20 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Periorbital cellulitis Conjunctiva ... Cornea: • Corneal ... Keratitis (i.e. corneal ... Diagnosis #table #causes ... #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 ... pathophysiology #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
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Pathogenesis and Clinical ... of the bulbar conjunctiva ... Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
and Clinical Findings ... Contact lens use • Eye ... Bilateral, asymmetric corneal ... Rizutti's Sign • Corneal ... pathophysiology #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... vein occlusion Conjunctiva ... 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 ... #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
Conjunctiva/Sclera ... Cornea 5. ... Trauma Cornea ... Keratitis • Corneal ... differential #diagnosis #ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Approach to an Eye ... Accommodation, RAPD ... Sclera/ Conjunctiva ... Cornea D. ... EyeExamination #Approach #Ophthalmology
Bitot's Spots- A 4-year-old boy was brought by his father to the ophthalmology clinic with a
father to the ophthalmology ... clinic with a 1 ... examination, the conjunctivae ... near the outer corners ... as a result of corneal