atresia - Answer outer ear; no EAC, occurs w/ CHL, tx: surgery
stenosis - Answer outer ear; VERY narrow EAC, CHL, tx: surgery
osteoma - Answer outer ear; bony growth in EAC, usually singular, pedunculated (ear canal narrower at
bone), typically slow growing, potential CHL, tx: surgery if caused CHL or discomfort
bony exostoses (EAC) - Answer outer ear; bony growths in EAC, multiple growths, caused by exposure
to cold water, "surfer's ear", typically slow-growing, potential CHL
excessive wax - Answer outer ear; some indiv. produce wax faster than the ear can clear it, result of
improper ear cleaning; "occluded"/impacted ear; can cause CHL, tx: remove wax
Foreign body/Object - Answer outer ear; rarely causes hearing loss; bug, cotton, beads, rocks, etc. in
ear; tx: removal
Otitis Externa - Answer outer ear; bacterial infection of the skin/tissue of the outer ear; "swimmer's
ear"; caused by prolonged moisture, CHL if enough swelling, tx: antibiotics (usually topical)
Perforated Ear drum - Answer middle ear; caused by trauma, tubes, barotrauma, middle ear disease
(i.e., cholesteatoma), fluid in middle ear; will ALWAYS have CHL with this; tx: wait for it to heal, if
doesn't,, surgical reconstruction (tympanoplasty)
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