Limitations of the Use of Pressure Waves to Verify Correct Epidural Needle Position in Dogs

<table>Proportions of dogs showing epidural pressure waves prior to and after the epidural injection (45%), only after the epidural injection (26%), and neither prior to nor after injection (29%). </table>

Veterinary Medicine International

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Figure 1

Figure 1: Limitations of the Use of Pressure Waves to Verify Correct Epidural Needle Position in Dogs 