PMC5206424_01
Epidural catheter tip positioned in the anterior epidural space with the catheter traversing the thecal sac. Note contrast only in the intrathecal compartment.
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fig1
The tip of the epidural catheter tip was identified in the anterior epidural space (Figure 1).
Severe central canal stenosis at L2-3 which is believed to have contributed to the distribution of fluid injected through the catheter.
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fig2
Surgical changes include posterior fusion hardware with bilateral pedicle screws in L3 and L5; crossbar between the fusion rods at L4.
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fig3
There was no radiographic evidence of hardware failure (Figure 3).