What symptom does paroxysmal supraventricular tachycardia have when not attack
In this case, there may be preexcitation syndrome, so electrophysiological examination can be done. If it is preexcitation syndrome, radiofrequency ablation can be considered. In addition, drugs can be used to control heart rate first, such as metoprolol. If necessary, the examination of cardiac color Doppler ultrasound and myocardial enzymes can be improved.
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