22 results
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... worrisome for a CENTRAL ... #HINTS #PhysicalExam ... Video #Positive #Neurology ... #Central #Vertigo
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central ... Impulse Test Nystagmus ... #HINTS #Exam #PhysicalExam ... Testing #Vertigo #Central ... #Peripheral #Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
patients with a central ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
minutes to days • Nystagmus ... may be present Central ... Hallpike test (posterior ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dizziness - Vertigo - Differential ... unidirectonal nystagmus ... Bone Fracture Central ... Dizziness #Vertigo #Neurology ... #Differential #
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
vertigo due to Posterior ... Stroke (usually Posterior ... vomiting/vertigo/nystagmus ... Palatal myoclonus - Central ... #Wallenbergs #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... examiners nose • Nystagmus ... TylerLarsenMD #HINTS #physicalexam ... #Central #Peripheral ... Vertigo #diagnosis #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
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Framework If Altered Mental ... SAH, tumor • Posterior ... Dilated #Pupil #differential ... #diagnosis #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 ... clinical #video #physicalexam ... ophthalmology #neurology