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Updated: Nov 18, 2025

Microelectrode Array Recording of Sinoatrial Node Firing Rate to Identify Intrinsic Cardiac Pacemaking Defects in Mice
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Unusual Cardiac Presentation of COVID-19 with Significant Sinus Pauses

Tarique S Chachar1, Salman K Slais1, Abdulrahman Almadani2

  • 1Department of Cardiology, Mohammed Bin Khalifa Bin Sulman Al-Khalifa Cardiac Center (MKCC), Riffa, Bahrain.

Journal of the Saudi Heart Association
|February 4, 2021
PubMed

Insights

Coronavirus disease 2019 (COVID-19) can cause heart problems. This case highlights symptomatic sinus pauses in a young patient with COVID-19.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Internal Medicine

Background:

  • Emerging evidence links coronavirus disease 2019 (COVID-19) to cardiac complications.
  • Cardiac manifestations of COVID-19 are increasingly recognized across various age groups.

Observation:

  • A case study involving a young patient diagnosed with COVID-19.
  • The patient presented with symptomatic sinus pauses, a type of cardiac arrhythmia.

Findings:

  • The case demonstrates a direct correlation between COVID-19 infection and the occurrence of sinus pauses.
  • This suggests potential direct or indirect effects of the virus on cardiac electrical activity.

Implications:

  • Highlights the importance of cardiac monitoring in COVID-19 patients, even young ones.
  • Underscores the need for further research into the mechanisms of COVID-19-related cardiac complications.
  • Informs clinical practice regarding the recognition and management of arrhythmias in the context of COVID-19.

Keywords:
BradycardiaCOVID 19Sinus pauses

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