Arcus senilis: A sign of high cholesterol? - Mayo Clinic
Jul 8, 2023 · Arcus senilis is a gray or white arc that appears in the eye above and below the outer cornea. The cornea is the clear, domelike covering over the front of the eye. Eventually, the arc may become a complete ring around the iris. The iris is the colored portion of the eye. Arcus senilis is common in older adults.
Iritis - Symptoms and causes - Mayo Clinic
Nov 13, 2019 · Iritis (i-RYE-tis) is swelling and irritation (inflammation) in the colored ring around your eye's pupil (iris). Another name for iritis is anterior uveitis. The uvea is the middle layer of the eye between the retina and the white part of the eye. The iris is located in the front portion (anterior) of the uvea.
Eye floaters - Symptoms and causes - Mayo Clinic
Jul 2, 2024 · Causes of posterior uveitis include infection, autoimmune disorders and inflammatory diseases. Bleeding in the eye. Bleeding into the vitreous can have many causes, including retinal tears and detachments, diabetes, high blood pressure (hypertension), blocked blood vessels, and injury. Blood cells are seen as floaters.
Eye melanoma - Symptoms and causes - Mayo Clinic
Aug 9, 2022 · Eye melanoma may not cause signs and symptoms. When they do occur, signs and symptoms of eye melanoma can include: A sensation of flashes or specks of dust in your vision (floaters) A growing dark spot on the iris. A change in the shape of the dark circle (pupil) at the center of your eye. Poor or blurry vision in one eye.
Red eye Causes - Mayo Clinic
Mar 10, 2023 · Causes. By Mayo Clinic Staff. Allergies. Blepharitis (a condition that causes eyelid inflammation) Chalazion or stye, which comes from inflammation in the glands of your eyelid. Complication from a recent eye surgery. Contact lens complication. Corneal abrasion (scratch): First …
Keratoconus - Diagnosis and treatment - Mayo Clinic
Apr 5, 2023 · Intrastromal corneal ring segments (ICRS). For mild to moderate keratoconus, your eye doctor may recommend inserting small synthetic rings in your cornea. This treatment can help flatten the cornea, which can help improve vision and make contact lenses fit better. Sometimes, this procedure is done in combination with corneal cross-linking.
Keratitis - Symptoms and causes - Mayo Clinic
Jul 2, 2024 · Keratitis is an inflammation of the cornea — the clear, dome-shaped tissue on the front of your eye that covers the pupil and iris. Keratitis may or may not be associated with an infection. Noninfectious keratitis can be caused by a relatively minor injury, such as from wearing your contact lenses too long or getting a foreign body in the eye.
Retinal detachment - Diagnosis and treatment - Mayo Clinic
These treatments can help prevent retinal detachment and preserve vision. Laser surgery, also called laser photocoagulation or retinopexy. The surgeon directs a laser beam into the eye through the pupil. The laser makes burns around the retinal tear to create scarring that usually "welds" the retina to underlying tissue.
Brinzolamide (ophthalmic route) - Mayo Clinic
Brinzolamide ophthalmic (eye) drops is used to treat increased pressure in the eye caused by open-angle glaucoma or a condition called ocular hypertension. Both eye conditions are caused by high pressure in your eye and can lead to pain from pressure in your eye and then can eventually harm your vision. This medicine can help you keep your ...
Raynaud's disease - Symptoms and causes - Mayo Clinic
Nov 23, 2022 · Numb, prickly feeling or stinging pain upon warming or stress relief. During an attack of Raynaud's, affected areas of the skin usually first turn pale. Next, they often change color and feel cold and numb. When the skin warms and blood flow improves, the affected areas may change color again, throb, tingle or swell.