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1/5/14

Narrow Complex Tachycardia Stable

Regular
Valsalva maneuver: Instruct Pt to cough, or bare down.
Adenosine: 6 mg rapid IV push (1–3 sec) followed with 20 mL NS flush. May repeat 12 mg every 1–2 min. Max 30 mg.

Rhythm Converts
Rhythm Does Not Convert
Most likely reentry SVT.
Use adenosine for recurrence
or longer acting AV
nodal blocking agents
such as diltiazem or
beta-blockers.
Most likely A-flutter, ectopic
atrial or junctional
tachycardia.
Control rate with diltiazem or
beta-blockers.

Irregular

Most likely A-fib/flutter or multifocal atrial tachycardia
(MAT).

Control rate with diltiazem or beta-blockers—avoid when associated with Wolff-Parkinson-White Syndrome (WPW).

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