12 results
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
- ECG Diagnosis ... SinusRhythm #nsr #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #criteria
Sgarbossa’s ECG criteria for detecting ischemia in the presence of left bundle branch block (LBBB)

The Sgarbossa
Sgarbossa’s ECG ... be applied to all ... #Diagnosis #Cardiology ... #ECG #EKG #Sgarbossas ... #Discordance #Normal
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
: Differential diagnosis ... • Vereckei criteria ... #electrocardiogram ... #diagnosis #ekg ... #differential #cardiology
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
presence of an abnormal ... #Pathophysiology ... #Diagnosis #Cardiology ... #MedStudent #EKG ... DeltaWave #ShortPR #Criteria
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... V1 (Invert III normal ... @AmyChung #EKG ... #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT with BBB All ... QRS complex of normal ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology ... #diagnosis #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
of the leads l, aVL ... • Sgarbossa criterion ... #EKG #diagnosis ... #differential #cardiology ... #electrocardiogram
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Pathophysiology: ... • Normal exercise ... changes on tele/ECG ... Prinzmetal #Angina #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
wave inversion in avL ... T wave in V1 - normal ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... ST Elevation of Normal ... #differential #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram