8 results
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... retinal vein (CRV ... of vision loss ... Ophthalmology #Fundoscopy ... #Central #Retinal
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Artery Occlusion ... painless, complete loss ... • Cherry red ... #Clinical #Fundoscopy
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Diagnosis Chronic ... Detachment, Central ... Occlusion, Central ... Retinal Vein Occlusion ... Differential #Diagnosis #causes
Central Retinal Artery Occlusion (CRAO)
Anatomy: First branch of the internal carotid artery is the ophthalmic artery
Central Retinal ... Artery Occlusion ... splits into the posterior ... Ophthalmology #Fundoscopy ... #Central #Retinal
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... => Central Retinal ... macula via the posterior ... pallor -> Cherry-red ... edema caused by
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
: • Detachment ... retinal vein occlusion ... vision → visual loss ... retinal vein occlusion ... Blurry Vision Red
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... , anterior and posterior ... detachmentCentral ... occlusionCentral ... retinal vein occlusion
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
reactions, and vaso-occlusive ... malaise, weight loss ... Eosinophilia, asthma, chronic ... tract, and often causes ... Skin lesions (red