27 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
SOOF) • Normal variant ... fibrillation Clinical ... #Diagnosis #Differential ... #Cardiology #EKG ... #ECG #Hypothermia
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
narrow-based T Waves ... • Pseudo-STEMI ... #Hyperkalemia #EKG ... #cardiology #diagnosis ... #clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The 4 Variants of ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #variants #clinical ... #comparison
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... inversion in avL ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... STEMI - Elevation ... of the leads l, aVL ... #EKG #diagnosis ... #differential #cardiology
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Fascicular Block on EKG ... in leads I and aVL ... Fascicular #Block #diagnosis ... #cardiology #EKG ... #labeled #clinical
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Atrial Flutter on EKG ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
• Lateral (I + aVL ... Normal: Upright in all ... Invert III normal variant ... Electrocardiogram #cardiology ... #diagnosis #system
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... Elevation of Normal Variant ... #cardiology #ecg ... #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The 4 Variants of ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #variants #clinical ... #comparison