23 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central vs Peripheral ... Head Impulse Test ... Nystagmus Test ... Vertigo #Central #Peripheral ... #Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... a stand-alone test ... with an AVS with nystagmus ... #PhysicalExam #Neurology ... VestibularSyndrome #Posterior
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... minutes to days • Nystagmus ... Varies • No neurologic ... vascular causes • Nystagmus ... (posterior canal
Dermatomes and Peripheral Nerves - Segmental Innervation of the Skin and the Peripheral Nerve Supply (Anterior
Dermatomes and Peripheral ... the Skin and the Peripheral ... (Anterior and Posterior ... Skin #Diagnosis #Neurology ... GrepMed Recommended Text
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central from Peripheral ... examiners nose • Nystagmus ... following a finger) • Test ... physicalexam #Central #Peripheral ... Vertigo #diagnosis #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
- Wallenberg's Syndrome ... vertigo due to Posterior ... Stroke (usually Posterior ... vomiting/vertigo/nystagmus ... #Wallenbergs #neurology
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
- Anterior vs Posterior ... Lenticulostriate artery Posterior ... Artery #Strokes #Syndromes ... GrepMed Recommended Text ... Review in Clinical Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... forehead) in classic posterior ... , such as with posterior ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... This is a case of posterior ... #BPPV #Posterior ... #physicalexam #ophthalmology ... #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Ocular Nystagmus ... case of right posterior ... #BPPV #Posterior ... #physicalexam #ophthalmology ... #neurology #Frenzel