Figure 3. (a) T1 weighted sagittal image of thoracic spine shows cerebrospinal fluid (CSF) intensity lesion dorsal to cord D4 to D7 displacing it anteriorly with loss of CSFcord interface. (b) T2 weighted sagittal image of thoracic spine shows CSF intensity lesion dorsal to cord D4 to D7 displacing it anteriorly.