Pug myelopathy, or constrictive myelopathy, occurs when a fluidfilled pocket develops on the outside of the spinal cord in the subarachnoid space and compresses the spinal cord.

Although it is completely normal for a dog's spinal cord to be surrounded by cerebrospinal fluid, this pocket becomes so dilated that it puts pressure on the spinal cord, causing symptoms.

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00:00 Introduction
01:14 Clinical Signs
02:09 Causes
02:50 Diagnosis
03:41 Treatment