An ear drainage culture is a laboratory test to check for infection-causing substances in a sample of fluid, pus, wax, or blood from the ear.
See also: Ear drainage
Culture - ear drainage
How the test is performed
A sample of ear drainage is needed. Your health care provider will use a cotton swab to collect the sample from inside the outer ear canal. In some cases, a sample is collected from the middle ear during ear surgery.
The sample is sent to a laboratory and placed on a special dish (culture media).
The lab team checks the dish every day to see if bacteria, fungi, or viruses have grown. Further tests may be done to specifically identify any substances and determine the best treatment.
How to prepare for the test
No preparation is needed for a lab culture.
How the test will feel
No pain is associated with using a cotton swab to take a sample of drainage from the outer ear. However, ear pai...
Alternative Names Barotitis media; Barotrauma; Ear popping; Pressure-related ear pain; Eustachian tube dysfunction Symptoms Dizziness Ear discomfort or pain in one or both ears Hearing loss (slight) Sensation of fullness or stuffiness in the ears If the condition is severe or prolonged: Ear pain Feeling of pressure in the ears (as if underwater) Moderate to severe hearing loss Nosebleed Signs and tests During an inspection of the ear, the doctor may see a slight outward bulge or inward pull of the eardrum. If the condition is severe, there may be blood behind the eardrum. Severe barotrauma may be difficult to tell apart from an ear infection .
Tinnitus is the medical term for "hearing" noises in your ears when there is no outside source of the sounds.
The noises you hear can be soft or loud. They may sound like ringing, blowing, roaring, buzzing, hissing, humming, whistling, or sizzling. You may even think you are hearing air escaping, water running, the inside of a seashell, or musical notes.
Ringing in the ears; Noises or buzzing in the ears; Ear buzzing
Tinnitus is common. Almost everyone experiences a mild form of tinnitus once in awhile that only lasts a few minutes. However, constant or recurring tinnitus is stressful and can interfere with your ability to concentrate or sleep.
It is not known exactly what causes a person to "hear" sounds with no outside source of the noise. However, tinnitus can be a symptom of almost any ear problem, including:
Foreign objects or wax in the ...
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