Term
|
Definition
|
|
Term
|
Definition
| tinnitis- ringing in the ear. accompanies some hearing disorders. seems louder with no compensation from environmental noise. many medications are ototoxic |
|
|
Term
|
Definition
| otitis externa- "swimmers ear" purulent, sanguineous or watery discharge. severe painful movement of the pinna and tragus, redness and swelling. scaling itchy, fever and enlarged tender regional lymph nodes. prevent by using rubbing alcohol or acetic acid ear drops after every swim |
|
|
Term
|
Definition
| otitis media- middle ear fluid is infected. absent light reflex from increased middle ear pressure is an early sign. redness in superior part of eardrum with earache and fever. then fiery red bulging of entire eardrum occurs with a deep throbbing pain and fever with transient hearing loss. |
|
|
Term
|
Definition
| otitis serous- serum in the middle ear. air bubbles visible behind eardrum. symptoms are feeling of fullness, transient hearing loss and pooping sound when swallowing |
|
|
Term
| sensorineural hearing loss |
|
Definition
Sensorineural- caused by inner ear pathology and nerve involvement
–Ototoxic drugs, Cranial nerve VIII damage, aging |
|
|
Term
|
Definition
Conductive Hearing – caused by mechanical dysfunction of external and middle ear
–Wax, foreign body, perforated ear drum, otosclerosis |
|
|
Term
|
Definition
rhinne test- compares perception of sounds transmitted by air conduction to those transmitted by bone conduction through the mastoid using tuning fork
Normal finding – Air conduction is greater than bone conduction
•Conductive hearing loss - air conduction is equal or less than bone conduction |
|
|
Term
|
Definition
weber test- It can detect unilateral (one-sided) conductive hearing loss (middle ear hearing loss) and unilateral sensorineural hearing loss (inner ear hearing loss). tuning fork to the head
Conductive hearing loss sound lateralizes to affected ear, sensorineural loss lateralizes to unaffected ear |
|
|
Term
| normal appearance of tympanic membrane |
|
Definition
| tympanic membrane is normally pearly gray and translucent, note cone of light in Right and Left ear. 5 oclock in right ear, 7 oclock in left. |
|
|
Term
|
Definition
| tophi- small whitish yellow, hard, non-tender nodules in or near helix or anti-helix; contain greasy chalky material of uric acid crystals and are a sign of gout |
|
|
