8 results
It starts as sinus rhythm with probable inferior STEMI, but becomes ventricular fibrillation (or polymorphic ventricular
probable inferior STEMI ... polymorphic ventricular tachycardia ... #Clinical #EM #Cardiology ... #EKG #Arrest #VentricularTachycardia
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... wave inversion in avL ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... segment at (or 40-60 ms ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology
There is inferior ST elevation with reciprocal ST depression in aVL and  in lead I,
depression in aVL ... suggestive of STEMI ... suggestive of STEMI ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior
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 ... STE after prior MI ... morphology") #Clinical #EM ... #Cardiology #EKG
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... block; and sinus tachycardia ... STElevation #ST #STEMI ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... complete paralysis of all ... urinary retention, tachycardia ... Electrodiagnostic studies - EMG ... axonal form • MRI
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
bone marrow or stem ... Etiology: • Pathophysiology ... Vascular narrowing on MRA ... circulation: MCA ACA ... • EEG: With persistent