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Head Injury
Neuro Exam
Question | Answer |
---|---|
Contusions, lacerations, and torn blood vessels from impact, acceleration/deceleration or foreign objects (stab, gunshot wound) are what form of injury? | Primary injury; initial damage |
Form of injury that evolves over hours and days d/t cerebral edema, bleeding, hypoxia | Secondary injury |
Type of head injury. Bleeds profusely. Major complications are blood loss and infection. | Scalp laceration |
Type of head injury can be described as linear or depressed. Simple, compound, commuted, or compound. Closed or open. Type and severity depends on velocity, momentum, and direction of the injuring agent. | Skull Fracture |
Type of linear skull fracture. Base of skull that tend to transverse paranasal sinus of frontal bone or middle ear. | Basilar |
Head injury producing bleeding/hemorrhage from nose, pharynx, ear, conjunctiva. May have Battle's sign. Suspect with otorrhea, rhinorrhea. | Basilar |
Term for ecchymosis mastoid area | Battle's sign |
When checking CSP, check what? | Blood glucose; check for halo effect around bleeding |
Brief disruption in LOC, amnesia, and HA are symptoms of what head injury? | Concussion |
A pt with a concussion may have some transient confusion, disorientation, or impaired _______ | Consciousness |
Persistent HA, lethargy, personality and behavior changes, attention and memory problems are indicative of what? | Post Concussion Syndrome |
What DC instructions should be given to pt with concussion? | Call Dr or go to ED if difficulty awakening or speaking, confusion, severe HA, s/s concussion syndrome, Vomiting, hemiparesis, Blood or CSF coming from nose/ears, blurry or double vision, slurred speech, motor or balance problems |
Type of injury: Bruising of brain tissue within a focal area usually assoc with a closed head injury. May contain areas of hemorrhage, infarction, necrosis, and edema. | Contusion |
Injury that may have phenomenon of coup-contrecoup injury | Contusion |
Term for brain moving inside skull. Can occur with what injury? | Coup-countrecoup; contusion |
Prognosis of contusion is dependent on what? | Amount of bleeding at site. Re-bleed has worse prognosis |
Loss of consciousness, stupor, and confusion are symptoms of what head injury? When do they peak? | Contusion; 18-36 hours after injury |
What is a common complication of contusion? | Seizure |
A type of TBI that results in widespread damage to axons in cerebral hemispheres, corpus callosum, and brain stem | Diffuse Axonal Injury |
Tyoe of injury occurs most often from shearing forces of brain tissue in acceleration/deceleration type injury, MVA, Shaken Baby Syndrome | Diffuse Axonal Injury |
Symptoms of Diffuse Axonal Injury are not apparent for ____ to ____ hours. | 12-24 |
Frequent cause of persistent vegetative state in pts; Decreased LOC, increased ICP, posturing are symptoms of what type of injury? | Diffuse Axonal Injury |
Recovery from Diffuse Axonal Injury depends on severity of what? | Injury |