narrow complex
regular
- vagal maneuvers
- adenosine 6 12 12 ☠️ 可能會惡化成Vt
converts: Likely AVNRT Or AVRT
- Rx recurrence w/ adenosine
- or long-acting AV nodal agent such as diltiazem or metoprolol
does not convert: Possibly AFL, ATAC, NPUT
- Control rate w/ diltiazem or
- metoprolol or amiodarone 150 bolus drip 30min