Introduction to Arrhythmias: Difference between revisions
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Secondly it is important to assess the '''origin of the arrhythmia''': | Secondly it is important to assess the '''origin of the arrhythmia''': | ||
*If the QRS < 120ms (i.e. a narrow complex), then it is either a [[Sinus node rhythms and arrhythmias|sinus arrhythmia]], [[Supraventricular Rhythms|supraventricular rhythm]] or a [[Junctional Tachycardias|junctional tachycardia]]. In tachycardias, this [[Media:narrow_tachycardia_flow.png|'''flowchart''']] will lead to the right diagnosis.<cite>ESCnarrowQRS</cite> | *If the QRS < 120ms (i.e. a narrow complex), then it is either a [[Sinus node rhythms and arrhythmias|sinus arrhythmia]], [[Supraventricular Rhythms|supraventricular rhythm]] or a [[Junctional Tachycardias|junctional tachycardia]]. In tachycardias, this [[Media:narrow_tachycardia_flow.png|'''flowchart''']] will lead to the right diagnosis.<cite>ESCnarrowQRS</cite> | ||
*If the QRS > 120ms it is either a [[Ventricular Arrhythmias|ventricular tachycardia]] or a [[Supraventricular Rhythms|supraventricular rhythm]] with additional [[Intraventricular Conduction|bundle branch block]]. This is a challenging difficulty in arrhythmia diagnosis, therefore a [[media:wideQRS_tachycardia_flow.png|'''flowchart''']] has been | *If the QRS > 120ms it is either a [[Ventricular Arrhythmias|ventricular tachycardia]] or a [[Supraventricular Rhythms|supraventricular rhythm]] with additional [[Intraventricular Conduction|bundle branch block]]. This is a challenging difficulty in arrhythmia diagnosis, therefore a [[media:wideQRS_tachycardia_flow.png|'''flowchart''']] might help, which incoporates the Brugada criteria for VT.<cite>brugada</cite> Another method to discriminate VT from SVT has been proposed by Vereckei et al.<cite>vereckei</cite> In the editorial on that paper an excellent review is given on the subject by Dendi and Josephson.<cite>dendi</cite> | ||
==References== | ==References== | ||
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#ESCnarrowQRS pmid=14563598 | #ESCnarrowQRS pmid=14563598 | ||
#Brugada pmid=2022022 | #Brugada pmid=2022022 | ||
#vereckei pmid=17272358 | |||
#dendi pmid=17317697 | |||
</biblio> | </biblio> | ||