32 results
ECG Interpretation Basics Quick Reference
- Rhythm and Rate
- QRS / Blocks
- Intervals
- Axis
- Chambers
- ST/T/Q (Ischemia)

By
ECG Interpretation ... Quick Reference - Rhythm ... #Interpretation ... #Basics #EKG #Electrocardiogram ... #Cardiology #Diagnosis
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
Normal Sinus Rhythm ... - ECG Diagnosis ... Normal sinus rhythm ... #diagnosis #ekg ... #ecg #electrocardiogram
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
. sinus bradycardia ... response, junctional rhythm ... osborn #waves #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
Sinus tachycardia ... antidepressants #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical #criteria
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
If yes, then VT. ... same polarity) in all ... Tachycardia #Evaluation #Interpretation ... #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... bradycardia, Sick Sinus ... Atrial Flutter (AFL ... #Differential #Diagnosis ... #Causes #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
Aberration - Interpretation ... concordance in all ... Morphology criteria ... Aberrancy #Comparison #Diagnosis ... #Cardiology
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
QRS widening • Sinus ... Sinoventricular rhythm ... • "Sine wave" rhythm ... #ECG #electrocardiogram ... #cardiology #diagnosis
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
) is a cardiac rhythm ... Ventricular Tachycardia (VT ... Tachycardia #WCT #diagnosis ... #cardiology #ekg ... #ecg #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
aVR • Classic EKG ... findings: Sinus ... and to detect VT ... #electrocardiogram ... #diagnosis #ekg