Signs and symptoms of uveitis

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Uveitis is a potentially sight-threatening disease and can be categorized into: anterior, intermediate, posterior, and panuveitis. The onset of uveitis can be either acute or insidious, involving one or both eyes. The commonest ocular symptoms are: blurred vision, ocular pain, photophobia and floaters, depending on the type of uveitis. Posterior uveitis is usually associated with vitritis. Anterior chamber cells and flare should be graded according to standardized uveitis nomenclature (SUN) working group. Binocular indirect ophthalmoscopy (BIO) score is used to grade vitreous involvement. Vitreous changes may comprehend: vitreous hemorrhage, vitreous strands, and vitreous traction. A further classification of posterior uveitis depends on the primary site of inflammation, which can identify: retinitis, choroiditis, retinochoroiditis, and chorioretinitis. Posterior pole uveal involvement can be: focal, multifocal, and placoid. Retinal vasculitis can be associated with several sub-types of posterior uveitis. Uveitis can present several complications such as, anterior and posterior synechiae, which can lead to uveitic glaucoma, cystoid macular oedema, retinal and choroidal neovascularizations, and retinal ischemia.

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