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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...
Chronic sinus infection; Chronic sinusitis
Symptoms may last for 3 months or more.
(in the front of the head or around the eyes)
around the eyes or in the forehead or cheeks
Pain in the roof of the mouth or teeth
(yellow, yellow-green, thick)
Signs and tests
The health care provider will examine you and tap lightly on your face over your sinuses. This method is called percussion . It may reveal tenderness in the area.
Normal sinuses glow when light shines directly onto them. (See: Transillumination ). If sinusitis is present, the sinuses will not glow when your doctor shines a light onto them.
Other tests that may be done include:
CT scan of the skull
MRI of the skull
These imaging tests may show ...
Generic Name: ANTIHISTAMINES/DECONGESTANTS - ORAL Allergy-Sinus Oral Precautions
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if you are allergic to any of its ingredients; or if you have any other
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If you have any of the following health problems, consult
your doctor or pharmacist before using this medication:
breathing problems (such as asthma, emphysema)
high blood pressure
stomach/intestinal problems (such as blockage, constipation,
overactive thyroid (hyperthyroidism)
urination problems (such as trouble urinating due to enlarged
prostate, urinary retention)
This drug may make you dizzy or drowsy or cause blurred
vision. Do not drive, use mac...
You should know
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