10 results
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... than females Guillain-Barre ... Pathophysiology ... • Weakness: Starts ... management #treatment #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... findings BPPV • Short-lived ... No auditory symptoms ... Long symptom-free ... Vertigo #Algorithm #differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) - Short-lived ... with significant neurologic ... attacks with varying neurologic ... Vertigo #Causes #differential ... #diagnosis #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... than one after symptom ... the underlying pathophysiology ... SinaiBmoreIMRes #GBS #Guillain ... diagnosis #management #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... constipation Differential ... Tethered cord • Guillain-Barre ... diagnosis #causes #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Etiology: • Pathophysiology ... Neurological symptoms ... Reversible course Differential ... diagnosis #management #neurology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Rheumatologic symptoms ... by culture or serology ... Inhalation of spores ... Aspergillosis Pathophysiology ... Diagnosis: • Serology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... fasciculations Common Symptoms ... conditions listed in differential ... Lateral #Sclerosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... Bilateral signs and/or symptoms ... diagnosis #management #neurology ... #differential
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Hypocalciuria (spot ... ratio 0.5%) Differential ... Syndrome #diagnosis #nephrology ... #management #pathophysiology