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Fig. 1. Twelve-lead electrocardiogram (ECG) of a patient with overlap syndrome with a double missense mutation in SCN5A. (A) Representative ECG showed a coved type ST-segment elevation in leads V2 (2 mm) and T-wave abnormality. (B) Representative ECG showed intraventricular conduction delay with prolonged QRS widening to 121 ms (normal value < 100 ms).
Korean J Physiol Pharmacol 2024;28:313-322
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