Question | Answer |
ambiopia | double vision caused by each eye focusing separately;also known as diplopia |
amblyopia | reduced vision that is not correctable;e with lenses and with no obvious pathological or structural cause |
anisocoria | inequality in the diameter or the pupils of the eyes |
aphakia | absence of the lens of the eye |
aqueous | watery |
argyll-robertson pupil | a pupil that constricts upon accommodation but not in response to light.this can be due to miosis or advanced neurosphills |
biomicroscopy | opthalmic examination of the eye by use of a slit lamp and a magnifying lens,also known as slit-lamp exam |
blepharochalsis | relaxation of the skin of the eyelid-usually upper eyelid-.the skin may droop over the edge of the eyelid when the eyes are open |
blepharoptosis | drooping of the upper eyelid |
blepharospasm | a twitching of the eyelid muscles;may due to eyestrain or nervous irritability |
keratoconus | a cone shaped protrusion of the center of the cornea,not accompanied by inflammation |
keratoconjunctivitis | inflammation of the cornea and the conjunctiva of the eye |
iritis | inflammation of the iris |
iridocyclitis | inflammation of the iris and ciliary body of the eye |
hemianopsia | loss of vision,or blindness, in one half of the visual field |
hemianopia | loss of vision,or blindness, in one half of the visual field |
floaters | one or more spots that appear to drift or "float" across the visual field |
extrocular | pertaining to outside the eye |
exotropia | an obvious outward turning of one eye in relation to the other eye,also called walleye |
esotropia | an obvious inward turning of one eye in relation to the other eye;also called crosseye |
episcleritis | inflammation of the outermost layers of the sclera |
entropion | inversion -turning inward-of the edge of the eyelid |
emmetropia | a state of normal.the eye is at rest and the image is focused directly on the retina |
ectropin | eversion-turning outward-of the edge of the eyelid |
diplopia | double vision caused by each eye focusing separately |
dacryorrhea | excessive flow of tears |
dacryoadenitis | inflammation of the lacrimal -tear-gland |
cycloplegia | paralysis of the ciliary muscle of the eye |
corneal | pertaining to the cornea |
conjunctivitis | inflammation of the conjunctiva of the eyes;may be caused by a bacterial infection,a viral infection,allergy,or a response to the environment |
keratomycosis | a fungal growth present on the cornea |
lacrimal | pertaining to tears |
lacrimation | the secretion of tears from the lacrimal glands |
miosis | abnormal constriction of the pupil of the eye |
miotic | an agent that causes the pupil of the eye to constrict |
mydriasis | abnormal dilatation of the pupil of the eye |
mydriatic | an agent that causes the pupil of the eye to dilate |
nasoclarcrimal | pertaining to the nose and the lacrimal ducts |
nystagmus | involuntary,rhythmic jerking movements of the eye.these "quivering" movements may be from side to side,up and down or a combination of both |
ophthalmologist | a medical doctor who specializes in the comprehensive care of the eyes and visual system in the prevention and treatment of eye disease and injury |
opthtalmologist | is the medically trained specialist who can deliver total eye care and diagnose general disease of the body affecting the eye |
retinopathy | any disease of the retina |
pupillary | pertaining to the pupil of the eye |
presbyopia | loss of accommodation for near vision;poor near-vision due to the natural aging process |
photophobia | abnormal sensitivity to light,especially by the eyes |
phacomalcia | softening of the lens of the eye |
papilledema | swelling of the optic disc,visible upon opthalmoscopic examantion of the interior of the eye |
palpebral | pertaining to the eyelid |
opthometrist | the optometrist or doctor of optometry is responsible for examination of the eye and associated structures-to determine vision problems.he or she can also prescribe lenses or optical aids |
opyican | a health professional who specializes in filing prescriptions for corrective lenses for glasses or for contact lenses |
optic | pertaining of the eyes or to sight |
ophthalmopathy | any disease of the eye |
ophthalmology | the branch of medicine that specializes in the study of the diseases and disorders of the eye |
vitreous | pertaining to the vitrous body of the eye |
uveitis | inflammation of the uveal tract of the eye,which includes the iris,ciliary body and choroid |
scotoma | an area of depressed vision within the usual visual filed,surrounded by an area of normal vision |
sclerectomy | excision or removal of a protein of the sclera of the eye |
color blindness (monochromatism) | an inability to sharply perceive visual colors |
catract | the lens in the eye becomes progressively cloudy,losing its normal transparency and thus altering the perception of images due to the interference of light transmission to the retina |
chalazion | a cyst or nodule on the eyelid resulting from an obstruction of a meilbomian gland,which is responsible for lubricating the margin of the eyelid |
conjunctivitis, acute | inflammation of the mucous membrane lining the eyelids and covering the front part of the eyeball |
corneal abasion | a disruption of the cornea's surface epithelium commonly caused by an eyelash,a small foreign body,contract lenses, or a scratch from a fingernail |
glucoma | ocular disorders identified as a group due to the increase in intraocular pressure |
exophthalmia | an abnormal protrusion of the eyeball,usually with the sclera noticeable over the iris-typically due to an expanded volume of the orbital contents |
entropion | "turning in" of the eyelash margins,resulting in the sensation similar to that of a foreign body in the eye |
diabetic retinopathy | occurs as a consequence of long term or poorly controlled diabetes mellitus in which the tissues of the retina experience scarring due to the following-microaneursym,hemorrhages,abnormal dilation and constriction of vessels |
ectropion | "turning out" or eversion of the eyelash margins from the eyeball,leading to exposure of the eyelid and eyeball surface and lining |
heminanopia | loss of vision or blindness in one half of the visual field |
hordeolum(stye) | bacterial infection of an eyelash follicle or sebaceous gland originating with redness,swelling and ,mild tenderness in the margin of the eyelash |
hperopia | a refractive error in which the lens of the eye cannot focus on an image accurately,resulting in impaired close vision that is blurred due to the light rays being focused behind the retina because the eyeball is shorter than normal |
hyphema (hyphemia) | a bleed into the anterior chamber of the eye resulting from a postoperative complication of from a blunt eye injury |
keraitis | corneal inflammation caused by a microorganism,trauma to the eye, a break in the sensory innervation of the cornea, a hypersensitivity reaction,or a tearing defect |