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eye
| Term | Definition |
|---|---|
| reduced vision in one eye causes by disease or misuse associated with strabismus unequal refractive errors, and otherwise impaired vision | amblyopia |
| significant unequal refractive error between two eyes | anisometropia |
| blurred vision caused by irregular curvature of the cornea or lens | Astigmatism Ast |
| clouding of the lens of the eye | Cataracts |
| non infected obstruction of an oil gland of the eyelid | chalazion |
| yellowish deposits located under the retina | drusen |
| eye disorder characterized by increase of intraocular pressure. may lead to visual impairment or optic nerve damage | Glaucoma |
| Farsightedness | hyperopia |
| hemorrhage with in the anterior chamber of the eye Blunt trauma | hyphema |
| progressive deterioration of the portion of the retina called macula loss of central vision | macular degeneration |
| Nearsightedness | myopia |
| poor vision at night or in faint light | nyctalopia |
| involuntary jerking movements of the eye | nystagmus |
| yellowish mass on the conjunctiva that may be related to long term exposure to UV light dry climates and dust | pinguecula |
| impaired vision as a result of aging | presbyopia |
| thin tissue growing onto the cornea from the conjunctiva usually caused by sun exposure | pterygium |
| separation of retina from choroid in back of eye | retinal detachment |
| hereditary progressive disease marked by night blindness with atrophy and retinal pigment changes | retinitis pigmentosa |
| condition in which the eye looks in different directions | strabismus |
| infection of oil gland of eyelid | sty |
| surgical removal of the eyeball | enucleation |
| method to remove cataract in which an ultrasonic needle probe breaks up the lens then aspirated | PHACO phacoemulsofocation |
| procedure for the treatment of astigmatism hyperopia and myopia in which the excimer laser is used to reshape the corneal ON surface by removing a portion of the cornea | photo refractive keratectomy |
| laser procedure that reshapes the corneal tissue beneath the surface of the cornea ( excimer laser and lamellar keratoplasty BENEATH THE SURFACE | LASIK laser assisted in situ keratomileusis |
| intense beam of light from laser condenses retinal tissue to seal leaking blood vessels to destroy abnormal tissue or to bond the retina to the back of eye | retinal photocoagulation |
| procedure to repair retinal detachment strip of sclera is resected | scleral buckling |
| surgical creation of opening that allows aqueous humor to drain out of the eye underneath the conjunctiva where it is absorbed ( treat glaucoma) | trabeculectomy |
| surgical removal of all or part of viterous humor | vitrectomy |
| normal refractive condition of the eye | emmetropia |
| artificial lens implanted with in the eye during cataract surgery | intracular lens IOL |
| agent that contracts the pupil | Miotic |
| agent that dilates the pupil | Mydriatic |
| Specialist who fills prescriptions for lenses | optician |
| health professionals who diagnosis, treats and manages diseases and disorders of the eyes and visual processing systems | optometrist |
| sharpness of vision for either distance or near | visual acuity |