Retina-Infectious

Ocular Syphilis SYMPTOMS Decreased central vision, Metamorphopsia, Visual field loss, Floaters, Flashes, Eye pain, Photophobia SIGNS Interstitial keratitis, Episcleritis, Scleritis, Dilated iris vessels (known as iris roseolae), Granulomatous or non-granulomatous anterior uveitis, Posterior synechiae, Panuveitis or Posterior uveitis (most common sign), Vitritis, White retinal precipitates, Retinal vasculitis, Chorioretinitis, Acute syphilitic posterior placoid chorioretinopathy, Optic neuropathy,…

CMV Retinitis SYMPTOMS Decreased central vision, Metamorphopsia, Visual field loss, Scotomas, Floaters, Flashes There is strong correlation between symptoms of flashes and floaters in a patient with AIDS and the presence of CMV retinitis SIGNS Mild anterior uveitis, Mild posterior uveitis, Posterior synechiae, Mild vitritis, Yellow-white fluffy and/or granular lesions adjacent to retinal vessels and…

Ocular Toxocariasis SYMPTOMS Decreased central vision, Metamorphopsia, Visual field loss, Floaters, Eye pain, Photophobia SIGNS Typically unilateral (90% of the time) Leukocoria, Anterior uveitis, Posterior uveitis, Posterior synechiae, Vitritis (most common sign), Posterior pole or peripheral granuloma, Retina tractional bands, Snowbanking, Epiretinal membrane, Cystoid macular edema, Vitreomacular traction, Dragging/distortion of the optic nerve, Tractional retinal…

Ocular Toxoplasmosis SYMPTOMS Decreased central vision, Metamorphopsia, Visual field loss, Floaters, Eye pain, Photophobia SIGNS Anterior uveitis (can be granulomatous), Posterior uveitis, Posterior synechiae, Vitritis, Fluffy white or yellowish retinal lesion (typically greater than 1DD) with overlying vitreous cells (described as “headlights in a fog”) which may be adjacent to a chorioretinal scar (inactive lesion),…

Presumed Ocular Histoplasmosis (POHS) SYMPTOMS Typically asymptomatic Can report central vision loss and metamorphopsia with the presence of a choroidal neovascular membrane SIGNS Typically bilateral Triad of signs: Chorioretinal scars in the macula region and mid-periphery which are known as histo spots, Peripapillary atrophy, Maculopathy (development of a choroidal neovascular membrane) A key finding is…