5 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
leads with STE in avR ... wave inversion in avL ... #Ischemia #ECG ... electrocardiogram #cardiology ... Interpretation #differential
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Pathophysiology: ... changes on tele/ECG ... #cardiology #diagnosis ... #management
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... ST elevation in aVR ... of the leads l, aVL ... #differential # ... cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
, not in aVL • ... , not in aVL, when ... lateral leads (I, aVL ... Prinzmetal's Angina ... #diagnosis #cardiology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
bone marrow or stem ... Etiology: • Pathophysiology ... circulation: MCA ACA ... Reversible course Differential ... Syndrome #diagnosis #management