Dr. Smith's ECG Blog

JANUARY 2, 2025

CT of the chest showed no pulmonary embolism but bibasilar infiltrates. Because she has cardiomyopathy and ventricular dysrhythmias, the pacer included an Implanted Cardioverter-Defibrillator (ICD) Echo 6 days later after CRT: Normal estimated left ventricular ejection fraction. Even with tachycardia and a paced QRS duration of ~0.16

Tachycardia 116

Tachycardia Cardiomyopathy Blog Bradycardia 116

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

APRIL 8, 2015

If the patient has Abnormal Vital Signs (fever, hypotension, tachycardia, or tachypnea, or hypoxemia), then these are the primary issue to address, as there is ongoing pathology which must be identified. Serious outcomes included death, arrhythmia, myocardial infarction, structural heart disease, pulmonary embolism, and hemorrhage.

Arrhythmia 52

Arrhythmia Outcomes Risk Factors Chest Pain 52