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Right Bundle Branch Block With Left Anterior Fascicular Block
This is a nice, clear right bundle branch block pattern: wide QRS, supraventricular rhythm (NSR), and rSR' pattern in V1. Wide little s waves in Leads I and V6 are also diagnostic. The left axis...
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Left Anterior Fascicular Block
This ECG provides an example of LEFT ANTERIOR FASCICULAR BLOCK (LAFB). It is from an elderly woman for whom we have no other history.The conduction system below the AV node consists of the Bundle of...
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Left Anterior Fascicular Block (Hemiblock)
This ECG provides an example of LEFT ANTERIOR FASCICULAR BLOCK (LAFB). It is from a 71-year-old woman for whom we have no other history. She also has first-degree AV block and right bundle branch...
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Subtle ST Elevation And Left Anterior Hemiblock
We have no clinical information about this patient, except that he was complaining of chest pain, and was initially treated by prehospital paramedics.ST Changes The paramedics noted a slight J...
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Teaching Series - Tachycardia and Left Anterior Fascicular Block
This series of three ECGs is from a 60-year-old man who was brought to the Emergency Department after being involved in a motor vehicle accident. No injuries were found, but the patient was severely...
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Bifascicular Block and Sinus Bradycardia
Today’s ECG is from a 75 year old man who has been experiencing syncope. Examination of the ECG shows a sinus bradycardia at just under 40 bpm. There is a first-degree AV block, with a PR interval of...
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Anterior Wall M.I. With Bifascicular Block
This ECG is taken from an 82-year-old man who called 911 because of chest pain. He has an unspecified “cardiac” history, but we do not know the specifics. WHAT IS THE RHYTHM? The heart rate is 69...
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Bifascicular Block
This ECG is from a 77 year old woman who was brought to the Emergency Department by EMS. She was found to be suffering from sepsis.ECG Interpretation The ECG shows the expected sinus tachycardia...
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Syncope and tachycardia
The patient: This ECG is taken from a 55-year-old man whose wife called 911 because he had a syncopal episode. When the paramedics arrived, he was conscious and alert, and denied any symptoms. He...
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High-grade AV Block With Bradycardia
If you are an ECG instructor, you probably carefully choose ECGs to illustrate the topic you are teaching. One of the reasons for the existence of the ECG Guru website is our desire to provide lots of...
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