25 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... and cornea, typically ... blindness) • Corneal ... dryness of the cornea ... #ophthalmology
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
• Periorbital cellulitis ... Conjunctiva / Sclera ... Cornea: • Corneal ... Keratitis (i.e. corneal ... table #causes #ophthalmology
Selected Differential Diagnosis of Eye Pain: Key Features and Management Options

Conjunctiva

 - Bacterial conjunctivitis

 - Viral
Management Options Conjunctiva ... - Scleritis Cornea ... keratitis - Corneal ... neuritis - Orbital cellulitis ... #Diagnosis #Ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Pathogenesis and Clinical ... Proptosis -> Exposes cornea ... -> Corneal drying ... #pathophysiology ... #ophthalmology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Pathogenesis and clinical ... of the limbal cornea ... the peripheral cornea ... fibrosis => • Corneal ... #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
Cornea 5. ... Trauma Cornea ... Keratitis • Corneal ... Orbit: • Orbital cellulitis ... differential #diagnosis #ophthalmology
Ocular Rosacea - Slit-lamp examination revealed telangiectasia with hyperemia of the eyelid margins, conjunctival hyperemia, and
neovascularization of the cornea ... corneal infiltrate ... (Panel B) #Clinical ... #Ophthalmology ... Ocular #Rosacea #Corneal
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... ophthalmicus • Orbital cellulitis ... Blepharitis Cornea ... • Corneal ulcer ... differential #diagnosis #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... Surface Injury: • Corneal ... Laceration • Conjunctiva ... hemorrhage • Cornea ... hemorrhage • Retina
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Approach to an Eye ... Sclera/ Conjunctiva ... Cornea D. ... Retina B. ... EyeExamination #Approach #Ophthalmology