| 单词 | narrow qrs complex tachycardia |
| 释义 | narrow QRS complex tachycardianarrow QRS complex tachycardiaA relatively rapid–usually > 100 beats/min cardiac rhythm with a QRS duration of ≤ 100 msec which, while rarely fatal, may be symptomatic Mechanism Reentry causes > 90% of NQCRs; other mechanisms include triggered activity, and automaticity Treatment IV adenosine |
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