11 results
Central Retinal Vein Occlusion (CRVO)
Clinical:
 • Sudden, painless, monocular loss of vision 
 • "Blood and
Central Retinal ... Vein Occlusion ( ... CRVO) Clinical: ... #CRVO #Diagnosis ... #Clinical #Fundoscopy
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Artery Occlusion ... (CRAO) Clinical ... #CRAO #Diagnosis ... #Clinical #Fundoscopy
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Vein Occlusion ( ... retinopathy) #Clinical ... #Ophthalmology ... #Fundoscopy #Central ... #Occlusion #CRVO
Central Retinal Artery Occlusion (CRAO)
Anatomy: First branch of the internal carotid artery is the ophthalmic artery
Artery Occlusion ... Causes: - Carotid ... #Clinical #Ophthalmology ... #Fundoscopy #Central ... #Retinal #Artery
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
- Differential Diagnosis ... Painless: Lens Dislocation ... Artery Occlusion ... Vein Occlusion, ... #causes #ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Artery Occlusion ... Pathogenesis and clinical ... edema caused by ... pathophysiology #ophthalmology ... #diagnosis #signs
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... artery or vein ... occlusion, Lens ... dislocation, Ischemic ... #causes #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Algorithm Clinical ... • Neurologic ... Cataract/Lens Dislocation ... #Algorithm #Causes ... #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... Ophthalmic Artery ... Hard Exudates • Occlusion ... pathophysiology #ophthalmology ... #diagnosis #signs
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... altitudinal defect • Fundoscopy ... Clinical manifestations ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm