Epsilon wave: Difference between revisions
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The '''[[epsilon wave]]''' is found in about 50% of patients with [[ARVD]]. This is described as a terminal notch in the [[QRS complex]]. It is due to slowed intraventricular conduction. The epsilon wave may be seen on a surface EKG; however, it is more commonly seen on signal averaged EKGs. | The '''[[epsilon wave]]''' is found in about 50% of patients with [[ARVD]]. This is described as a terminal notch in the [[QRS complex]]. It is due to slowed intraventricular conduction. The epsilon wave may be seen on a surface EKG; however, it is more commonly seen on signal averaged EKGs. | ||
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ECG below shows Epsilon wave (red triangle) seen in [[ARVD]] | The ECG below shows Epsilon wave (red triangle) seen in [[ARVD]] | ||
[[Image:ARVD-Epsilon_wave.png|center|500px]] | [[Image:ARVD-Epsilon_wave.png|center|500px]] | ||
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ECG below shows Epsilon wave. | The ECG below shows Epsilon wave. | ||
[[Image:Epsilon wave.png|center|500px]] | [[Image:Epsilon wave.png|center|500px]] | ||
==Sources== | |||
Copyleft images obtained courtesy of ECGpedia, http://en.ecgpedia.org/index.php?title=Special:NewFiles&offset=&limit=500 | |||
==References== | ==References== |
Latest revision as of 01:36, 17 October 2012
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
The epsilon wave is found in about 50% of patients with ARVD. This is described as a terminal notch in the QRS complex. It is due to slowed intraventricular conduction. The epsilon wave may be seen on a surface EKG; however, it is more commonly seen on signal averaged EKGs.
The ECG below shows Epsilon wave (red triangle) seen in ARVD
![](/images/3/3e/ARVD-Epsilon_wave.png)
The ECG below shows Epsilon wave.
![](/images/c/c9/Epsilon_wave.png)
Sources
Copyleft images obtained courtesy of ECGpedia, http://en.ecgpedia.org/index.php?title=Special:NewFiles&offset=&limit=500