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M6 13-005

Exam 15: Ear Disorders (Key terms)

Pinna or auricle the external ear.
Tinnitus a subjective noise sensation heard in one or both ears; ringing or tinkling sounds in the ear.
Vertigo the sensation that the outer world is revolving about oneself or that one is moving in space.
Otoscopy direct visualization of the external auditory canal and the eardrum.
Otitis externa infection of the external ear and adjacent skin.
Otitis Media fluid from an infection, allergy or tumor that collects in the middle ear as a result of obstruction of the auditory tube.
Labyrinthitis an inflammation of the labyrinthine canals of the inner ear.
Otosclerosis a condition characterized by chronic progressive deafness caused by the formation of spongy bone, with resulting ankylosis of the stapes, causing tinnitus and then deafness.
Meniere's Disease disturbance of the semicircular canals that results in tinnitus and unilateral deafness.
Stapedectomy removal of the stapes of the middle ear and insertion of a graft and prosthesis.
Tympanoplasty any of several operative procedures on the eardrum or ossicles of the middle ear designed to restore or improve hearing in patients with conductive hearing loss.
Myringotomy a surgical incision of the eardrum performed to relieve pressure and release purulent exudates from the middle ear.
Nystagmus rhythmic involuntary movement of the eye. May be symptom of problem with vestibular system.
Created by: jtzuetrong