Case Report
Diagnosis and Surgical Treatment of Thoracic Dorsal Arachnoid Web: A Report of Two Cases
Figure 1
Sagittal MRI and CT myelography demonstrate a dorsal indentation, the so-called “scalpel sign,” at the T4 level.
| (a) |
| (b) |
| (c) |
| (d) |
| (a) |
| (b) |
| (c) |
| (d) |