9 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Lens Dislocation, Retinal ... Detachment, Central Retinal ... Occlusion, Central Retinal ... Optic Neuropathy, Retinal
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... to significant retinal ... • Localized retinal ... ischemia causes ... macula, and/or retina
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
narrowing and vascular ... in the inner retina ... nervefiber layer -> Retinal ... of the terminal retinal ... lesions in the inner retinal
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... Valvular, arrhythmias ... edema caused by ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... in the central retinal ... vision loss due to retinal ... vascular disease ... Fundoscopy #Central #Retinal
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Vision Loss: • Retinal ... detachment or hemorrhage ... , Retinal artery ... differential #diagnosis #causes ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Optic neuritis • Retinal ... detachment • Central retinal ... occlusion • Central retinal ... • Is the eye painful ... differential #diagnosis #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Degeneration (Wet, Dry) Retina ... Micro-aneurysms, Hemorrhage ... and Macular Edema ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
pathways occur at the retina ... activation of retina-driven ... Non-traumatic subarachnoid hemorrhage ... differential #diagnosis #ophthalmology ... #Neurology