Targeted Anterior Cervical Epidural Blood Patch in a Patient with Spontaneous Intracranial Hypotension

Figure 3

(a) Radionuclide (Tc-99 DTPA) cisternogram at 3-hour interval showed Tc-99 DTPA tracking out at the right of the upper cervical/thoracic vertebrae (white arrow). (b) SPECT at 2-hour time interval, axial view, showed focal extrathecal tracer accumulating at the right anterolateral aspect of the C7/T1 level (white arrow).

(a)

(b)