16 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
IV (Trochlear) ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... Many others • Transverse ... pain • Extra-CNS ... diagnosis #neurology #symptoms ... #signs
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic symptoms ... a mass as the cause ... Cranial Nerve IV ... #Ophthalmology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
symptoms (headache ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs ... #symptoms #rheumatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... • Bilateral signs ... and/or symptoms ... simplex virus, HIV ... management #neurology #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... Non-compressive Spinal Cord Causes ... sclerosis - Transverse ... , HIV, CMV, HTLV
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Autonomic symptoms ... meningeal irritation signs ... glaucoma - Ocular ... Trochlear headache • CNS ... #diagnosis #ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... equina syndrome (CES ... - Emergency Causes ... cord infarct • HIV ... myelopathy • Transverse
Strabismus - Ocular Misalignment - Differential Diagnosis Algorithm
Phoria:
 • Latent deviation
 • Symmetrical corneal light reflex,
Strabismus - Ocular ... Misalignment - Differential ... IV Problem (eye ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... • CT: Halo sign ... Lymphadenopathy, CNS ... Constitutional symptoms ... factor • May cause