Paroxysmal supraventricular tachycardia

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Diagnosis

Sx Sinus Tach SVT
Hx volume loss sudden onset
PE dehydated CHF-like
*HR <180 >180
Variability Yes No

*In infants HR cuttoff = 220

Treatment

Skip to cardioversion if unstable!

  1. Vagal manuvers
  2. Adenosine
    1. 6mg IVP (fast)
    2. 12mg IVP(fast)
    3. 12mg IVP (fast)
  3. CCB (Verapamil or dilt) or BB (metoprolol or esmolol)
  4. Cardioversion (sync) 0.5-1.0 J/kg

See Also

Cards: VTach vs Abberant SVT

Source

2/23/06 DONALDSON (adapted from Rosen), UpToDate

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