28 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
mucins with reduced tear ... production -> Corneal ... and cornea, typically ... blindness) • Corneal ... dryness of the cornea
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 ... Diagnosis #table #causes ... #ophthalmology
Macular Corneal Dystrophy on Slit Lamp Ocular Examination

37 year old male.  Bilateral subepithelial corneal opacities
Macular Corneal ... subepithelial corneal ... oftalmopo #Macular #Corneal ... #Dystrophy #Cornea ... #Ocular #PhysicalExam
Macular Corneal Dystrophy on Slit Lamp Ocular Examination

37 year old male.  Bilateral subepithelial corneal opacities
Macular Corneal ... subepithelial corneal ... oftalmopo #Macular #Corneal ... #Dystrophy #Cornea ... #Ocular #PhysicalExam
Macular Corneal Dystrophy on Slit Lamp Ocular Examination

37 year old male.  Bilateral subepithelial corneal opacities
Macular Corneal ... subepithelial corneal ... oftalmopo #Macular #Corneal ... #Dystrophy #Cornea ... #Ocular #PhysicalExam
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
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Chronic: - Cornea ... degeneration - Retina ... Painful: Keratitis, Corneal ... Differential #Diagnosis #causes ... #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Surface Injury: • Corneal ... hemorrhage • Cornea ... hemorrhage • Retina ... : Tear, hemorrhage ... #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
Approach to an Eye Exam

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