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A young man with recurrent syncopes, right bundle branch block and ST segment elevation.

D Vanpee¹, D Blommaert, J B Gillet

¹Department of Emergency Medicine, Catholic University of Louvain, Mont-Godinne Hospital, Yvoir, Belgium.

The American Journal of Emergency Medicine

|October 26, 1999

Summary

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This case study highlights Brugada syndrome, a rare condition causing sudden fainting due to ventricular arrhythmias. Early diagnosis is crucial to prevent potentially fatal cardiac events.

Area of Science:

Cardiology
Genetics
Electrophysiology

Background:

Brugada syndrome is a rare genetic disorder characterized by abnormal heart rhythms.
It can lead to syncope and sudden cardiac death, often in young, otherwise healthy individuals.
Diagnosis can be challenging due to its variable presentation and lack of structural heart abnormalities.

Observation:

A 33-year-old male presented with recurrent, sudden syncopes.
Electrocardiogram (ECG) revealed a right bundle branch block and ST segment elevation in leads V1-V2.
Extensive workup, including cardiac imaging and biopsies, ruled out ischemia, electrolyte imbalances, toxic exposure, and structural heart disease.

Findings:

The patient's ECG findings were consistent with Brugada syndrome.

Related Experiment Videos

Sustained monomorphic ventricular tachycardias were identified as the cause of syncope.

This diagnosis was made despite the absence of identifiable underlying cardiac pathology.

Implications:

Brugada syndrome requires prompt recognition and management to mitigate risks.
Delayed diagnosis can lead to life-threatening ventricular arrhythmias and sudden cardiac death.
Increased awareness and diagnostic vigilance are essential for affected patients.