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A Primary Neuron Culture System for the Study of Herpes Simplex Virus Latency and Reactivation

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Published on: April 2, 2012

Sinus node dysfunction preceding herpes simplex encephalitis: A case report.

Ryo Hayashida¹, Kazuhisa Kondo¹, Tatsuya Miyazaki¹

¹Kojunkai Daido Hospital, Nagoya, Japan.

Journal of Cardiology Cases

|November 13, 2024

Summary

This summary is machine-generated.

Herpes simplex virus encephalitis can cause sinus node dysfunction. Early diagnosis and treatment are crucial to prevent severe outcomes like permanent pacemaker implantation and death.

Keywords:

Adams-Stokes attack Artificial pacemaker Herpes simplex encephalitis Sinus node dysfunction

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Published on: January 23, 2014

Area of Science:

Neurology
Infectious Diseases

Background:

Herpes simplex virus encephalitis (HSVE) is a severe neurological infection.
Sinus node dysfunction (SND) can manifest with various cardiac symptoms.

Observation:

A 72-year-old male presented with syncope and was diagnosed with sick sinus syndrome, requiring pacemaker implantation.
Following pacemaker implantation, the patient developed seizures.

Findings:

Cerebrospinal fluid analysis confirmed herpes simplex virus DNA.
Head CT revealed evolving low-density lesions in the temporal lobes and insular cortex.
Despite intravenous acyclovir treatment, neurological deterioration and death from aspiration pneumonia occurred.

Implications:

HSVE should be considered in the differential diagnosis of patients presenting with SND, particularly in atypical cases.
Prompt diagnosis of HSVE is critical for improving patient outcomes and potentially avoiding invasive cardiac interventions.
This case highlights the complex interplay between viral encephalitis and cardiac conduction abnormalities.