Manifestation of electrocardiographic signs of the Brugadа syndrome in the setting of therapy with class Ic antiarrhythmic drug Ethacizine

The article presents a clinical case of a patient presenting with electrocardiographic signs of the Brugada syndrome in the setting of therapy with class Ic antiarrhythmic drug Ethacizine. The special feature of this case is a complete disappearance of ECG signs of the Brugada syndrome and the normalization of ECG after withdrawal of the drug. For a functional diagnostiсian, it is important to pay timely attention to the Brugada pattern on the ECG and consider such changes not only in connection with subepicardial ischemia and possible myocardial damage.