![]() These growths are also caused by dryness of the eyes and UV light. A person with a pterygium may feel like something is stuck in their eye. A pterygium is often triangle-shaped, and it may be yellow, pink, or red.Īs the bump grows, it can make seeing difficult. ![]() This type of bump is thicker and located on the cornea, the transparent outer layer of the eyeball. PterygiaĪ pterygium may begin as a pinguecula or develop on its own. Surfers and others who frequently spend time in windy or sandy climates are especially vulnerable. If a person is often exposed to excessive amounts of wind, dust, and sun, they may be more likely to develop these bumps. They are caused by deposits of fat or protein and are usually located on the white part of the eyeball nearest the nose.Ī combination of dry eyes and UV rays from the sun can cause a pinguecula to form. These bumps are irregularly shaped and tend to be white or yellowish. The most common types of bumps are: Pingueculae The following factors may irritate the eye:Ī person can identify the type of bump on their eyeball by its shape and color. Most lumps or bumps on the eye are caused by irritation. Share on Pinterest As a pterygium grows, it could make it more difficult for a person to see. We also describe how these bumps are diagnosed and treated. In this article, learn about these and other types of bumps on the eyeball. Most bumps on the eyeball are relatively harmless growths called pterygia and pingueculae, which are caused by prolonged eye irritation. However, some injuries to the surrounding area can appear to cause bumps on the eyeball, especially if the injury is under the eyelid or a person cannot see well. ![]() Only a few medical conditions cause lumps or bumps to form on the eyeball itself. However, any damage to the eye can affect a person’s sight, so it is essential to seek medical care. These lumps usually stem from prolonged eye irritation and exposure to ultraviolet (UV) light.Ī bump on the eyeball can be alarming, but many are harmless and painless. A pterygium is a growth of tissue than may start from a pinguecula. A pinguecula is a raised, yellowish lump that may contain protein, fat, or calcium. Most bumps on the eyeball are relatively harmless growths called pterygia and pingueculae.
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