Dr. Smith's ECG Blog

NOVEMBER 4, 2022

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.

Ischemia 52

Ischemia STEMI Stenosis Chest Pain 52

Dr. Smith's ECG Blog

NOVEMBER 28, 2022

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.

Tachycardia 40

Tachycardia Pericarditis Ultrasound Blood Pressure 40

Dr. Smith's ECG Blog

MAY 5, 2022

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).

Chest Pain 52

Chest Pain Bradycardia Cardiac Arrest STEMI 52

Dr. Smith's ECG Blog

JANUARY 30, 2019

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

Heart Rhythm 52

Heart Rhythm Sudden Cardiac Death Arrhythmia STEMI 52

Dr. Smith's ECG Blog

NOVEMBER 24, 2017

Answer : you must treat the patient's underlying condition causing sinus tachycardia, and repeat the ECG at the lower heart rate. Am J Cardiol 12(9):1379-1383; Nov 2013. Optimal QT interval correction formula in sinus tachycardia for identifying cardiovacular and mortality risk: Findings from the Penn Atrial Fibrillation Free study.

Bradycardia 52

Bradycardia Article Atrial Fibrillation Chest Pain 52

Dr. Smith's ECG Blog

APRIL 9, 2025

A retrospective 'target trial emulation' comparing amiodarone and lidocaine for adult out-of-hospital cardiac arrest resuscitation. Add to this the sobering clinical reality of how difficult it is to get objective, controlled, prospective data in the emergency situation of cardiac arrest and life-threatening arrhythmias.

Defibrillator 63

Defibrillator Cardiac Arrest Myocardial Infarction STEMI 63