Ophthalmology

Itchy eyes are a common ocular symptom. This symptom can be associated with eye redness, frequent eye rubbing, lid swelling, photophobia and blurred vision. The commonest causes of eye itchiness are allergic conjunctivitis, blepharitis and dry eye. Allergic conjunctivitis is an ocular surface allergic reaction towards an irritant substance called …

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Myopia is an eye condition where image can be seen clearly at near but blur at distance or in other words, people with myopia or nearsightedness have difficulty seeing distant objects but can clearly see objects that are near. Myopia or nearsightedness affects a significant number of people. But this …

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Macula is a small area in the retina that is most sensitive and important for good vision and colour vision. Healthy macula allows you to thread a needle, read small prints, and read street signs.

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A pterygium is a benign or noncancerous growth that develops on the conjunctiva or mucous membrane that covers the white part of your eye. It is usually triangular in shape. In some cases, a pterygium can extend to the cornea (the clear part of your eye that covers your iris …

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GLAUCOMA CATARACT SQUINT

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Many conditions can impact the position of the eyelid relative to the eyeball. These malpositions can cause reduced vision as the eyelid may block vision or it may cause irritates the eye surface due to increased exposure and dryness. TYPE There are four basic eyelid malpositions: Drooping of upper eyelid …

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Ptosis is drooping of the upper eyelid. The lid may droop only slightly, or it may even cover the pupil entirely. In some cases, ptosis can restrict or even block normal vision. Ptosis may affect one  or both eyes. Causes Ptosis occurs when the muscles (levator and superior tarsal muscles) …

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Cornea is a transparent dome, which covers the outermost layer of the eye. Its function is to refract light into the retina. Cornea ulcer or infective keratitis is an inflammation of the cornea secondary to infection. It is a serious eye disease because it can lead to permanent vision loss. …

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Glaucoma is a complicated disease in which damage to the optic nerve leads to progressive, irreversible vision loss. It is the second leading cause of irreversible blindness. Glaucoma is usually treated with eye drops and or lasers. Most cases can be controlled well with these treatments, thereby preventing further loss …

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Squint or strabismus refers to a misalignment of the eyes. It is also known as crossed eyes, characterized by eyes that do not look towards an object together. Eyes may cross, or one may look in another direction. This may occur all the time or only during certain period example …

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