39 results
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Nystagmus with ... nerve palsy Caused ... hemorrhage Dr ... #ocular #physicalexam ... clinical #video #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... dissociation - Convergence ... retraction nystagmus ... disease (stroke) Dr ... diagnosis #pineal #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
minutes to days • Nystagmus ... with vascular causes ... • Nystagmus: ... auditory findings BPPV ... positional episodes caused
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

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

This is a case of right posterior semicircular
Ocular Nystagmus ... Maneuver This is a case ... Dr Sudhir Kothari ... #Nystagmus #BPPV ... ophthalmology #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... tectal pupils) • Convergence ... retraction nystagmus ... pretectal area By Dr ... #neurology #diagnosis
Convergence-Retraction Nystagmus on Physical Exam

Convergence-retraction nystagmus: irregular, jerky nystagmus, associated with convergence and retraction of both
of Parinaud's syndrome ... mesencephalic syndrome ... hemorrhage Dr ... PhysicalExam #clinical #ocular ... #video #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
examiners nose • Nystagmus ... following a finger) • Test ... uncover each eye Dr ... Vertigo #diagnosis #neurology ... #bppv #comparison
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
continuous vertigo due ... Clinical Findings: • Nausea ... vomiting/vertigo/nystagmus ... (CN 9, 10) By Dr ... #Wallenbergs #neurology
Dix-Hallpike Maneuver for the Diagnosis of BPPV
The Dix–Hallpike test (Nylen Barany test) is a diagnostic maneuver
the Diagnosis of BPPV ... The Dix–Hallpike test ... (Nylen Barany test ... But in undefined cases ... #neurology #PhysicalExam