12 results
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Vein Occlusion (CRVO ... ) - Pathophysiology ... common cause of vision ... loss due to retinal ... ) #Clinical #Ophthalmology
Acute Monocular Vision Loss - Differential Diagnosis Framework
 • Cornea: Keratitis
 • Anterior Chamber: Hyphema, Acute
Acute Monocular Vision ... , Papilledema, Ischemic ... Neuropathy (GCA, CRVO ... inflammation, bleed) After ... #Diagnosis #ophthalmology
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Artery Occlusion ... painless, complete loss ... of vision • ... Pale retina
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery ... edema caused by ischemia ... axons death due to ischemia ... #pathophysiology ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Artery Occlusion ... Vein Occlusion, Ischemic ... #Loss #Differential ... Diagnosis #causes #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Loss: • Retinal ... or hemorrhage, Retinal ... artery or vein ... Lens dislocation, Ischemic ... diagnosis #causes #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
loss - Differential ... Diagnosis Ischemia ... disease (anterior ischemic ... loss, usually with ... Differential #Diagnosis #Ophthalmology
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Central Retinal ... Artery Occlusion ... with painless vision ... loss. ... clinical #ultrasound #ophthalmology
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
choroidal bed -> Ischemia ... Distorted central vision ... atrophy of RPE -> Loss ... MacularDegeneration #pathophysiology ... #ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
of the eye may alter ... Light rays require less ... -> Blurry near vision ... #Hyperopia #pathophysiology ... #ophthalmology