10 results
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Coronary Artery Occlusion ... LeftMain #Coronary #Occlusion ... #Artery #ECG #EKG ... #Diagnosis #Electrocardiogram ... #Cardiology #Criteria
3 ECG patterns for Acute Occlusion MI (OMI) without meeting ST elevation criteria
 • Posterior MI
Acute Occlusion ... meeting ST elevation criteria ... @jonnywatt #Occlusion ... STEMI #equivalent #diagnosis ... #cardiology #electrocardiogram
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Winter T Wave ECG ... descending (LAD) occlusion ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology ... #Criteria
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... Normalization Spodick's sign ... segments, usually best ... #ECG #electrocardiogram ... #cardiology #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
sign A - Biphasic ... sign B - Deeply ... #EKG #diagnosis ... #differential #cardiology ... #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
STE in avR - Wellen's ... triple vessel disease ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
due to vascular occlusion ... Differential Diagnosis ... -> TEE • Duke Criteria ... ↑ ESR, CRP • EKG ... #management #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential Diagnosis ... due to vascular occlusion ... → TEE • Duke Criteria ... ↑ ESR, CRP • EKG ... #cardiology #infectiousdiseases
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tests: • Measure ... Aldolase levels • EMG ... papules and Gottron sign ... ) • Shawl sign ... phenomenon INCLUSION