13 results
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... finding of diplopia ... VI palsy) #Diplopia ... #Causes #Ophthalmology
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Anisocoria Evaluation ... - Differential Diagnosis ... - CN III Palsy ... #Differential #Diagnosis ... #Ophthalmology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes of Diplopia ... neuropathy, Orbital myositis ... Orbital apex mass #Diplopia ... #differential #diagnosis ... #ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Anisocoria - Pupillary ... - Differential Diagnosis ... Fascicle (Other CN ... #Differential #Diagnosis ... Algorithm #Causes #Ophthalmology
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
Unequal Pupils (anisocoria ... OculomotorNerve (CN ... #Diagnosis #Ophthalmology ... Differential #Types #Anisocoria
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... • Physiologic Anisocoria ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Differential Diagnosis ... - Orbital myositis ... Red Flags: • Diplopia ... #Differential #Diagnosis ... Bilateral #Causes #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double ... - Differential Diagnosis ... • CN VI palsy ... for ptosis with CN ... Algorithm #Causes #Ophthalmology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... hemianopia and diplopia ... #differential #diagnosis ... opportunistic #InfectiousDiseases
Extraocular Muscle Actions & Clinical Testing
What about clinical testing of extraocular muscle function & associated nerve
Nerve Palsies: • CN ... down & out" • CN ... vertical or torsional diplopia ... Muscle #Actions #diagnosis ... #testing #ophthalmology