88 results
Horizontal Nystagmus on Ocular Examination

Dr Prasad Jain @DrPrasadJain

#Horizontal #Nystagmus #Ocular #PhysicalExam #clinical #video #neurology #ophthalmology
Horizontal Nystagmus ... on Ocular Examination ... Dr Prasad Jain ... #clinical #video ... #neurology #ophthalmology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
nerve palsy Caused ... hemorrhage Dr ... #ocular #physicalexam ... #clinical #video ... #neurology #ophthalmology
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... by Dr. ... OKSign #clinical #video ... #neurology #physicalexam ... #msk #sports #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... 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
Parinaud's Syndrome ... Convergence retraction nystagmus ... → "setting sun sign ... disease (stroke) Dr ... diagnosis #pineal #neurology
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... for a CENTRAL cause ... Video by Dr. ... Bidirectional #Nystagmus ... #Positive #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... Varies • No neurologic ... with vascular causes ... • Nystagmus:
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... for a PERIPHERAL cause ... Video by Dr. ... Unidirectional #Nystagmus ... #Negative #Neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Convergence retraction nystagmus ... "setting sun" sign ... pretectal area By Dr ... #neurology #diagnosis
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... thought to be caused ... Most cases are congenital ... #clinical #video ... #neurology #physicalexam