27 results
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
1) Upsloping ST ... elevation in aVR ... (>= 1 mm) 2) ST ... #DeWinter #TWaves ... #ECG #EKG #Electrocardiogram
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
STEMI - look for ST ... elevation in aVR ... - Upsloping ST ... FOAMfrat #DeWinter #TWaves ... #EKG #ECG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
elevation: Differential ... overdose: Prominent R wave ... prominent terminal R wave ... #electrocardiogram ... diagnosis #ekg #differential
Progression of EKG changes in Acute Coronary Syndrome (ACS)
Hyperacute T waves:
 • Broad-based and symmetrical, usually
with a depressed ST ... normally inverted in aVR ... In leads l, I, aVL ... , aVF, or V4-V6 ... Progression #diagnosis #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Elevation - Differential ... depression in aVR ... depression in aVR ... Segment #Elevation #differential ... cardiology #ecg #ekg #electrocardiogram
De Winter's T Waves

Concerning for proximal LAD occlusion (Present in 2% of patients)
 • Upsloping ST-Depression
• Upsloping ST-Depression ... • STE in lead aVR ... ± aVL #DeWinters ... #TWaves #EKG #ECG ... diagnosis #cardiology #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
in aVR Poor R wave ... progression ST ... all leads except aVR ... between QRS and ST ... Interpretation #ECG #Electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
symmetrical T-waves ... elevation in aVR ... of the leads l, aVL ... EKG #diagnosis #differential ... #cardiology #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
is positive in aVR ... nadir of the S-wave ... nadir of the S-wave ... #Comparison #VentricularTachycardia ... cardiology #diagnosis #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
leads with STE in avR ... inversion - STE avR ... inversion in avL ... EKG #diagnosis #electrocardiogram ... Interpretation #differential