Related Experiment Video
Updated: Mar 11, 2026

Sterile Pericarditis in Aachener Minipigs As a Model for Atrial Myopathy and Atrial Fibrillation
Published on: September 24, 2021
Case 4: a patient with symptomatic bradycardia.
D J Newton1, B Olshansky, J P Ornato
1Department of Medicine, Loyola University Medical Center, Maywood, Illinois 60153, USA.
Diagnosing sick sinus syndrome can be challenging due to its variable symptoms. Correctly identifying symptomatic bradyarrhythmias is key for accurate diagnosis and patient care.
Area of Science:
- Cardiology
- Electrophysiology
Background:
- Sick sinus syndrome (SSS) presents with diverse clinical and electrocardiographic (ECG) manifestations.
- Accurate diagnosis is crucial for managing patients with SSS.
Observation:
- This case highlights the diagnostic difficulties encountered in patients with SSS.
- Symptomatic bradyarrhythmias are a common presentation.
Findings:
- The variability in presentation complicates the diagnosis of sick sinus syndrome.
- Electrocardiographic findings in SSS are not always straightforward.
Implications:
- Early and accurate diagnosis of sick sinus syndrome improves patient outcomes.
- Understanding the variable presentations of SSS is essential for clinicians.
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