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Atrial Fib, Bifascicular Block, Pacemaker
Lots of information in this ECG! The underlying rhythm is atrial fibrillation with a controlled rate. The QRS is .12 seconds in duration, with an rSR' pattern in V1 and a wide s wave in Leads I and V6,...
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Sinus Tach vs SVT In An Inebriated Patient
This series of ECGs was obtained from a 60-year-old man who was involved in a one-car accident. He sustained no injuries, but his blood alcohol level was far above the legal limit for intoxication at...
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Sinus Bradycardia With First-Degree AV Block and Left Anterior Fascicular Block
This is a good ECG for demonstrating sinus brady and first-degree AV block. It shows the sinus node in the process of slowing down. For your more advanced students, there is left axis deviation due to...
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Right Bundle Branch Block With Atypical QRS in V1 and LAFB or Ventricular...
This is quite an interesting ECG, and the ECG Guru would love to hear what you think about it. What we do know is that it is a wide-complex bradycardia in a patient for whom we have no clinical data,...
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Right Bundle Branch Block With Left Posterior Fascicular Block
This is a good clear example of right bundle branch block with left posterior fascicular block. The RBBB is diagnosed by the following criteria: wide QRS (.12 sec), supraventricular rhythm (NSR), an...
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Atrial Pacing With Right Bundle Branch Block
No instructor's collection should be without an atrial paced rhythm OR a right bundle branch block. Here, you get both. First, the atrial pacing. This patient had a sinus node problem, but his AV...
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Acute Anterior-lateral M.I. With Right Bundle Branch Block and Left Posterior...
This ECG was obtained from a patient who suffered an occlusion of the left main coronary artery. ST elevation is seen in Leads V1 through V6, as well as I and aVL. This is an indicator that the...
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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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Anterior-lateral M.I. With Wide QRS
The Patient: An elderly man presents with chest pain, pallor, diaphoresis and weakness.The ECG: The rhythm is normal sinus at a rate of about 76 bpm with normal intervals. The QRS complexes are...
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