What is PRK surgery? PRK has several advantages over LASIK for some patients but it takes longer to recover from PRK than LASIK. It can take up to three months for the vision to be completely clear, sharp, and stable. Most patients achieve 20/20 vision. PRK (photorefractive keratectomy) is a type of laser surgery used to...
The scleral buckle is usually permanent. The scleral buckle is usually permanent. However, in the case of minor retinal detachment, a temporary buckle may be used, which is removed once the eye heals. What is scleral buckling? Scleral buckling is a surgical procedure performed to treat retinal detachment or retinal tears. The retina is a...
The loss of vision that has already occurred is usually permanent. The loss of vision that has already occurred is usually permanent. Eyeglasses, contact lenses, medication, or surgery cannot usually cure or reverse low vision. There are certain ways and treatments to help the patient improve and cope with vision loss, perform everyday activities more easily, and keep the vision from getting worse. Treatment options also...
What causes a tear duct? A partial or complete blockage of the tear duct results in symptoms, which include excessive watering or tearing from the eyes. The eyeball is kept moist and clean by tears, which are produced by the tear glands (lacrimal glands) present under the skin of the upper eyelids. Excess tears are...
What is pinkeye? Share Your Story Picture of Pinkeye by iStock Pinkeye, also termed conjunctivitis, is inflammation of the conjunctiva, the tissue that lines the inside of the eyelid and the white part of the eyeball. Pinkeye is a common problem in both children and adults. When pinkeye develops, the blood vessels become more visible...
What are herpes viruses? There are several members of the herpes virus family. They include herpes simplex virus-1 (HSV-1) and herpes simplex virus-2 (HSV-2), herpes zoster (HZV, also known as varicella-zoster virus or VZV), cytomegalovirus (CMV), and others. What causes herpes eye infections? Readers Comments 3 Share Your Story The two types of herpes virus...
There are 10 home remedies to reduce or prevent your eye pain and eyestrain. Eye pain (ocular pain) is also called ophthalmalgia and is a common complaint. It may be perceived as a throbbing, burning, or itching sensation. Eye pain may be unilateral or in both eyes. It may be due to something as trivial...
What is a sty? Share Your Story Staph is the typical cause of a sty. A sty is a localized infection with inflammation of the eyelid margin, usually involving eyelash hair follicles or eyelid glands (meibomian glands). A sty (also spelled stye and also termed a hordeolum) is usually a painful, reddish, and swollen area...
Facts you should know about heterochromia iridis Heterochromia iridis is an uncommon condition in which the two eyes are different in color from each other. Heterochromia iridis may be congenital (present at birth) or acquired. Hereditary heterochromia iridis may be associated with other abnormalities of the eyes or body. Acquired heterochromia is usually due to...
The peripheral laser iridotomy is an extra opening created surgically over the iris. It creates an additional draining channel and thus relieves the raised eye pressure. The laser peripheral iridotomy is an almost painless procedure. The patient may feel a slight stinging in the eye after the procedure, or a slight foreign body sensation which...