Blurry Vision - Differential Diagnosis Framework
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Blurry Vision - Differential Diagnosis Framework
 • Cornea / lris: Keratitis, Comeal abrasion, Astigmatism, Laceration, Ulcer, Iritis
 • Conjunctiva/Uvea: Conjunctivitis, Uveitis
 • Lens: Cataracts, Lens edema, Lens dislocation, Presbyopia, Hyperglycemia
 • Vitreous: Floaters
 • Retina: Detachment, Macular degeneration, Diabetic retinopathy, Macular hole, Hypertensive retinopathy, Central retinal vein occlusion
 • Orbit: Orbital cellulitis, Scleritis
 • Optic pathway: Inflammation, Optic neuritis, Tumor, Optic nerve swelling
 • Optic Chiasm
 • Lateral geniculate nucleus
 • Visual Cortex: CVA/TIA, Malignancy, Concussion
Blurry Vision Red Flags:
 - Sudden change in vision
 - Eye (with or without eye movement)
 - Visual field defect (by history or examination)
 - Visible abnormality of the retina or optic disc
 - HIV/AIDS or other immunosuppressive disorder
 - Systemic disorder causing retinopathy (sickle cell anemia. possible hyperviscosity syndrome. diabetes, hypertension. Waldenström macroglobulinemia, multiple myeloma)

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Contributed by

Dr. Ravi Singh K
@rav7ks
Academic Hospitalist and APD @SinaiBmoreIMRes, Clinical reasoning,Simulation and POCUS enthusiast - https://twitter.com/rav7ks
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