EKG Flashcards

1
Q

Left anterior fasicular block - EKGS findings?

A
#Left axis deviation of at least -45
#The presence of a qR complex in lead I and a rS complex in lead III.
#Usually a rS complex in lead II and III (sometimes aVF as well).
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2
Q

Junctional Escape Rhythm vs

Accelerated Junctional Rhythm: vs Junctional Tachycardia

A

40-60 bpm
60-100 bpm
> 100 bpm

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3
Q

EKG features of accelerated juctional rhythm?

A
#Narrow complex rhythm
#Ventricular rate usually 60 – 100 bpm
#Retrograde P waves may be present
#Retrograde P waves are usually inverted in the inferior leads 
#AV dissociation may be present
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