8 results
Central Retinal Vein Occlusion (CRVO)
Clinical:
 • Sudden, painless, monocular loss of vision 
 • "Blood and
Central Retinal ... Vein Occlusion ( ... Clinical: • Sudden, painless ... , monocular loss ... #Ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
CRVO) - Pathophysiology ... the region of the ... cause of vision loss ... #Fundoscopy #Central ... #Retinal #Vein
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Trauma Unilateral, Painless ... • Retinal detachment ... or hemorrhage, Retinal ... artery or vein ... diagnosis #causes #ophthalmology
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Clinical: • Sudden, painless ... , complete loss ... Diagnosis #Clinical #Fundoscopy ... #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... - Unilateral, Painless ... Vein Occlusion, ... - Bilateral, Painless ... Diagnosis #causes #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
vein occlusion ... Painless conditions ... partial visual loss ... differential #diagnosis #ophthalmology ... #painful #painless
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
edema seen on fundoscopy ... atrophy of RPE -> Loss ... of photo receptors ... MacularDegeneration #pathophysiology ... #ophthalmology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
• Pupillary block ... with pupillary block ... End-stage visual field loss ... Secondary #Glaucoma #pathophysiology ... #ophthalmology