22 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Chronic: - Cornea ... Painful: Keratitis, Corneal ... amouradmd #Vision #Loss ... Diagnosis #causes #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
-> Goblet cell loss ... production -> Corneal ... Perforation • Loss ... #Xeropthalmia #pathophysiology ... #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 ... vision → visual loss ... differential #diagnosis #ophthalmology
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... painless, complete loss ... vision • Pale retina ... spot on fovea Management ... • Immediate ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Painful Vision Loss ... : • Corneal abrasion ... : • Retinal detachment ... or hemorrhage, Retinal ... diagnosis #causes #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... Occlusion (CRVO) - Pathophysiology ... cause of vision loss ... due to retinal ... ) #Clinical #Ophthalmology
Central Retinal Vein Occlusion (CRVO)
Clinical:
 • Sudden, painless, monocular loss of vision 
 • "Blood and
Central Retinal ... painless, monocular loss ... fundoscoplc exam Management ... : • Ophthalmology ... Clinical #Fundoscopy #Ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
of the eye (ex. cornea ... point behind the retina ... Light rays require less ... #Hyperopia #pathophysiology ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... Blepharitis Cornea ... partial visual loss ... • Corneal ulcer ... differential #diagnosis #ophthalmology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Rizutti's Sign • Corneal ... Opacities -> Vision loss ... Sudden Vision Loss ... #Keratoconus #pathophysiology ... #ophthalmology