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'''Tachycardias:'''
*[[Ventricular Tachycardia]]
*[[Ventricular Flutter]]
*[[Ventricular Fibrillation]]
*[[Torsade de Pointes]]
*[[Bundle-branch re-entrant tachycardia]]
*[[Idioventricular Rhythm]]
*[[Accelerated Idioventricular Rhythm]]

'''[[Ectopic Beats]]''':
*[[Ventricular Premature Beats]]



'''Also read:'''
*Flowchart: [[media:wideQRS_tachycardia_flow.png|Approach to the Wide Complex Tachycardia]]
*[[Introduction to Arrhythmias]]
*[[Mechanisms of Arrhythmias]]
*[[Supraventricular Rhythms]]
*[[Junctional Tachycardias]]
*[[Sinus node rhythms and arrhythmias]]
*[[Ventriculophasic Reflex]]


{| class="wikitable" font-size="90%"
|- style="text-align:center;background-color:#6EB4EB;"
|+'''An overview of ventricular tachycardias''', follow the [[media:wideQRS_tachycardia_flow.png|wide complex tachycardia flowchart]]
|-
!
!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]]
| regular (mostly)
| 60-100 bpm
| 110-250 bpm
| ventricle (VT)
| AV-dissociation
| no rate reduction (sometimes accelerates)
|-
! [[Ventricular Fibrillation]]
| irregular
| 60-100 bpm
| 400-600 bpm
| ventricle (VT)
| AV-dissociation
| none
|-
! [[Ventricular Flutter]]
| regular
| 60-100 bpm
| 150-300 bpm
| ventricle (VT)
| AV-dissociation
| none
|-
! [[Accelerated Idioventricular Rhythm]]
| regular (mostly)
| 60-100 bpm
| 50-110 bpm
| ventricle (VT)
| AV-dissociation
| no rate reduction (sometimes accelerates)
|-
! [[Torsade de Pointes]]
| regular
|
| 150-300 bpm
| ventricle (VT)
| AV-dissociation
| no rate reduction (sometimes accelerates)
|-
|}
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