8 results
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Pathophysiology: ... associated with ST ... changes on tele/ECG ... #cardiology #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... - Ischemia MI ... wave inversion in avL ... early inferior MI ... electrocardiogram #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... (or 40-60 ms after ... of the leads l, aVL ... #Equivalents #ECG ... #differential #cardiology
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
Wraparound LAD STEMI ... atrial rhythm with ST ... What's the culprit artery ... The mother of all ... #cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... Prinzmetal's Angina ... • Epicardial artery ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The ECG shows ST elevation (STE) across the precordium, highest in V2 and V3. There are
The ECG shows ST ... any R-wave at all ... Persistent STE after ... prior MI (also ... #Clinical #EM #Cardiology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
complete paralysis of all ... earlier than one after ... the underlying pathophysiology ... - Spinal MRI may ... diagnosis #management #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... bone marrow or stem ... Etiology: • Pathophysiology ... Vascular narrowing on MRA ... circulation: MCA ACA