70 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Head Impulse Test ... Nystagmus Test ... Animation by Dr ... Vertigo #Central #Peripheral ... #Neurology
Horizontal Nystagmus on Ocular Examination

Dr Prasad Jain @DrPrasadJain

#Horizontal #Nystagmus #Ocular #PhysicalExam #clinical #video #neurology #ophthalmology
Horizontal Nystagmus ... Examination Dr ... #Horizontal #Nystagmus ... clinical #video #neurology ... #ophthalmology
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... reassuring for a PERIPHERAL ... Video by Dr. ... Video #Negative #Neurology ... #Peripheral #Vertigo
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... by Dr. ... #Injury #OK #Sign ... clinical #video #neurology ... #msk #sports #neurology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... hemorrhage Dr ... Convergence #retraction #nystagmus ... clinical #video #neurology ... #ophthalmology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... patients with a peripheral ... a stand-alone test ... with an AVS with nystagmus ... #PhysicalExam #Neurology
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 ... differential #diagnosis #neurology
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 ... uncover each eye Dr ... Vertigo #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Rotary Movement Peripheral ... unidirectonal nystagmus ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Dizziness #Vertigo #Neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Convergence retraction nystagmus ... retraction (Collier's sign ... → "setting sun sign ... disease (stroke) Dr ... diagnosis #pineal #neurology