) |
| Frontal bone | 14 (33.3) |
| Occipital bone | 6 (14.2) |
| Plain radiographic finding: | |
| Circumscribed lesions | 31 (73.8) |
| Sclerotic lesions | 3 (7) |
| Diffuse spreading | 8 (19) |
| Subgaleal soft tissue | 39 (92.8) |
| CT scan finding: | |
| Extradural soft tissue | 22 (52) |
| Calvarial destruction | 36 (85.7) |
| Parenchymal involvement | 5 (11.9) |
| Subgaleal soft tissue | 38 (90) |
| Sinus formation | 22 (52.3) |
