Tympanic Membrane Perforation
Chapter 87 Tympanic Membrane Perforation Vincent Pair Definition and Epidemiology Tympanic membrane (TM) perforation is an opening in the otherwise intact membrane that, as a mechanical component of hearing, separates…
Inner Ear Disturbances
Chapter 84 Inner Ear Disturbances Magen M. Lorenzi Nearly 3% of all emergency department visits are a result of dizziness.1 This complaint, as well as that of hearing loss or…
Cholesteatoma
Chapter 82 Cholesteatoma Terry Mahan Buttaro Definition A cholesteatoma (sometimes referred to as a keratoma) is an abnormal accumulation of squamous epithelial cells typically found within the middle ear, mastoid…
Cerumen Impaction
Chapter 81 Cerumen Impaction Diane Wink Definition and Epidemiology Cerumen impaction occurs when increased amounts of hard cerumen either partially or completely occlude the external ear canal. Cerumen is a…
Cardiac Arrest
Chapter 28 Cardiac Arrest Terry Mahan Buttaro Definition and Epidemiology According to the American Heart Association (AHA), 17.3 million people in the world die each year from heart disease.1 In…
Head Trauma
Chapter 32 Head Trauma Terry Mahan Buttaro Definition and Epidemiology Each year, up to 2.5 million people in the United States sustain a traumatic brain injury (TBI).1 This number can…
Anaphylaxis
Chapter 25 Anaphylaxis Karen S. Abate Definition and Epidemiology Anaphylaxis is an acute life-threatening systemic event associated with exposure to an allergen. Manifestations of a hypersensitive anaphylactic reaction occur across…
Burns (Minor)
Chapter 46 Burns (Minor) Randy M. Gordon Definition and Epidemiology The skin is the largest organ of the body and functions as an excellent barrier against external injury. A burn…
Animal and Human Bites
Chapter 44 Animal and Human Bites Daniel W. O’Neill, Brian Jennings Definition and Epidemiology Every year there are millions of people throughout the world who sustain bite wounds. Although many…
