9 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
elevation in ACS ... Subepicardial atrial injury ... elevation: Differential ... #differential # ... cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
(or 40-60 ms after ... V2 • Wellens sign ... of the leads l, aVL ... #differential # ... cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Elevation - Differential ... STE: "Pardee's sign ... #Elevation #differential ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... ), ligamentous injury ... artery injury ... #Orthopedics #Sports ... #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... (LCL > MCL), coronoid ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Pericarditis, Tamponade EKG ... (ST elevation), ... agent, steroids, AC ... Myocarditis #diagnosis #management ... #cardiology #summary
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... microvascular injury ... Variable troponin elevation ... Prinzmetal #Angina #cardiology ... #diagnosis #management
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... • Due to injury ... ("Terry Thomas sign ... #Orthopedics #Sports ... #MSK
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... deWinter T waves - starts ... wave inversion in avL ... electrocardiogram #cardiology ... Interpretation #differential