We describe the case of a patient with a congenital long QT syndrome (LQTS) who showed signs of cardiac memory associated with early afterdepolarizations and ventricular arrhythmias, after a change in the pacing mode from VVI to AAI. Cardiac memory, further altering the potassium ion channel function, may have pro-arrhythmic potential in patients with LQTS.
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http://dx.doi.org/10.1714/1360.15087 | DOI Listing |
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