33 results
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
Knuckle Sign on ECG ... - Acute Pericarditis ... Electrocardiogram ... except for the ST ... #ECG #EKG #Electrocardiogram
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Artery Occlusion on ECG ... - aVR ST segment ... elevation > 1 mm - aVR ... Occlusion #Artery #ECG ... #Electrocardiogram
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Winter T Wave ECG ... 1) Upsloping ST ... elevation in aVR ... (>= 1 mm) 2) ST ... #EKG #Electrocardiogram
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on ... ST elevation (< ... depression; In aVR ... : ST depression ... #EKG #ECG #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Pericarditis: PR ... includes ACS vs pericarditis ... #AVR #leadAVR #ecg ... #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... in avR - Wellen's ... avR - proximal ... #electrocardiogram
De Winter's T Waves

Concerning for proximal LAD occlusion (Present in 2% of patients)
 • Upsloping ST-Depression
V1-V4 without STE ... in lead aVR ± aVL ... DeWinters #TWaves #EKG ... #ECG #diagnosis ... #cardiology #electrocardiogram
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... in acute pericarditis ... depression in aVR ... PR segment in aVR ... patients) stage 4 - ECG
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
Winter T-Waves on EKG ... STEMI - look for ST ... elevation in aVR ... waves - Upsloping ST ... #ECG #Electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
in relation to ECG ... • Non-specific ST-T ... Changes • STE ... in aVR +/- Right ... diagnosis #cardiology #electrocardiogram