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Definition
| Focus; increase in optical power by the eye in order to maintain a clear image as objects are moved closer |
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Definition
| Lack of pigment in eyes, skin and hair. Can occur just in the eyes (ocular albinism) |
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Definition
| Decreased vision in eyes without detctable health problems; commonly called lazy eye |
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Definition
| The condition of having a refractive error (myopia, hyperopia, astigmastism, or presbyopia) |
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Definition
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Definition
| Unequal refractive errors in the eyes; at least 1 D difference |
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Definition
| Symptom of eyestrain; may also include headache and browache |
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Definition
| Refractive error where refractive power is not uniform in all directions; light rays are bent differently in one meridain versus 90 degrees away; when writtein in Rx it is also called cylinder or cyl |
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Definition
| The ability to use both eyes together; reulsts in depth perception/steropsis; lack of results in double vision or lack of depth perception/stereopsis |
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Definition
| Condition where the crystalline lens becomes cloudy or partially opaque; may be congenital, due to age (senile), or taumatic; lens may have to be surgically removed if vision affected |
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Definition
| Chronic inflamed gland in the eyelid commonly called a stye |
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Definition
| Describes a condiiton present since birth or shortly after |
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Term
| Convergence Insufficiency |
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Definition
| Condition where on has difficulty crossing eyes at near to fixate binocularly can result in double vision and eyestrain |
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Definition
| Scraped area of corneal surface with loss of superficial cells causes pain and photophobia can be abbreviated k abrasion |
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Definition
| Full thickness penetration of the cornea; reulsts in ruptured globe |
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Term
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Definition
| Map of the variations of curvature in the cornea |
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Term
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Definition
| Localized infection in anterior portion of cornea can be bacterial fungal or viral common in contact lens overwear |
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Term
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Definition
| Chcnages in the retina due to longstanding or uncontrolled DM may include hemorrhages cotton wool spots exudates and neovascularization |
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Term
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Definition
| The deciison reached after examination to investigate the nature and circumstances of a disease process |
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Term
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Definition
| unit of measure to designate refractive power of a lens |
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Term
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Definition
| Perception of two images from one object double vision |
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Term
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Definition
| corneal and conjunctival dryness due to deficient tear production |
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Definition
| having no refractive error |
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Definition
| removal of hair or eyelashes |
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Term
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Definition
| the cause of a disease or abnormal condiiton |
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Term
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Definition
| an object that doesnt belong can be corneal conjunctival or intraocular |
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Definition
| symptom of grittiness or feeling something in the eye can be due to a foreign body or not |
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Term
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Definition
| Interior posterior surface of th eye ball (retina optic disc macula posterior pole |
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Term
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Definition
| group of disease characterized by damage to the optic nerve and reintal nerve fibers resulting in loss of peripheral vision treated with topical meds oral meds laser or surgery |
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Term
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Definition
| Bleeding may be seen in retina conjunctive anterior chamber choroid |
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Term
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Definition
| Acute inflamed gland in the eyes also called a stye when chroic called chalazion |
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Definition
| Refractive error where the eye in underpowered |
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Definition
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Definition
| Fluid pressure inside the eye measured with tonometry |
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Definition
| Inflammation of a structure |
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Term
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Definition
| prefix indicating relating to the corena |
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Term
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Definition
| Best-corrected visual acuity of 20/200 or worse in the better seeing eye |
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Term
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Definition
| Pertaining to the crystalline lens |
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Term
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Definition
| Any condition that results in a white pupil cataract or retinoblastoma |
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Definition
| Test to determine the refractive prescription of an eye |
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Definition
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Definition
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Definition
| Refractive error where the eye is overpowered |
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Term
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Definition
| pathologic abnormal formation of new blood vessels can occur on retina choroid cornea iris optic disc or anterior chamber |
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Term
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Definition
| Small repetitive involuntarty rhythmic side to side or up and down movements of the eyes "shaking" of the eyes |
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Definition
| Condition where the pt has elevated IOP but no glaucoma |
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Definition
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Definition
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Definition
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Definition
| Medical specialty dealing with the eye |
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Term
| Optic Nerve Head/ Optic Disc |
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Definition
| portion of the optic nerve visible upon fundus examination |
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Term
| Optical Coherence Tomography (OCT) |
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Definition
| imaging instrument used to create ocular ultrasounds giving cross-sectional views of the eye and measurements of tissue thickness, used to evaluate glaucoma |
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Term
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Definition
| Sweeling of optic discs due to increased intracranial pressure |
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Term
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Definition
| Prefix indicating relating to optic disc |
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Definition
| Caused by a disease or abnormal function |
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Term
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Definition
| suffix relating to crystalline lens |
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Term
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Definition
| diseased or damaged eyeball that has lost function and shrunk |
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Term
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Definition
| normal condition of function opposite of pathologic |
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Term
| Posterior Vitreous Detachment (PVD) |
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Definition
| separation of the vitreous gel from the retinal surface causes floaters in vision |
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Term
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Definition
| Refractive condition in which there is a diminished focusing ability due to age |
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Definition
| Prediciton of the probable course and outcome of a disease |
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Definition
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Definition
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Term
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Definition
| Various procedures that alter the shape of the cornea or insert an artificial lens into the eye to change the eyes refractive power |
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Term
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Definition
| Separation of the sensory reints from its underlying structures |
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Term
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Definition
| Group of diseases characterized by the progressive retinal degeneration of both eyes night blindess with loss of peripheral vision initaially |
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Term
| Strabismus/Tropia/EyeTurn |
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Definition
| eye misalignment caused by extraocular musle imbalance |
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Term
| Superficial Punctate Keratopathy |
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Definition
| Corneal condition consisting of multiple pinpoint epithlial defects non-specific sign indicating corneal problems |
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Term
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Definition
| Test for tear function. Dye (sodium fluorescein) is instiled in the eye and the time interval in seconds until the dye breaks up is measure indicating the viability of the tear film |
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Term
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Definition
| Liquid that coasts the cornea and conjunctiva |
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Term
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Definition
| Misdirected eyelash that turns inwards towards the eyeball |
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Definition
| Inflammation of any of the structures in the uva; iris ciliary body, or choroid |
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Term
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Definition
| measurment of the eye's ability to distinguish object details and shape |
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Term
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Definition
| Full extent of the area visible to an eye that is fixating straight ahead measure in desgress from fixation peripheral vision a test done to evaluate the function oft eh optic nerve and reinta commonly done to evaluate glaucome |
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