Key clinical message: Understanding the circumstances, leading to unmasking of hidden Brugada syndrome is essential for the practicing clinician and the patients so that they are informed adequately to seek prompt medical attention.
Abstract: Brugada syndrome is a genetic arrhythmia syndrome characterized by a coved type of ST-segment elevation in the ECG. The patients are usually asymptomatic, with unmasking of the disease under certain conditions. We are reporting the case of a patient diagnosed with Brugada syndrome, which was unmasked during an attack of dengue fever.
Keywords: Brugada ECG pattern; Brugada syndrome; India; dengue fever; febrile illness.
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