17 results
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... finding of diplopia ... Diplopia #Differential ... Diagnosis #Causes #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Vision - Differential ... • CN VI palsy ... Ill palsy ... #DoubleVision #Differential ... Algorithm #Causes #Ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... ) Nerve palsy ... ) Nerve palsy • ... #Localization #ophthalmology ... #neurology #differential
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 ... myopathy (Graves disease ... Orbital apex mass #Diplopia ... #differential # ... diagnosis #ophthalmology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease ... hemianopia and diplopia ... hearing loss, palsy ... opportunistic #InfectiousDiseases
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... lymphoproliferative disease ... Lymphoma (CD4 < ... • Metastatic disease ... Lesions #Brain #differential
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Evaluation Flow Chart - Differential ... Anisocoria - CN ... III Palsy - Pharmacologic ... Evaluation #Algorithm #Differential ... #Diagnosis #Ophthalmology
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
Proptosis - Differential ... pseudotumor (IgG4 disease ... - Grave's disease ... Red Flags: • Diplopia ... Bilateral #Causes #ophthalmology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
) Fungal: • CD4 ... Blood and sputum cx ... Infectious Diseases ... diagnosis #evaluation #differential ... #CD4
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
basal ganglia, CNS ... meningitis), MCC CNS ... (headache and diplopia ... ) Differential Diagnosis ... inhibitors • Uveitis- Ophthalmology