Should every patient who presents with a seizure have an electrocardiogram?
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Fig. 1
Electrocardiogram precardioversion.
Fig. 2
Electrocardiogram postcardioversion.
Fig. 3
ECG on admission.
Syncopal episodes of any cause that generate long lasting brain hypoperfusion can cause seizures and could be interpreted mistakenly as primary epilepsy. In some cases, syncopes are due to ventricular arrhythmias in the setting of genetic diseases of cardiac ion channels (channelopathies) such as long QT syndrome (LQTS), short QT syndrome, and Brugada syndrome. These affect ventricular repolarization, with high risk of sudden death, and are usually recognized in the standard electrocardiogram (ECG).
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© 2009 Elsevier Inc. Published by Elsevier Inc. All rights reserved.
