11 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... wave inversion in avL ... electrocardiogram #cardiology ... #Interpretation
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
ECG of a 55-year-old ... pain Computer interpretation ... Recognize this #ECG ... #Clinical #Cardiology ... #EKG #STEMI #InferoPosterior
Left Main Coronary Artery Thrombus seen on Angiography

“Mother of all coronary thrombi”.  55 year old
Main Coronary Artery ... “Mother of all ... Anterior wall STEMI ... Cardiogenic shock, ECG ... CathLab #clinical #cardiology
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
Wraparound LAD STEMI ... What's the culprit artery ... The mother of all ... #cardiology #electrocardiogram ... #ecg
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... after) the J point ... of the leads l, aVL ... #Equivalents #ECG ... #differential #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... • Lateral (I + aVL ... #Interpretation ... #ECG #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... - RAD: AntLat MI ... Short QT <300-360 ms ... electrocardiogram #cardiology ... #interpretation
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
attributed to coronary artery ... younger than other ACS ... Pathophysiology: ... changes on tele/ECG ... Prinzmetal #Angina #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... • Epicardial artery ... STElevation #ST #STEMI ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Catheterization - Pulmonary Artery ... PCWP PULMONARY ARTERY ... mortality in inferior MI ... Ahmed Ghoneem, MD MSc ... catheter #diagnosis #cardiology