6 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.
 •
Diagnosis Algorithm ... • CN VI palsy ... Ill palsy ... large/unreactive pupil ... #Causes #Ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Pupillary Defects - Differential ... Diagnosis Algorithm ... • Oculomotor Nerve ... Fascicle (Other CN ... #Causes #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 #