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2. Epiretinal membrane - Wikipedia

   en.wikipedia.org/wiki/Epiretinal_membrane

   Specialty. Ophthalmology. Epiretinal membrane or macular pucker is a disease of the eye in response to changes in the vitreous humor or more rarely, diabetes. Sometimes, as a result of immune system response to protect the retina, cells converge in the macular area as the vitreous ages and pulls away in posterior vitreous detachment (PVD).

3. Retinal implant - Wikipedia

   en.wikipedia.org/wiki/Retinal_implant

   A retinal implant is a visual prosthesis for restoration of sight to patients blinded by retinal degeneration. The system is meant to partially restore useful vision to those who have lost their photoreceptors due to retinal diseases such as retinitis pigmentosa (RP) or age-related macular degeneration (AMD).

4. Macular degeneration - Wikipedia

   en.wikipedia.org/wiki/Macular_degeneration

   8.7% global prevalence in 2020 [2] Macular degeneration, also known as age-related macular degeneration ( AMD or ARMD ), is a medical condition which may result in blurred or no vision in the center of the visual field. [1] Early on there are often no symptoms. [1] Over time, however, some people experience a gradual worsening of vision that ...

5. Metamorphopsia - Wikipedia

   en.wikipedia.org/wiki/Metamorphopsia

   Metamorphopsia (from Greek: μεταμορφοψία, metamorphopsia, 'seeing mutated shapes') is a type of distorted vision in which a grid of straight lines appears wavy and parts of the grid may appear blank. People can first notice they suffer with the condition when looking at mini-blinds in their home. For example, straight lines might be ...

6. Homonymous hemianopsia - Wikipedia

   en.wikipedia.org/wiki/Homonymous_hemianopsia

   Homonymous hemianopsia. Hemianopsia, or hemianopia, is a visual field loss on the left or right side of the vertical midline. It can affect one eye but usually affects both eyes. Homonymous hemianopsia (or homonymous hemianopia) is hemianopic visual field loss on the same side of both eyes. Homonymous hemianopsia occurs because the right half ...

7. Geographic atrophy - Wikipedia

   en.wikipedia.org/wiki/Geographic_atrophy

   Geographic atrophy (GA), also known as atrophic age-related macular degeneration (AMD) or advanced dry AMD, is an advanced form of age-related macular degeneration that can result in the progressive and irreversible loss of retinal tissue ( photoreceptors, retinal pigment epithelium, choriocapillaris) which can lead to a loss of visual function ...