16 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
VI (Abducens) Nerve ... One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Bilateral Abducens Nerve Palsy (CNVI)

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

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

@anterior_seg_rocks

#Abducens #CN6 #CNVI
Bilateral CN6 Palsy ... abducens nerve ... clinical #video #physicalexam ... #ophthalmology ... #neurology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Mydriasis: CN Ill ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... #diagnosis #ophthalmology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Rectus #Palsy #Abducens ... #CNVI #CN6 #Ocular ... #physicalexam # ... clinical #video #neurology ... #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... Vestibulocochlear Nerve (CN ... (TIA): • Lateral ... #differential # ... diagnosis #neurology
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
paroxysmal brainstem syndrome ... #Spasm #CNVI #CN6 ... #PhysicalExam # ... clinical #ocular #ophthalmology ... #neurology #video
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
(CES) is usually ... - Emergency Causes ... myelopathy • Transverse ... #differential # ... #neurology
Intermittent Bilateral Exophthalmos (Alternating Exophthalmos and Enophthalmos) on Physical Exam

Observing this patient in silence for a
this patient- bilateral ... The syndrome of ... Differentials for ... clinical #video #ophthalmology ... #physicalexam #