Frontiers in Veterinary Science (May 2024)

Case report: Naturally occurring neurogenic stunned myocardium in a dog secondary to status epilepticus

  • Jacob Dunham,
  • Mallory Horridge,
  • Ji-Hey Lim,
  • Bridget M. Lyons,
  • Kelly Wiggen

DOI
https://doi.org/10.3389/fvets.2024.1376107
Journal volume & issue
Vol. 11

Abstract

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A 4-year-old male neutered Boston Terrier was presented with status epilepticus. He was diagnosed with idiopathic epilepsy and hospitalized with supportive care. During hospitalization, the patient developed both supraventricular and ventricular arrhythmias as well as focal left ventricular dyskinesis. Cardiac troponin I was significantly increased, which was supportive of myocardial damage. Neurogenic stunned myocardium was suspected, and the patient was treated and responded to esmolol. Follow-up echocardiography demonstrated the resolution of the ventricular dyskinesia. This report describes the clinical presentation, diagnostic findings, treatment, management, and outcome of the first reported case of naturally occurring neurogenic stunned myocardium in a dog. Electrocardiogram monitoring, cardiac troponin I, and echocardiography should be considered in patients presenting with seizure activity, especially when exhibiting cluster seizures or in status epilepticus.

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