Dr. Smith's ECG Blog

MAY 6, 2019

Cardioversion/defibrillation. Bradycardia. Electrocardiol 45:433-442, 2012 ). A partial list includes the following: Certain drugs ( antiarrhythmics; calcium channel blockers; ß-blockers; antianginals; psychotropic medications; alcohol; cocaine; other drugs ). Acute febrile illness. Variations in autonomic tone. Hypothermia.

Chest Pain 52

Chest Pain STEMI Ischemia Myocardial Infarction 52

Dr. Smith's ECG Blog

JANUARY 30, 2019

Induced Brugada-type electrocardiogram, a sign for imminent malignant arrhythmias. Circulation, 117, 1890–1893. [3]: 3]: Lamelas P, Labadet C, Spernanzoni F, Lopez Saubidet C, and Alvarez PA. Brugada electrocardiographic pattern induced by fever. World Journal of Cardiology, 4(3): 84-86. [4]: 4]: Antzelevitch C and Brugada R.

Heart Rhythm 52

Heart Rhythm Sudden Cardiac Death Arrhythmia STEMI 52

Dr. Smith's ECG Blog

MARCH 15, 2023

We examined the effect of ibutilide, a class III antiarrhythmic agent, on the energy requirement for atrial defibrillation and assessed the value of this agent in facilitating cardioversion in patients with atrial fibrillation that is resistant to conventional transthoracic cardioversion.

Atrial Fibrillation 52

Atrial Fibrillation AFIB Arrhythmia Exercise 52

Dr. Smith's ECG Blog

DECEMBER 5, 2019

J Electrocardiology 45 (2012):433-442. Regardless of further evaluation, she should avoid bradycardia, AV nodal blockers, Na channel blockers, and fevers. --If Implantable Cardioverter-Defibrillator ), with long-term potential for device-related complications from the ICD, including inappropriate shocks? Bayes de Luna, A et al.

Sudden Cardiac Death 52

Sudden Cardiac Death Heart Rhythm Article Tachycardia 52

Dr. Smith's ECG Blog

MARCH 8, 2025

Within ten minutes, she developed bradycardia, hypotension, and ST changes on monitor. Bradycardia and heart block are very common in RCA OMI. Several 200 J shocks did not terminate the VF, so a second defibrillator was applied for double sequential defibrillation with 400 J. She was defibrillated perhaps 25 times.

Cardiomyopathy 75

Cardiomyopathy Myocardial Infarction Defibrillator Bradycardia 75

Dr. Smith's ECG Blog

FEBRUARY 20, 2025

Although we lack details of events that followed Dr. Smith makes the key point that had this arrest witnessed by the medic team been the result of an acute cardiac event ( therefore, presumably VT or VFib ) prompt defibrillation by on-the-scene medics would most probably have resuscitated her.

STEMI 89

STEMI Hemorrhage Cardiac Arrest Tachycardia 89