Articles Tagged With: ECG
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Cardioversion in Obese Patients
A multicenter, single-blind, randomized clinical trial of dual vs. single defibrillator shocks for cardioverting obese patients with atrial fibrillation showed that dual defibrillation was significantly more effective without any increase in adverse events.
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A Run of Aberrant AFib?
The patient whose electrocardiogram (ECG) appears in the figure is a previously healthy man who presented to the emergency department because of acute dyspnea. What is the cause of the run of wide beats?
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Which Is the Key Lead?
The patient whose ECG appears in the figure is a middle-aged man who presented to the emergency department with new chest pain. Should the cath lab be activated?
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What Are Those T Waves?
The patient whose ECG appears in the figure presented to an ambulatory care clinic for chest pain. Is the patient likely to have hyperkalemia?
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Bigeminy and What Else?
The medical providers in this case were concerned the cause of the bigeminal rhythm in the figure below was sinoatrial block. Do you agree? Are there other things to be concerned about?
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Why the Pause?
The ECG in the figure is from an older woman who complained of a number of short-lived “episodes” beginning the day this tracing was recorded.
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What Kind of Artifact?
To emphasize the importance of recognizing the clinical finding shown in the figure, no history is given. The two most helpful leads for interpretation of these unusual ECG findings are lead I and lead V3. How would you interpret this tracing?
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To Activate the Cath Lab?
The ECG in the figure was recorded on a patient with new chest pain that began one hour earlier. How would you interpret this ECG? Should the catheterization lab be activated, given the history and this ECG?
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Aberrant Conduction?
How should one interpret the ECG in the figure? Is the rhythm most likely to be a re-entry supraventricular tachycardia with aberrant conduction?
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Computer-Interpreted ECGs Sometimes Miss Acute Coronary Occlusion
Emergency physicians can shield against risk by viewing ECGs of chest pain patients immediately to identify subtle signs of acute coronary occlusion.