Sinus Drainage Causing Heartburn?

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Definition

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


Alternative Names

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...

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