7 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Disorders • CN Ill (Oculomotor ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Diagnosis Framework ... Status - Consider Oculomotor ... cranial nerve) Palsy ... no neurological cause ... #diagnosis #neurology
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... Progressive supranuclear palsy ... Etiology (Thyroid, Liver ... MovementDisorders #Neurology ... #Causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... ptosis with CN Ill palsy ... • Neurologic ... #Causes #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Diagnosis: • CN ... Ill Palsy - ... #PhysicalExam #neurology ... #ophthalmology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... • Third nerve palsy ... #Differential # ... Diagnosis #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... would suggest oculomotor ... nerve palsy. ... clinical #video #ophthalmology ... #physicalexam #neurology