25 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
hemorrhage • Dry eyes Cornea ... : • Corneal abrasion ... Keratitis (i.e. corneal ... #table #causes ... #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... blindness) • Corneal ... dryness of the cornea ... #diagnosis #signs
Figure 1: Corneal ring infiltrate in a patient with #Acanthamoeba #keratitis.  Acanthamoeba keratitis is a
Figure 1: Corneal ... infection of the cornea ... Scleritis and uveitis ... #clinical #photo ... #Ophthalmology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Conjunctivitis • Corneal ... • Keratitis/Corneal ... Scleritis • Uveitis ... #Algorithm #Causes ... #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
- Differential Diagnosis ... Chronic: - Cornea ... Painful: Keratitis, Corneal ... Abrasion, Anterior Uveitis ... #causes #ophthalmology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Pathogenesis and Clinical ... Bilateral, asymmetric corneal ... • Corneal Opacities ... #Keratoconus #pathophysiology ... #ophthalmology
FIGURE 3. KERATIC PRECIPITATES. COURTESY OF WIKIMEDIA COMMONS AND JONATHAN TROBE, MD.

In addition to a good
concerning for uveitis ... cells deposited on corneal ... #Clinical #Ophthalmology ... #Uveitis #SlitLamp
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 ... #ophthalmology ... #diagnosis #signs
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... Conjunctivitis, corneal ... Blepharitis Cornea ... • Corneal ulcer ... #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 ... Conjunctivitis • Uveitis ... #ophthalmology