Table 1.

Characteristics of patients with type 1 Brugada pattern

Patient no.	Age/gender	Temperature (°C)‡	Fever etiology	Cardiac symptoms§	Repeated ECG	Holter	Exercise test	Ajmaline test	Remarks
1*	53/F	39	Appendicitis	Palpitations	Type I	ND	ND	ND
2*	47/M	39	Pneumonia	None	Normal	Normal	Normal	Type I
3*	49/M	38.5	Bronchitis	History of vasovagal syncope	Normal	Type III	ND	Type I
4*	56/M	40	Pneumonia	none	Normal	ND	ND	ND	Treated with clothiapine
5*	42/M	39	Viral infection	None	Normal	Normal	Normal	Type I
6*	33/M	38.4	Pneumonia	Palpitations	Normal	Normal	Normal	ND
7*	57/M	39.4	Gastroenteritis	None	Normal	ND	ND	ND
8*	31/M	39	Pneumonia	None∥	Normal¶	ND	ND	ND	Treated with carbamazepine
9†	45/M	Normal	—	None	Normal	Normal	Normal	Type I	Afebrile (sauna)

ND = not done.

^*Patients 1–8 had type I Brugada pattern during fever.

^†Patient 9 is the only patient diagnosed with type I Brugada within the afebrile group.

^‡Celsius to Fahrenheit conversion: 38.5°C = 101.3°F, 39°C = 102.2°F, 40°C = 104°F.

^§None of the symptoms occurred during the index hospitalization.

^∥Had epileptic seizures related to toxoplasma encephalitis and acquired immunodeficiency syndrome.

^¶In the absence of fever, this patient had early repolarization in the anterolateral leads.

None of the patients had a family history suggestive of Brugada syndrome.