sinus dysrhythmia
same as sinus rhythm but with a pattered irregularity
faster than slower then faster than slower
Sinus arrest
pause in sinus rhythm
Wandering atrial pacemaker
shift between SA node and AV node
3 different looking P waves
Rate: 60-100
Regularity: slightly irregula...
same as sinus rhythm but with a pattered irregularity
faster than slower then faster than slower
Sinus arrest
pause in sinus rhythm
Wandering atrial pacemaker
shift between SA node and AV node
3 different looking P waves
Rate: 60-100
Regularity: slightly irregular
P waves: at least 3 different ones
QRS: normal
PR: vary when P wave is present
QT: normal
, Premature atrial complexes
early beats
Rate: depends on underlying
Regularity: irregular because of the early beat
P waves: different than underlying
QRS: normal
PR: vary on early beat
QT: normal
Atrial tachycardia
rapid dysrhythmia from atria
so fast it overrides SA node
Rate: 150-250
Regularity: normal
P waves: depending on underlying
QRS: normal
PR: depends
QT: normal
Supraventricular tachycardia
anything over 150
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