11 results
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
- Differential Diagnosis ... - CN III Palsy ... #Evaluation #Algorithm ... #Differential #Diagnosis ... #Ophthalmology
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
(anisocoria) ... - Tonic pupil (Adie's ... (CN Ill) Paralysis ... #Diagnosis #Ophthalmology ... Differential #Types #Anisocoria
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- Differential Diagnosis ... Algorithm Physiological ... Fascicle (Other CN ... #Algorithm #Causes ... #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... - abnormal ... • Physiologic Anisocoria ... PhysicalExam #neurology #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Algorithm Relative ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
) Nerve palsy ... • CN VI (Abducens ... ) Nerve palsy • ... #Localization #ophthalmology ... #differential #diagnosis
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
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Algorithm Clinical ... • CN VI palsy ... Ill palsy ... large/unreactive pupil ... #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
Strabismus - Ocular Misalignment - Differential Diagnosis Algorithm
Phoria:
 • Latent deviation
 • Symmetrical corneal light reflex,
- Differential Diagnosis ... Algorithm Phoria ... large/unreactive pupil ... #Algorithm #Causes ... #Ophthalmology