Remove 2013 Remove Cardiac Arrest Remove Tachycardia
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Another deadly and confusing ECG. Are you still one of the many people who will be fooled by this ECG, or do you recognize it instantly?

Dr. Smith's ECG Blog

After initiating treatment for hyperkalemia, repeat ECG showed resolution of Brugada pattern: The ECG shows sinus tachycardia. Steve, what do you think of this ECG in this Cardiac Arrest Patient?" A woman in her 50s with dyspnea and bradycardia A patient with cardiac arrest, ROSC, and right bundle branch block (RBBB).

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90 year old with acute chest and epigastric pain, and diffuse ST depression with reciprocal STE in aVR: activate the cath lab?

Dr. Smith's ECG Blog

ST elevation (STE) in lead augmented vector right (aVR), coexistent with multilead ST depression, was endorsed as a sign of acute occlusion of the left main or proximal left anterior descending coronary artery in the 2013 STEMI guidelines. Thirty-six patients (36%) presented with cardiac arrest, and 78% (28/36) underwent emergent angiography.

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A woman in her 20s with syncope

Dr. Smith's ECG Blog

The ECG shows sinus tachycardia, a narrow, low voltage QRS with alternating amplitudes, no peaked T waves, no QT prolongation, and some minimal ST elevation in II, III, and aVF (without significant reciprocal STD or T wave inversion in aVL). It is difficult to tell if there is collapse during diastole due to the patient’s tachycardia.

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Hyperthermia and ST Elevation

Dr. Smith's ECG Blog

Otherwise vitals after intubation were only notable for tachycardia. An initial EKG was obtained: Computer read: sinus tachycardia, early acute anterior infarct. She was ventilated by bag-valve-mask by EMS on arrival and was quickly intubated with etomidate and succinylcholine. A rectal temperature was obtained which read 107.9