20 results
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
Diagnostic Algorithm ... may be present Central ... with vascular causes ... positional episodes caused ... (posterior canal
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cause of AVS. ... #PhysicalExam #Neurology ... #Posterior #CVA ... #HeadImpulse #Testing
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
= Central Cause ... This patient as ... cause of vertigo ... Clinical #Video #Neurology ... #Vertigo #Central
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... forehead) in classic posterior ... with 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
Causes of Peripheral ... and Central Vertigo ... CENTRAL VERTIGO ... Occlusion of posterior ... #Vertigo #Causes
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
Diagnostic algorithm ... components: targeted neurologic ... disposition, even if the cause ... CNS, Central nervous ... #Posterior #CVA
Algorithm for the diagnostic evaluation of dizziness. (HINTS = head-impulse, nystagmus, test of skew.)
Questions regarding the
head-impulse, nystagmus, test ... the dizziness as ... peripheral or central ... of dizziness or vertigo ... The approach uses
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... edema visualized as ... thrombosis Testing ... the underlying cause ... with AEDs until cause
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... intensity at onset, posterior ... at home or at work ... thrombophilia, neurologic ... infection: ear,