What are the sources of cardiac arrhythmias? How are they diagnosed?

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What are the sources of cardiac arrhythmias? How are they diagnosed?



Answer: Irregular heartbeat reflects disturbances in normal conduction system, including: Sinoatrial node, Atrioventricular node, Bundle branches, Purkinje fibers. Cardiac arrhythmias are diagnosed with an ECG, an echocardiogram, or the use of a Holter monitor.

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