窦性心动过缓是个利于明显心衰发生的因子？
Is sinus bradycardia a factor facilitating overt heart failure?
结果显示：心房颤动或心房扑动发生前的长周期多见于房性期前收缩后代偿间歇及明显窦性心动过缓等心律失常；
Results showed that long _ cycle leading to atrial fibrillation and flutter were mostly compensating period due to atrial premature beat or obviously sinus bradycardia.
疾病影响窦房结导致明显的心动过缓伴有头晕和晕厥(病窦综合征)。
Disease processes affecting the sinus node lead to marked bradycardia accompanied by dizziness and syncope (sick sinus syndrome).
疾病影响窦房结导致明显的心动过缓伴有头晕和晕厥(病窦综合征)。
Disease processes affecting the sinus node lead to marked bradycardia accompanied by dizziness and syncope (sick sinus syndrome).
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