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  2. Sickle cell retinopathy - Wikipedia

    en.wikipedia.org/wiki/Sickle_cell_retinopathy

    Sickle cell retinopathy. Sickle cell retinopathy can be defined as retinal changes due to blood vessel damage in the eye of a person with a background of sickle cell disease. It can likely progress to loss of vision in late stages due to vitreous hemorrhage or retinal detachment. [1] Sickle cell disease is a structural red blood cell disorder ...

  3. Sickle cell disease - Wikipedia

    en.wikipedia.org/wiki/Sickle_cell_disease

    Sickle cell disease (SCD), also simply called sickle cell, is a group of hemoglobin-related blood disorders typically inherited. [2] The most common type is known as sickle cell anemia. [2] It results in an abnormality in the oxygen-carrying protein haemoglobin found in red blood cells. [2] This leads to a rigid, sickle -like shape under ...

  4. Retinopathy - Wikipedia

    en.wikipedia.org/wiki/Retinopathy

    Retinopathy, or retinal vascular disease, can be broadly categorized into proliferative and non-proliferative types. Frequently, retinopathy is an ocular manifestation of systemic disease as seen in diabetes or hypertension. [3] Diabetes is the most common cause of retinopathy in the U.S. as of 2008. [4] Diabetic retinopathy is the leading ...

  5. Coats' disease - Wikipedia

    en.wikipedia.org/wiki/Coats'_disease

    Children with yellow-eye in photographs are typically advised to immediately seek evaluation from an optometrist or ophthalmologist, who will assess and diagnose the condition and refer to a vitreo-retinal specialist. A young child with the yellow eye of Coats' disease - still in an early stage. Only visible with a flash camera.

  6. Cotton wool spots - Wikipedia

    en.wikipedia.org/wiki/Cotton_wool_spots

    Cotton wool spots are opaque fluffy white patches on the retina of the eye that are considered an abnormal finding during a funduscopic exam (also called an ophthalmoscopic exam). [1] Cotton wool spots are typically a sign of another disease state, most common of which is diabetic retinopathy. [2] The irregularly shaped white patches are a ...

  7. Retinal detachment - Wikipedia

    en.wikipedia.org/wiki/Retinal_detachment

    Retinal detachment. Retinal detachment is a disorder of the eye in which the retina peels away from its underlying layer of support tissue. [1] Initial detachment may be localized, but without rapid treatment the entire retina may detach, leading to vision loss and blindness. It is a surgical emergency.

  8. Retinitis pigmentosa - Wikipedia

    en.wikipedia.org/wiki/Retinitis_pigmentosa

    1 in 4,000 people [1] Retinitis pigmentosa (RP) is a genetic disorder of the eyes that causes loss of vision. [1] Symptoms include trouble seeing at night and decreasing peripheral vision (side and upper or lower visual field). [1] As peripheral vision worsens, people may experience "tunnel vision". [1] Complete blindness is uncommon. [2]

  9. Leber's hereditary optic neuropathy - Wikipedia

    en.wikipedia.org/wiki/Leber's_hereditary_optic...

    1:30,000 to 1:50,000. Leber's hereditary optic neuropathy (LHON) is a mitochondrially inherited (transmitted from mother to offspring) degeneration of retinal ganglion cells (RGCs) and their axons that leads to an acute or subacute loss of central vision; it predominantly affects young adult males. LHON is transmitted only through the mother ...

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