11 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... abnormal) in nearly all ... cause of AVS. ... #PhysicalExam #Neurology ... VestibularSyndrome #Posterior
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... with vascular causes ... (posterior canal ... differential #diagnosis #neurology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... GI Bleed) • NaCl ... response • Central ... #Polyuria #Nephrology ... #Causes
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Epidemiology: • 1-2 cases ... complete paralysis of all ... • Weakness: Starts ... management #treatment #neurology
The rationale for aggressive treatment of generalized status epilepticus was described previously here.  In short,
In short, best outcomes ... rapid seizure control ... epilepticus may cause ... #Management #Neurology ... Refractory #Seizures #Algorithm
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) - Short-lived ... Occlusion of posterior ... (Wallenberg's syndrome ... Syndrome usually ... differential #diagnosis #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... circulation: MCA ACA ... the underlying cause ... with AEDs until cause ... 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
 •
- Emergency Causes ... Tethered cord • Guillain-Barre ... perineum, and posterior ... • Provocative Tests ... #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... and sensitive tests ... #Barre #Syndrome ... diagnosis #management #neurology
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
components: targeted neurologic ... disposition, even if the cause ... CNS, Central nervous ... acute vestibular syndrome ... Diagnosis #AVS #Posterior