12 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Cornea: • Corneal ... Keratitis (i.e. corneal ... Chamber: • Acute ... Uveitis (a.k.a. ... table #causes #ophthalmology
Selected Differential Diagnosis of Eye Pain: Key Features and Management Options

Conjunctiva

 - Bacterial conjunctivitis

 - Viral
- Scleritis Cornea ... keratitis - Corneal ... chambers - Acute ... uveitis Other ... #Eye #Ocular #Pain
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... Scleritis • Uveitis ... Intraocular: • Acute
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... Blepharitis Cornea ... Unilateral or bilateral symptoms ... • Corneal ulcer ... #diagnosis #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Impaired extra-ocular ... Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology ... diagnosis #signs #symptoms
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Chronic: - Cornea ... pituitary tumor) Acute ... Painful: Keratitis, Corneal ... Abrasion, Anterior ... Uveitis, Hyphema
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Cornea 5. ... Anterior Chamber ... Trauma Cornea ... Keratitis • Corneal ... • Migraine • Acute
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
middle layer of the eye ... Inflammatory: Behcet's ... , SLE, TINU syndrome ... Lymphoma Pearl: Acute ... Diagnosis #Causes #ophthalmology
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
Pathogenesis and Ocular ... Microfilariae enter the eye ... stromal keratitis -> Corneal ... Chorioretinitis • Anterior ... uveitis => Blindness
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
: Inflammatory eye ... CNS symptoms (headache ... Genital ulcers • Eye ... involvement (uveitis ... - Ophthalmology