46 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Periorbital cellulitis Conjunctiva ... gonorrhoeae, Viral, Allergic ... Cornea: • Corneal ... Foreign body • Keratitis ... table #causes #ophthalmology
Selected Differential Diagnosis of Eye Pain: Key Features and Management Options

Conjunctiva

 - Bacterial conjunctivitis

 - Viral
Differential Diagnosis of Eye ... Management Options Conjunctiva ... - Scleritis Cornea ... - Corneal abrasion ... #Diagnosis #Ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... and cornea, typically ... • Loss of the eye ... non-functional eye ... pathophysiology #ophthalmology
Filamentary Keratitis- Slit lamp examination reveals filaments (‘mucoepithelioid” strands) adherent to the corneal surface. The filaments
Filamentary Keratitis ... adherent to the corneal ... #filament #keratitis ... #Ophthalmology ... #photo #cornea
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Transmission -> Eye-seeking ... superior tarsal conjunctiva ... Extensive upper tarsal conjunctival ... Lubrication • Dry eye ... pathophysiology #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... vein occlusion Conjunctiva ... bacterial, viral, allergic ... Conjunctivitis • Conjunctival ... differential #diagnosis #ophthalmology
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
Microfilariae enter the eye ... directly from the conjunctiva ... -> Corneal opacity ... (sclerosing keratitis ... pathophysiology #ophthalmology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... / Erosion • Keratitis ... /Corneal Ulcer ... • HSV Keratitis ... Algorithm #Causes #Ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
of the bulbar conjunctiva ... inflammation -> Conjunctival ... Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology
Keratoconjunctivitis: Inflammation of the conjunctiva and cornea secondary to Adenovirus infection.
Photo credit, Josh Fierer, M.D.

Charlie Goldberg,
Inflammation of the conjunctiva ... and cornea secondary ... Photo credit, Josh ... Images #Clinical #Ophthalmology ... #Photo #Keratoconjunctivitis