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.
What is otalgia? Otalgia is ear pain, commonly referred to as an âear acheâ. Primary otalgia exists when the pain originates within the ear. Referred otalgia is pain that originates outside of the ear. When primary otalgia is present, an ear examination typically shows some abnormality of the outer or middle ear. When referred otalgia is present, the ear examination is typically normal.