8 results
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... depression in aVR ... PR segment in aVR ... #EM #IM #Cardiology ... #EKG #Pericarditis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential ... #cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on ... EKG Stage 1 - Widespread ... depression; In aVR ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... leads with STE in avR ... inversion - STE avR ... #Ischemia #ECG ... #EKG #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression Pericarditis ... depression in aVR ... depression in aVR ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... elevation in aVR ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Dominant R wave in aVR ... all leads except aVR ... @AmyChung #EKG ... Interpretation #ECG
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
necrosis (7-14 days later ... Blood cultures • CXR ... early disease) • CXR ... lat decubitus - air ... Vasculitis (e.g.