8 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... wave inversion in avL ... #Ischemia #ECG ... #EKG #diagnosis ... #cardiology #STEMI
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... of the leads l, aVL ... #Equivalents #ECG ... #EKG #diagnosis ... #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... artery (LMCA). left anterior ... • Classic EKG ... #AVR #leadAVR #ecg ... #diagnosis #ekg
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... within the atria (e.g ... • Lateral (I + aVL ... @AmyChung #EKG ... Interpretation #ECG
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
ECG of a 55-year-old ... Recognize this #ECG ... Reciprocal STD in I & aVL ... Biphasic T-wave in aVL ... #EKG #STEMI #InferoPosterior
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... , not in aVL • ... , not in aVL, when ... lateral leads (I, aVL ... #ecg #ekg #electrocardiogram
High Lateral STEMI - D1 of LAD

There is transmural injury isolated to I & aVL. These
is transmural injury ... isolated to I & aVL ... similar but this ST ... LAD #Diagonal1 #ECG ... #EKG #Electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... QT <300-360 ms: ... #Approach #ECG ... #EKG #diagnosis ... #electrocardiogram