- acoustic neuroma
- benign tumor of the vestibular nerve
- anisocoria
- unequally sized pupils
- aqueous humor
- one of the clear fluids inside the eyeball
- astigmatism
- blurred vision caused by irregularities in the cornea or lens
- audiologist
- specialist in hearing testing and treatment
- audiometry
- comprehensive hearing test that measures a person’s response to frequencies and volumes of sound
- barotrauma
- rapid or extreme changes in air pressure that cause the eardrum to rupture
- cataract
- clouding of the lens within the eye
- cerumen
- earwax
- cholesteatoma
- growth of abnormal skin in the middle ear
- closed-angle glaucoma
- type of glaucoma in which the drainage angle between the cornea and iris suddenly becomes blocked, leading to a rapid increase in intraocular pressure and other severe symptoms
- CMV retinitis
- ocular infection caused by the cytomegalovirus (CMV) that primarily affects the retina
- conjunctiva
- thin, clear membrane that covers and protects the eye
- conjunctivitis
- inflammation of the conjunctiva
- corneal abrasion
- loss or disruption of the corneal epithelium, the outermost layer of the cornea
- corneal dystrophies
- group of inherited disorders characterized by abnormal deposits or changes in corneal structure
- corneal ulcer
- area of tissue breakdown in the cornea
- diplopia
- double vision
- Epley maneuver
- repositioning of the head through physical therapy to treat vertigo
- erythema
- redness of the skin or mucus membranes
- external otitis
- inflammation of the external ear
- hyperopia
- (also: farsightedness) the condition of seeing distant objects more clearly than closer objects
- keratoconjunctivitis sicca
- (also: dry eye) common ocular disorder characterized by insufficient tear production or poor tear quality, leading to dryness and discomfort of the eyes
- keratoconus
- progressive corneal disorder characterized by the thinning and distortion of the cornea, resulting in a conical shape
- mastoidectomy
- removal of infected cells from the mastoid bone
- mastoiditis
- infection of the mastoid bone behind the ear
- myopia
- (also: nearsightedness) the condition of seeing closer objects more clearly than distant objects
- myringotomy
- surgical incision in the tympanic membrane
- open-angle glaucoma
- type of glaucoma in which the drainage angle between the cornea and iris remains open but the fluid outflow is impeded
- otalgia
- ear pain
- otitis media
- (also: middle ear infection) prevalent condition caused by the invasion of microorganisms into the middle ear via the Eustachian tube
- otorrhea
- ear discharge
- otoscopy
- visual examination of the ear using an otoscope
- ototoxicity
- toxic effects of certain medications or chemicals on the structures of the inner ear, leading to hearing loss, balance problems, or other auditory-related symptoms
- pterygium
- raised thickening of the conjunctiva which extends into the cornea
- retinal vascular disorder
- condition that affects the blood vessels supplying the retina
- retinopathy
- disease of the retina
- tinnitus
- ringing or buzzing in the ear
- tonometry
- measurement of the pressure within the eyes
- tympanic membrane perforation
- ruptured eardrum
- tympanometry
- physical test to measure the function of the tympanic membrane
- tympanoplasty
- surgical reconstruction of the eardrum
- tympanostomy tube
- small tube placed within the tympanic membrane to prevent fluid buildup behind the ear