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ECG Basics - Atrial Rhythms #Cardiology #MedStudent #EKG #Atrial #SVT #Comparison #Table #AFib #AFlutter #MAT #WAP
Rhythms #Cardiology ... #MedStudent #EKG ... #Atrial #SVT #Comparison ... #Table #AFib #AFlutter ... #MAT #WAP #WPW
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... from SVT with aberrancy ... ) #Diagnosis # ... Cardiology #EKG ... #ECG #Lead #AVR
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... elevation in aVR ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology ... #Criteria
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... supraventricular tachycardia (SVT ... only looks at aVR ... #cardiology
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
Winter T-Waves on EKG ... before or after STEMI ... elevation in aVR ... DeWinter #TWaves #EKG ... #diagnosis #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
is positive in aVR ... different rates ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
of ST segment at ... elevation in aVR ... • Sgarbossa criterion ... #EKG #diagnosis ... #differential #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Table - Wide vs ... vs SVT (AVNRT, ... Don't rely on criteria ... variable block >> MAT ... Irregular #causes #cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Capture: Narrow, different ... Discordance" = ST ... - Suspect STEMI ... #Checklist #EKG ... #cardiology #lbbb
De Winter T Wave on ECG

Diagnostic Criteria
 - Tall, prominent, symmetric T waves in the precordial
Diagnostic Criteria ... depression >1mm at ... (0.5mm-1mm) in aVR ... - “Normal” STEMI ... morphology may