73 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... with vascular causes ... • Nystagmus: ... positional episodes caused
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... nerve palsy Caused ... Convergence #retraction #nystagmus ... clinical #video #neurology ... #ophthalmology
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
Diagnosis: Congenital ... achromatopsia, & formal ophthalmology ... Cooper Neurology ... clinical #video #neurology ... #ophthalmology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

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

This is a case of right posterior semicircular
after Dix Hallpike Maneuver ... This is a case ... Dix #Hallpike #Maneuver ... #physicalexam #ophthalmology ... #neurology #Frenzel
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
and torsional nystagmus ... ) • Epley maneuver ... seen) • Epley maneuver ... Labyrinthitis #diagnosis ... #neurology #comparison
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a central cause ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Differential Diagnosis ... unidirectonal nystagmus ... bidirectional nystagmus ... #Differential #Diagnosis
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
Dix-Hallpike Maneuver ... 45° towards the test ... throughout the test ... #Instructions #Diagnosis ... #neurology
Dix-Hallpike Maneuver for the Diagnosis of BPPV
The Dix–Hallpike test (Nylen Barany test) is a diagnostic maneuver
Dix-Hallpike Maneuver ... for the Diagnosis ... ) is a diagnostic ... But in undefined cases ... #neurology #PhysicalExam