124 results
Astigmatism: Pathogenesis and clinical findings
Astigmatism - deviation from spherical curvature of the lens or eye

Refracting power
Refracting power of the cornea ... rule astigmatism: cornea ... rule astigmatism: cornea ... passing through the cornea ... #ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
of the eye (ex. cornea ... point behind the retina ... focused onto the retina ... #Hyperopia #pathophysiology ... #ophthalmology
Myopia: Pathogenesis and clinical findings

 • Axial length of eye -> Long axial length of the
of the eye (ex. cornea ... in front of the retina ... in front of the retina ... vision #Myopia #pathophysiology ... #ophthalmology
Cornea Anatomy
#Anatomy #Ophthalmology #Corneal #Bowmans #Descemets #Membrane
Cornea Anatomy # ... Anatomy #Ophthalmology ... #Corneal #Bowmans
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Chronic: - Cornea ... degeneration - Retina ... Painful: Keratitis, Corneal ... Lens Dislocation, Retinal ... Diagnosis #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 ... #ophthalmology
Filamentary Keratitis- Slit lamp examination reveals filaments (‘mucoepithelioid” strands) adherent to the corneal surface. The filaments
adherent to the corneal ... filament #keratitis #Ophthalmology ... #photo #cornea
Corneal edema with Descemet's folds; The folds can be visualized as dark, deep-appearing, criss-cross lines in
Corneal edema with ... transparency due to corneal ... edema #cornea # ... #fold #photo #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 ... Nucleus Visual Cortex ... differential #diagnosis #ophthalmology
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