10 results
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... Radiographic findings (eg ... resonance imaging [MRI ... Laboratory findings (eg ... VEP’s: EEG of visual
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval < 120 ms ... interval ≥ 120 ms ... waves: > 40 ms ... @AmyChung #EKG
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Pathophysiology ... Electrodiagnostic studies - EMG ... axonal form • MRI ... #management #treatment
Tumor Lysis Syndrome
An acute, life-threatening condition that appears within 7 days of starting cytotoxic therapies in
Tumor Lysis Syndrome ... with Ca only if EKG ... Walid Malki, MD, MS ... #Tumor #Lysis #Syndrome ... TLS #oncology #management
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... segment at (or 40-60 ms ... point • De Winter syndrome ... #Equivalents #ECG ... #EKG #diagnosis
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Electrodiagnostic studies (Ex EMG ... the underlying pathophysiology ... - Spinal MRI may ... #management #neurology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... have fever - ACS ... WBC >100k, + lab signs ... unless worrisome EKG ... TLS #diagnosis #management
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... of diagnosis (e.g ... anterior/posterior MSK ... #Signs #Symptoms
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Etiology: • Pathophysiology ... Vascular narrowing on MRA ... circulation: MCA ACA ... • EEG: With persistent ... #diagnosis #management
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
▪ Infections (e.g ... Pathophysiology ... pro-inflammatory cytokines (e.g ... Immunosuppression (e.g ... anti-IFN-γ antibodies (e.g