13 results
Sgarbossa’s ECG criteria for detecting ischemia in the presence of left bundle branch block (LBBB)

The Sgarbossa
bundle branch block ... be applied to all ... #Diagnosis #Cardiology ... #ECG #EKG #Sgarbossas ... #Discordance #Normal
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
of the leads l, aVL ... V6 • Sgarbossa criterion ... • Sgarbossa criterion ... #EKG #diagnosis ... #differential #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... V1 (Invert III normal ... @AmyChung #EKG ... Electrocardiogram #cardiology ... #diagnosis #system
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... inversion in avL ... in V1 - normal ... #EKG #diagnosis ... electrocardiogram #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
: • The P wave ... PR interval are normal ... presence of AV block ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
- ECG Diagnosis ... recognized by the P wave ... leads III and aVL ... #diagnosis #ekg ... #criteria
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... ST Elevation of Normal ... STElevation #ST #STEMI ... #cardiology #ecg
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
: • The P wave ... PR interval are normal ... presence of AV block ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
: Differential diagnosis ... • Predictor of arrhythmia ... • Vereckei criteria ... VT than Brugada criteria ... #cardiology
Cardiac Findings in Sarcoidosis
Most Commonly Affected Sites:
 - LV free wall (esp. basal posterior wall)
 -
- Effusion ECG ... - Ventricular arrythmias ... deviation - Abnormal ... a-wave #Cardiac ... #Involvement #diagnosis