Dr. Smith's ECG Blog

JANUARY 2, 2025

CT of the chest showed no pulmonary embolism but bibasilar infiltrates. Even with tachycardia and a paced QRS duration of ~0.16 (And of course Ken's comments at the bottom) An elderly obese woman with cardiomyopathy, Left bundle branch block, and chronic hypercapnea presented hypoxic with altered mental status. She was intubated.

Tachycardia 115

Tachycardia Cardiomyopathy Blog Bradycardia 115

Dr. Smith's ECG Blog

OCTOBER 10, 2022

The morphology of V2-V4 is very specific in my experience for acute right heart strain (which has many potential etiologies, but none more common and important in EM than acute pulmonary embolism). CT angiogram showed extensive saddle pulmonary embolism. He had multiple cardiac arrests with ROSC regained each time. This is a quiz.

Cardiac Arrest 52

Cardiac Arrest Chest Pain Embolism Pulmonary 52

Dr. Smith's ECG Blog

NOVEMBER 12, 2020

9 However, because troponin is a clear marker of disease severity and a powerful independent predictor of adverse outcomes, it may be quite useful in the ED disposition decision: if troponin is elevated, then outpatient management should be reconsidered. When cTn is elevated, is there a way to differentiate AMI from Non-AMI myocardial injury?

Cardiac Arrest 52

Cardiac Arrest COVID-19 Myocardial Infarction Cardiogenic Shock 52