10 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
) Nerve palsy ... • CN VI (Abducens ... ) Nerve palsy • ... #Localization #ophthalmology ... #differential #diagnosis
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Isocoria - Pupillary ... Diagnosis Algorithm ... #Isocoria #Pupillary ... #Algorithm #Causes ... #Ophthalmology
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Check pupillary ... Anisocoria - CN ... III Palsy - Pharmacologic ... Anisocoria #Evaluation #Algorithm ... #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow pupillary ... females Differential Diagnosis ... : • CN Ill Palsy ... - abnormal ... PhysicalExam #neurology #ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Anisocoria - Pupillary ... Defects - Differential ... Diagnosis Algorithm ... Fascicle (Other CN ... #Ophthalmology
Instructions on how to perform the swinging light test to detect a relative afferent pupillary defect.

http://www.cmaj.ca/content/early/2015/01/05/cmaj.140685

Normal
05/cmaj.140685 Normal ... defect* (RAPD) ... back to right (normal ... #Diagnosis #PhysicalExam ... #Ophthalmology
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Revealing CNVI Palsy ... (Normal) 3. ... (Abnormal) This ... #CN6 #Abducens ... video #neurology #ophthalmology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
field: altitudinal defect ... Fluorescein angiography: papillary ... efficacy of GCs Abnormal ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Algorithm Clinical ... • CN VI palsy ... Ill palsy ... #Algorithm #Causes ... #Ophthalmology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
- Differential Diagnosis ... CN III palsy 2. ... • Third nerve palsy ... effect of some abnormal ... #ophthalmology