Dr. Smith's ECG Blog

APRIL 2, 2024

So it must be atrial fibrillation. Answer : it is irregularly irregular and the initial part of the QRS is fast, so this is atrial fibrillation with Left Bundle Branch Block (LBBB). Pacemaker mediated tachycardia! What do you think? Rhythm : Residents asked me why it is not VT. mm; the S-wave is 18 mm.

Tachycardia 124

Tachycardia Pacemaker Cardiac Arrest Cardiomyopathy 124

EMS 12-Lead

MAY 15, 2024

Patient had an unwitnessed cardiac arrest without bystander CPR performed. Initial vitals show hypertension (175/85), Atrial Fibrillation with RVR as seen in Figure 1 , hypercapnia (99mmHg), and SPO2 of 100%. After 5 minutes post-ROSC, the atrial fibrillation converted to a sinus rhythm.

Atrial Fibrillation 132

Atrial Fibrillation Bradycardia Pacemaker Cardiac Arrest 132

Wellnest

DECEMBER 21, 2022

Atrial Fibrillation Atrial fibrillation causes irregular heartbeat, and the heart's normal blood supply is affected. Since atrial fibrillation can also be intermittent, such patients should continuously monitor their heart activity while performing daily activities with a portable ECG device.

Cardiac Arrest 52

Cardiac Arrest Heart attacks Heart Attack Atrial Fibrillation 52

Dr. Smith's ECG Blog

OCTOBER 23, 2023

Edited by Bracey, Meyers, Grauer, and Smith A 50-something-year-old female with a history of an unknown personality disorder and alcohol use disorder arrived via EMS following cardiac arrest with return of spontaneous circulation. Cardiac Motion Alternans — is the result of cardiac movement rather than electrical alternation.

Tachycardia 115

Tachycardia Cardiac Arrest ICU Blood Pressure 115