11 results
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
periorbital edema -> Pain ... Impaired extra-ocular ... movements -> Pain ... pathophysiology #ophthalmology ... #diagnosis #signs
Selected Differential Diagnosis of Eye Pain: Key Features and Management Options

Conjunctiva

 - Bacterial conjunctivitis

 - Viral
of Eye Pain: Key ... headache - Optic ... neuritis - Orbital ... #Ophthalmology ... #Eye #Ocular #Pain
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... arteritis, Retro-orbital ... caustic exposure to eye ... caustic exposure to eye ... #causes #ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
- Differential Diagnosis ... • Floaters Orbit ... pain (with or without ... #ophthalmology ... #causes
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Diagnosis Framework ... ophthalmicus • Orbital ... : • Optic neuritis ... • Is the eye painful ... #diagnosis #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... meningeal irritation signs ... Disorder of the eyes ... glaucoma - Ocular ... #ophthalmology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Manifestations • Optic ... desaturation, Scotoma, Ocular ... eye movement • ... Manifestations #diagnosis ... neurology #symptoms #signs
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
aphthous ulcerations (painful ... : Inflammatory eye ... inhibitors • Uveitis- Ophthalmology ... Nonsurgical abdominal pain ... #management #signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Arthralgias • Eye ... purpura: strong sign ... diminished, or tender pulses ... Eye -> retinopathy
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Vestibulo-ocular ... ) - Possible painful ... Possible responses to pain ... • Examine for signs