Makindo Medical Notes"One small step for man, one large step for Makindo" |
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Related Subjects:
|ECG Basics
|ECG Axis
|ECG Analysis
|ECG LAD
|ECG RAD
|ECG Low voltage
|ECG Pathological Q waves
|ECG ST/T wave changes
|ECG LBBB
|ECG RBBB
|ECG short PR
|ECG Heart Block
|ECG Asystole and P wave asystole
|ECG QRS complex
|ECG ST segment
|ECG: QT interval
|ECG: LVH
|ECG RVH
|ECG: Bundle branch blocks
|ECG Dominant R wave in V1
|ECG Acute Coronary Syndrome
|ECG Sino atrial block
It occurs when either the sinoatrial node fails to initiate an electrical impulse or the generated impulse is blocked prior to exit and the atria do not depolarize. It may be due to increased vagal tone or medications that impair cardiac conduction. a 24 hr tape may be needed. Pauses greater than 3 seconds especially with symptoms need consideration for a pacemaker.