Case Report: Microchip Implantation Within the Cervical Spine, a Neurologic Evaluation, and Surgical Correction.

A 5 mo old male Japanese chin was examined 1 mo following the sudden onset of pelvic limb weakness and ataxia immediately after microchip placement. Neurological examination revealed an ambulatory paraparesis, which was worse on the right side, with additional weakness noted in the right thoracic limb. Lesion localization was C6-T2 spinal cord segments, worse on the right.

Optic neuritis caused by canine distemper virus in a Jack Russell terrier.

An atypical case of canine distemper (CD) was diagnosed in a vaccinated healthy adult dog. The patient was presented circling, seizuring, and blind. Postmortem examination resulted in a diagnosis of CD.