Junctional Tachycardia | Reference Guide

EKG Features

Rate: Fast (100-180 bpm)
Rhythm: Regular
P Wave: Present before, during (hidden) or after QRS, if visible it is inverted
PR Interval: Absent or short
QRS: Normal (0.06-0.10 sec)
Occurs when a junctional rhythm exceeds 100 bpm.
Junctional tachycardia is an abnormally fast heart beat originating in the atrioventricular junction. It is classified as a form of supraventricular tachycardia. It can be initially diagnosed by observing the patient’s pulse or by auscultation of the heart, followed by an ECG study.
External Source: http://en.wikipedia.org/wiki/Junctional_tachycardia
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