5 results
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 ... #cardiology #diagnosis
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
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... STEMI - Elevation ... segment at (or 40-60 ms ... after) the J point ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Prinzmetal's Angina ... • Epicardial artery ... blocking drugs #STElevation ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The ECG shows ST elevation (STE) across the precordium, highest in V2 and V3. There are
elevation (STE) ... any R-wave at all ... Persistent STE after ... prior MI (also ... #Clinical #EM #Cardiology