Chapter 23: Vocabulary Flashcards
Retroauricular Ecchymosis
Black-and-blue discoloration over the mastoid process (just behind the ear) that is characteristic of basilar skull fracture (also called battle’s sign)
Bilateral periorbital ecchymosis
Black-and-blue discoloration of the area surrounding the eyes. It is usually associated with basilar skull fracture (also called raccoon eyes)
Coup injury
An injury to the brain occurring on the same side as the site of impact
Contrecoup injury
Occurring on the opposite side; an injury to the brain opposite the site of impact
Diffuse Axonal Injury (DAI)
Type of brain injury characterized by shearing , stretching, or tearing of nerve fibers with subsequent axonal damage
Concussion
A transient period of unconsciousness. IN most cases, the unconsciousness will be followed by a complete return of function.
Retrograde Amnesia
Inability to remember events that occurred before the trauma that caused the condition
Anterograde Amnesia
Inability to remember events that occurred after the trauma that caused the condition.
Cheyne-Stokes respirations
Respiratory patterns of alternating periods of apnea and tachypnea
Diplopia
Double vision
Hyphema
Blood in the anterior chamber of the eye, in from of the iris.
Acute Retinal Artery Occlusion
A nontraumatic occlusion of the retinal artery resulting in a sudden, painless loss of vision in one eye.
Retinal detachment
Condition that may be of traumatic origin and presents with patient complain of a dark curtain obstruction a portion of the field of view.
Consensual Reactivity
The response of both eyes to changes in light intensity that affect only one eye.