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| Outer protective layer of the eye; anteriorly referred to as the white of the eye. |
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| Transparent anterior part of the sclera, which is in front of the aqueous humor and lies over the iris. |
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| Middle layer of the eye, which is interlaced with many blood vessels. |
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| The pigmented muscular structure that allows light to pass through. |
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| Opening in the center of the iris. |
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| Lies directly behind the pupil. Its function is to focus and bend light. |
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| Innermost layer of the eye, which contains the vision receptors. |
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| Watery liquid found in the anterior cavity of the eye. |
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| Jelly-like substance found behind the lens in the posterior cavity of the eye that maintains its shape. |
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| Oil glands found in the upper and lower edges of the eyelids that help lubricate the eye. |
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| Carries visual impulses from the retina to the brain. |
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| Mucous membrane lining the eyelids and covering the anterior portion of the sclera. |
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| Abnormal fear of or aversion to specific things. |
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| Inflammation of the eyelid. |
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| Inflammation of the conjunctiva. |
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| Inflammation of the tear (lacrimal) sac. |
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| Inflammation within the eye. |
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| Inflammation of the cornea. |
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| Condition of white pupil. |
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| Abnormal condition of the eye caused by a fungus. |
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| Paralysis of the eye (muscle). |
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| Abnormal fear of (sensitivity to) light. |
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| Tumor arising from the developing retinal cell (it is a congenital, hereditary, malignant tumor). |
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| Inflammation of the sclera and cornea. |
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| Defective curvature of the refractive surface of the eye. |
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| Clouding of the lens of the eye. |
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| Obstruction of the oil gland of the eyelid, also called meibomian cyst. |
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| Separation of the retina from the choroid in back of the eye. |
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| Normal refractive condition of the eye. |
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| Abnormally increased intraocular tension. |
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| A progressive deterioration of the portion of the retina called the macula lutea, resulting in loss of central vision. |
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| Poor vision at night or in faint light. |
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| Involuntary, rhythmic movements of the eyes. |
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| Impaired vision as a result of aging. |
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| Thin tissue growing into the cornea from the conjunctiva, usually caused from sun exposure. |
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| Hereditary, progressive disease marked by night blindness with atrophy and retinal pigment changes. |
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| Abnormal condition of squint or crossed eyes caused by the visual axes not meeting at the same point. |
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| Infection of the oil gland of the eyelid. |
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| Surgical repair of the eyelid. |
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| Surgical fixation of the retina by extreme cold (liquid nitrogen). |
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| Creation of an artificial opening between the tear (lacrimal) sac and the nose (to restore drainage into the nose when the nasolacrimal duct is obstructed or obliterated). |
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| Incision into the tear sac. |
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| Excision (of part) of the iris |
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| Surgical repair of the cornea (corneal transplant) |
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| Surgical removal of the eye (also, the removal of any organ that comes out clean and whole) |
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| LASIK (laser-assisted in situ keratomileusis) |
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Definition
| A laser procedure that reshapes the corneal tissue beneath the surface of the cornea to correct astigmatism, nearsightedness (myopia), and farsightedness. LASIK is a combination of Excimer laser and lamellar keratoplasty. It differs from PRK in that it reshapes corneal tissue beneath the surface rather than on the surface. |
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Definition
| Method to remove cataracts in which an ultrasonic needle probe breaks up the lens, which is then aspirated. |
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| PRK (photorefractive keratectomy) |
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Definition
| A procedure for the treament of nearsightedness in which an EXcimer laser is used to reshape (flatten) the corneal surface. |
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Definition
| Surgery in which spoke-like incisions are made to reshape the cornea, thus correcting nearsightedness. |
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Definition
| Surgery in which spoke-like incisions are made to reshape the cornea, thus correcting nearsightedness. |
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| A procedure to repair tears in the retina by use of an intense, precisely focused light beam, which causes coagulation of the tissue protein. |
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| A procedure to repair a detached retina. A strip of sclera is resected, or a fold is made in the sclera. An implant is inserted with sutures to hold and buckle the sclera. |
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| Surgical creation of a drain to reduce intraocular pressure. |
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| Surgical removal of all or part of the vitreous humor. |
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| Process of recording (photographic) blood vessels (of the eye using fluorescing dye). |
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| Instrument used to measure (the curvature of) the cornea (used for fitting contact lenses) |
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| Instrument used for visual examination of (the interior) of the eye. |
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| Visual examination of the eye |
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| Measurement of vision (acuity and the prescribing of corrective lenses) |
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| Instrument used to measure (the width and diameter of) the pupil. |
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| Instrument used for visual examination of the pupil. |
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| Instrument used to measure pressure (within the eye, used to diagnose glaucoma). |
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| Measurment of pressure (within the eye) |
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| Pertaining to two or both eyes |
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| Pertaining to within the eye |
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| Pertaining to tears or tear ducts |
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| Pertaining to the nose and tear ducts |
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| Physician who studies and treats diseases od the eye. |
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| One who is skilled in filling prescriptions for lenses. |
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| (any noninflammatory) disease of the retina (such as diabetic retinopathy) |
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| Agent that constricts the pupil |
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| Agent the dilates the pupil |
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| Medical term for right eye |
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Definition
| Medical term for left eye |
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| Medical term for each eye |
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Definition
| A health professional who prescribes corrective lenses and/or eye exercises |
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Definition
| Sharpness of vision for either distance or nearness |
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