âº A donor is also someone who gives blood or who agrees to give an organ or body part to help someone else. (Definition of âdonorâ from the Cambridge Academic Content Dictionary Â© Cambridge University Press)
Middle ear and outer ear infections are common causes of sharp ear pain. An infection of the inner ear, formally called labyrinthitus, may cause sharp pain as well as a loss of balance. People with a bad cold or the flu often experience sharp ear pain.
Causes of earache. Just as the pain from earache affects people in different ways, there are a variety of causes of earache. Some of them affect the ear itself, others are from conditions affecting areas close to the ears. Common reasons for earache include: Fluid building up deep inside the eardrum.