Tachycardia: Difference between revisions

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==Overview of ventricular tachycardias==
==Overview of ventricular tachycardias==
<div align="center">
 
[[Image:TableVent.jpg]]
{| class="wikitable" font-size="90%"
</div>
|- style="text-align:center;background-color:#6EB4EB;"
|+'''An overview of ventricular tachycardias''', follow the [[Approach to the Wide Complex Tachycardia]]
|-
!
!example
!regularity
!atrial frequency
!ventricular frequency
!origin (SVT/VT)
!p-wave
!effect of adenosine
|-
| colspan="8" style="text-align:left;background-color:#cfefcf;" | '''Wide complex (QRS>0.12)'''
|-
! [[Ventricular Tachycardia]]
| [[Image:vt_small.svg|200px]]
| regular (mostly)
| 60-100 bpm
| 110-250 bpm
| ventricle (VT)
| [[AV-dissociation]]
| no rate reduction (sometimes accelerates)
|-
! [[Ventricular Fibrillation]]
| [[Image:vf_small.svg|200px]]
| irregular
| 60-100 bpm
| 400-600 bpm
| ventricle (VT)
| [[AV-dissociation]]
| none
|-
! [[Ventricular Flutter]]
| [[Image:vflutt_small.svg|200px]]
| regular
| 60-100 bpm
| 150-300 bpm
| ventricle (VT)
| [[AV-dissociation]]
| none
|-
! [[Accelerated Idioventricular Rhythm]]
| [[Image:aivr_small.svg|200px]]
| regular (mostly)
| 60-100 bpm
| 50-110 bpm
| ventricle (VT)
| [[AV-dissociation]]
| no rate reduction (sometimes accelerates)
|-
! [[Torsade de Pointes]]
| [[Image:tdp_small.svg|200px]]
| regular
|
| 150-300 bpm
| ventricle (VT)
| [[AV-dissociation]]
| no rate reduction (sometimes accelerates)
|-
! [[Bundle-branch re-entrant tachycardia]]*
| [[Image:bb_reentry_small.svg|200px]]
| regular
| 60-100 bpm
| 150-300 bpm
| ventricles (VT)
| [[AV-dissociation]]
| no rate reduction
|-
|colspan="8"|* Bundle-branch re-entrant tachycardia is extremely rare
|}


==Ventricular tachycardia==
==Ventricular tachycardia==

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