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.
Culture - ear drainage
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.
Full Question: I had a closed head injury in a boating accident eleven years ago. I now get headaches that start with neck pain and facial... Read more »