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ECG RHYTHMS
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Sinus rhythm
Rate
60-100 minute
Sinus rhythm
Rhythm
regular
Sinus rhythm
P waves
present
Sinus rhythm
Pr interval
.12-.20
Sinus rhythm
QRS complex
.06-.12 less than .12
Sinus Bradycardia
Rate
less than 60 min
Sinus Bradycardia
Rhythm
regular
Sinus Bradycardia
P waves
present
Sinus Bradycardia
Pr interval
.12-.20
Sinus Bradycardia
QRS complex
.06-.12 less than .12
Sinus tachycardia
Rate
100-160 min
Sinus tachycardia
Rhythm
regular
Sinus tachycardia
P waves
present
Sinus tachycardia
Pr interval
.12-.20
Sinus tachycardia
QRS complex
.06-.12
Sinus Arrhythmia
Rate
60-100 min
Sinus Arrhythmia
Rhythm
variable/ irregular
Sinus Arrhythmia
P waves
Present
Sinus Arrhythmia
Pr interval
.12-.20
Sinus Arrhythmia
QRS complex
.06-.12
Sinus Arrhythmia findings
often related to respiratory cycle and changes intrathoracic pressure. can be caused by enhanced vagal tone
Sinus Arrest
Rate
60-100 min
Sinus Arrest
Rhythm
Variable/ irregular
Sinus Arrest
P waves
Present
Sinus Arrest
Pr interval
.12-.20 normal
Sinus Arrest
QRS complex
.06-.12
Sinus Arrest findings
frequent or prolonged episodes resulting in syncope. iscemia sa node. delayed sa node.
Author
Anonymous
ID
111817
Card Set
ECG RHYTHMS
Description
RHYTHMS
Updated
10/25/2011, 4:35:19 AM
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