Molecular Any injury sustained from blunt force, which may be related to MVAs, or mishaps, falls or jumps, blows or crush injuries from animals, blunt objects or unarmed assailants. Cf Penetrating trauma. A wound in which the surface of the skin remains intact, caused by impact or collision with a blunt object, e.g., an automobile fender.
Mastoiditis occurs when ear infections cause infection in the mastoid bone. The mastoid bone can be found directly behind the ear. Mastoiditis causes the area behind the ear to swell and protrude out of the skin. The bump behind ear is accompanied with fever, ear pain, hearing loss and ear redness.
A dog's outer ear extends from the outside of the earlobe to the ear drum. An infection in this part of the ear is called otitis externa. An infection in the middle ear -- otitis media-typically develops in association with an outer ear infection.Then once the middle ear is infected, the infection can spread to the inner ear, where it will affect the dog's sense of balance and position. An inner ear infection can also cause deafness.atching and treating an infection early, while it's still in the outer ear, will help prevent more serious middle and inner ear infections. Yeast infections can also show up elsewhere on your dogâs skin. When one does, it causes the skin to become scabby, reddened, or crusty. 1 | 2. Continue reading below...