Axis

Results:
Weekly Workout August 26, 2024
Navigating a Very Abnormal QRS Axis with a Stepwise Approach

A 44-year-old woman presents to the emergency department with vague complaints about shortness of breath. The following ECG is obtained at triage and brought to you for interpretation:

ECG STAT July 12, 2024
QRS Morphology & Proportionality

Key Points QRS Morphology Reflects Conduction Pathways: The shape and width of the QRS complex help differentiate between normal conduction, conduction delays, and ventricular-origin rhythms. QRS–T Wave Proportionality Signals Repolarization…

Weekly Workout May 31, 2021
ECG Basics and Fundamentals: Limb Lead Reversal

A 82-year-old woman presents to the ED “not feeling well”. She reports malaise, mild dyspnea, but denies any pain. Vital signs are normal. The following ECG is obtained on arrival…

Weekly Workout April 6, 2020
ECG Basics and Fundamentals: right axis deviation differential and ST segment elevation in rightward leads

A 48-year-old woman presents to the ED with chest pain and near syncope. The following ECG is obtained:

Weekly Workout July 27, 2015
ECG Basics & Fundamentals: a 5 step approach to ECG interpretation and how to think of differential diagnoses

HPI: A 70-year-old man presents with generalized malaise. He has a history of ESRD and has missed dialysis this week. The following ECG is obtained: Case ECG   Before watching…

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