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What Is Irregular Astigmatism? | OBN
What Is Irregular Astigmatism? Irregular astigmatism is a type of refractive error in the eye that results in distorted or blurred vision. It occurs when the cornea, the clear outer layer of the eye, is not shaped evenly, resulting in…
What Is Intermediate Uveitis? | OBN
Pars planitis, also known as intermediate uveitis, is a type of inflammatory eye condition that affects the middle layer of the eye, known as the uvea. It is a relatively rare condition that is most commonly found in young people…
Diplopia Disorder Symptoms, Causes, and Treatment
What Is Double Vision Disorder? Double vision, also known as diplopia, is a condition where a person sees two images of an object. This can occur when the eyes are not aligned correctly or when there is a problem with…
Scleritis: Causes, Symptoms and Treatment
What Is Scleritis? Scleritis is a rare and potentially serious inflammatory eye condition that affects the sclera, the white part of the eye. It is usually accompanied by severe eye pain and can cause vision loss if left untreated. There…
What Is Arcus Senilis? | OBN
Arcus senilis (corneal arcus) is a medical condition that affects the cornea of the eye, causing it to develop a grayish or white ring around the iris. This ring can obstruct vision, cause glare or halos around lights, and affect…
What Is Panuveitis? | OBN
What is Panuveitis? Panuveitis is a type of uveitis that affects the entire uveal tract, which includes the iris, ciliary body, and choroid of the eye. It is an inflammatory condition that can cause a variety of symptoms, including blurred…
Cycloplegia: Causes, Symptoms and Treatment
What Is Cycloplegia? Cycloplegia is a condition that affects the ability of the eye to focus properly. It is caused by the paralysis of the ciliary muscle, which is responsible for changing the shape of the lens in the eye.…
Diagnosis and Treatment of Corneal Ulcers
Corneal ulcers may be caused by infections with bacteria, fungi, viruses, or parasites such as Acanthamoeba (which lives in contaminated water). Ulcers may begin with a corneal injury, such as with severe dry eyes, if a foreign object scratches, penetrates,…
Dry Eye & Ocular Allergy
Ocular allergy is a common clinical disorder that includes dry eye syndrome in its differential diagnosis. While ocular allergy treatments have continued to evolve since the early 1990s when the new prescription topical agents became available, there have been no…
Glaucoma Medication Options | OBN
The most common treatments for glaucoma are eye drops and, rarely, pills. They work by lowering the pressure in the eye and preventing damage to the optic nerve. These eye drops won’t cure glaucoma or reverse vision loss, but they…