10 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... test. ... #PhysicalExam #Neurology ... #Posterior #CVA ... #HeadImpulse #Testing
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
vs Peripheral Vertigo ... Nystagmus Test ... #PhysicalExam #Testing ... #Vertigo #Central ... #Peripheral #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... may be present Central ... findings BPPV • Short-lived ... (posterior canal ... differential #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... forehead) in classic posterior ... vascular causes, such as ... with posterior ... symptoms #comparison #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... (BPPV) - Short-lived ... CENTRAL VERTIGO ... Occlusion of posterior ... differential #diagnosis #neurology
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
components: targeted neurologic ... CNS, Central nervous ... , Head Impulse Test ... Nystagmus, and Test ... #Posterior #CVA
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... edema visualized as ... narrowing on MRA/CTA ... thrombosis Testing ... diagnosis #management #neurology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... Spot PC (protein ... same information as ... C3, C4 - Test for ... nephrotic #nephritic #nephrology
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... Spot PC (protein ... same information as ... . 5) C3, C4 - Test ... #nephrology #nephrotic
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
cord infarct • HIV ... perineum, and posterior ... • Provocative Tests ... around the anus Laboratory ... diagnosis #causes #neurology