11 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
PalsyCN IV ... palsyCN VI ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Ill Palsy - ... abnormal extraocular movements ... dissociation • Other causes ... #neurology #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... Ill palsy ... large/unreactive pupil ... #Ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Pupillary Defects - Differential ... • Oculomotor Nerve ... Fascicle (Other CN ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Left oculomotor paralysis probably of ischemic cause.

via @neurologiabr

#oculomotor #nerve #paralysis #palsy #CNIII #CN3 #clinical #video #neurology
probably of ischemic cause ... #oculomotor #nerve ... #paralysis #palsy ... #video #neurology ... #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
suggest oculomotor nerve ... palsy. ... anterior_seg_rocks #Adies ... anisocoria #clinical #video ... #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
with third nerve ... palsy - Tentorial ... • Extraocular movement ... deficits (CN Ill ... #differential #
Superior Oblique Myokymia 
Eye movement disorder where the superior oblique twitches periodically causing jumping of a
Myokymia Eye movement ... It is probably caused ... the trochlear nerve ... oblique #myokymia #Ophthalmology ... #physicalexam #video
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... of most cranial nerves ... this rule are CN ... the preserved movements ... #clinical #video
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... • Suspect in movement ... hearing loss, palsy ... of the abducens nerve ... #Infections #differential