Dr. Smith's ECG Blog

JUNE 17, 2018

I have always said that tachycardia should argue against acute MI unless there is cardiogenic shock or 2 simultaneous pathologies. PR depression, which suggests pericarditis 4. We also showed that, of 47 cases of pericarditis with ST elevation, none had ST depression in aVL. ) Absence of any ST depression in aVL. (

Chest Pain 52

Chest Pain Pericarditis Tachycardia Myocardial Infarction 52

Dr. Smith's ECG Blog

JANUARY 15, 2024

Tachycardia is unusual for OMI, unless the patient is in cardiogenic shock (or getting close). The "flu-like" illness suggests myo- or pericarditis, but that would be a diagnosis of exclusion. The CHALLENGE: In each case — HOW can you immediately discount the arrhythmia that was diagnosed? The case continues.

Chest Pain 67

Chest Pain Blog Critical Care Arrhythmia 67

Dr. Smith's ECG Blog

OCTOBER 8, 2023

The patient died of cardiogenic shock within 24 hours despite mechanical circulatory support. The axis is to the right and QRS complexes in lead I and aVL are predominantly negative suggesting LPFB. This patient at cath had a large CX occlusion with a massive troponin release. Troponin T >42.000ng/L.

Ischemia 113

Ischemia Chest Pain Cardiogenic Shock Cardiac Arrest 113