5 results
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Paradoxical: Right to Left ... non-culprit vessels • Atrial ... prosthetic valve, PFO, ASD ... Artery #Embolism #diagnosis ... scoring #criteria #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
1. ... indicative of left ... main coronary artery ... (LMCA). left anterior ... #differential #cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
includes: stage 1 ... leads especially left ... leads indicates atrial ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
1. ... Small secundum ASD ... or PFO with left ... #cardiology #clinical ... echocardiogram #s4c #pocus
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... SpO2 88% on room air ... /50 Rule (part 1) ... and second ribs.1