21 results
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
patient with Ross syndrome ... Absence of bilateral ... clinical #video #ophthalmology ... #ross #syndrome ... #neurology #absent
Bilateral Abducens Nerve Palsy (CNVI)

#Bilateral #Abducens #Nerve #Palsy #CNVI #CN6 #clinical #video #neurology #ophthalmology #physicalexam
Bilateral Abducens ... Palsy (CNVI) #Bilateral ... #Abducens #Nerve ... clinical #video #neurology ... #ophthalmology
Bilateral CN6 Palsy

Subtle bilateral abducens nerve palsy in a patient found to have IIH.

@anterior_seg_rocks

#Abducens #CN6 #CNVI
Bilateral CN6 Palsy ... Subtle bilateral ... abducens nerve ... #physicalexam #ophthalmology ... #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • CN VI (Abducens ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
intact) - Usually bilateral ... - Abscent pupillary ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Sciatica: often bilateral ... but sometimes absent ... Examination - bilateral ... or unilateral lower ... diagnosis #causes #neurology
Visual Pathway Neural Lesions
A) Optic Nerve → Left Anopia
B) Optic Chiasm → Bitemporal Hemianopia
C) Lateral Geniculate
Optic Nerve → Left Anopia ... Hemianopia C) Lateral ... Lesions #Optic #ophthalmology ... #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Acalculia • Alexia ... • Anomia • ... extremity findings Unilateral ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Traumatic Lateral ... Impaired left lateral ... Rectus #Palsy #Abducens ... clinical #video #neurology ... #ophthalmology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
• Generalized: Absence ... vasoconstriction syndrome ... Cerebral Hypoxia, Uremia ... Algorithm #Causes #neurology