22 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
women • DDx: Acute ... 0.5mm downgoing ST ... line; upsloping ST ... vessel disease - ST ... - R/S >1 or ST
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
Knuckle Sign on ECG ... - Acute Pericarditis ... Note the diffuse ST ... except for the ST ... #ECG #EKG #Electrocardiogram
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... 1) Upsloping ST ... elevation in aVR ... (>= 1 mm) 2) ST ... #EKG #Electrocardiogram
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
ECG of a 55-year-old ... : “Nonspecific ST ... Recognize this #ECG ... classic pattern of Acute ... #STEMI #InferoPosterior
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
- look for ST ... elevation in aVR ... waves - Upsloping ST ... segment - ST depression ... #ECG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
infarction: ST ... ST elevation in ... • Multilead ST ... ) in WPW: ST elevation ... tachycardia • ST
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
ST elevation (< ... depression; In aVR ... : ST depression ... also be seen in acute ... #EKG #ECG #electrocardiogram
3 ECG patterns for Acute Occlusion MI (OMI) without meeting ST elevation criteria
 • Posterior MI
Acute Occlusion ... without meeting ST ... MyocardialInfarction #OMI #STEMI ... diagnosis #cardiology #electrocardiogram ... #ecg #ekg
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
patient with 100% Acute ... RBBB normally has ST ... So ANY ST Elevation ... an isolectric ST ... #EKG #Electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... depression Pericarditis ... depression in aVR ... depression in aVR ... #ekg #electrocardiogram