11 results
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
narrow-based T Waves ... of conduction block ... • Pseudo-STEMI ... #Hyperkalemia #EKG ... #cardiology #diagnosis
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Anterior Fascicular Block ... on EKG • Left ... in leads I and aVL ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
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
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... • Lateral (I + aVL ... Normal: Upright in all ... Electrocardiogram #cardiology ... #diagnosis #system
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
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... #cardiology #ekg ... #ecg #diagnosis ... classification #summary
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... STElevation #ST #STEMI ... #differential #diagnosis ... #cardiology #ecg
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... non-conducted P wave ... Classification #degrees #summary ... #Diagnosis #EKG ... #cardiology
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Pericarditis, Tamponade EKG ... Findings: - AV block ... agent, steroids, AC ... #Myocarditis #diagnosis ... #summary #biopsy
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Complexes (PVC's) - Summary ... Bundle branch block ... 300 = NSVT EKG ... Differential Diagnosis ... #differential #cardiology