Med Terms Chapter 11 - Primary Terms

Dimness of vision or the partial loss of sight, especially in one eye, without detectable disease of the eye.

Amblyopia

Any error of refraction in which images do not focus properly on the retina.

Ametropia

A condition in which the pupils are unequal in size.

Anisocria

Inflammation of the conjunctiva, usually caused by an infection or allergy.

Conjunctivits

An inflammation of the lacrimal gland that can be caused by a bacterial, viral, or fungal infection.

Dacryoadenitis

The perception of two images of a single object.

Diplopia

The eversion of the edge of an eyelid.

Ectropion

Normal vision.

Emmetropia

Strabismus (eyes point in different directions) characterized by an inward deviation of one or both eyes.

Esotropia

Strabismus characterized by the outward deviation of one eye relative to the other.

Exotrpia

Blindness in one half of the visual field.

Hemianopia

A vision defect in which light rays focus beyond the retina; also known as farsightedness.

Hyperopia

Inflammation of the uvea primarily affecting structures in the front of the eye.

Iritis

Inflammation of the cornea.

Keratitis

The surgical removal of all or a portion of the labyrinth.

Labyrinthectomy

The surgical removal of mastoid cells (air cells in the mastoid process).

Mastoidectomy

The dilation of the pupil.

Mydriasis

A defect in which light rays focus in the front of the retina; also known as nearsightedness.

Myopia

A small surgical incision in the eardrum to relieve pressure from excess pus or fluid or to create an opening for the placement of ear tubes.

Myringotomy

A condition in which an individual with normal daytime vision has difficulty seeing at night.

Nyctalopia

The visual examination of the fundus of the eye with an ophthalmoscope.

Opthalmoscopy

A fungal infection of the external auditory canal.

Otomcosis

The flow of pus from the ear.

Otopyorrhea

Swelling and inflammation of the optic nerve at the point of entrance into the eye through the optic disk.

Papilledema

Excessive sensitivity to light.

Photophobia

Condition of common changes in the eyes that occur with aging.

Presbyopia

Drooping of the upper eyelid that is usually due to paralysis.

Ptosis

Treatment to reattach the detached area in a retinal detachment.

Retinopexy

Inflammation of the sclera of the eye.

Scleritis

The surgical removal of the top portion of the stapes bone and the insertion of a prosthetic device that conducts sound vibrations to the inner ear.

Stapedectomy

The partial or complete suturing together of the upper and lower eyelids.

Tarsorrhaphy

The measurement of intraocular pressure.

Tonometry

The use of air pressure in the ear canal to test for disorders of the middle ear.

Tympanometry

The removal of the vitreous humor and its replacement with a clear solution.

Vitrectomy

Drying of eye surfaces, including the conjunctiva.

Xeropthalmia

Swelling of the eyelid.

Blepharitis

Bleeding from the ear.

Otorrhagia

A condition of ringing, buzzing, or roaring sound in one or both ears.

Tinnitus

The surgical correction of a damaged middle ear that is performed either to cure chronic inflammation or to restore function.

Tympanoplasty

A pus-filled lesion on the eyelid resulting from an infection in a sebaceous gland.

Hordeolum