tbi quiz 11/17 Flashcards
A non-congenital or non-degenerative insult to the brain caused by an external force
The definition of TBI
Children under 4 adolescents 15-19 Adults over 75 people with previous tbi persons with history of drug/alcohol use
High risk groups for a tbi
Object penetrates the skull and brain
Open brain injury
Acceleration, deceleration, and rotational forces
Closed brain injury
Direct hit on the head
Coup
The result of the brain moving inside the skull from the coup impact
Contrecoup
Occurs at the time of the trauma and is caused by localized contusions
Primary injury
Results from stretching and shearing forces occuring in the tissues of the brain
Diffuse axonal injury
Results from a series of chemical reactions in the brain that can occur immediately after the injury, his or days later, and significantly worsen the damage caused by primary injury
Secondary injury
Stabilize the patient medically
treat for shock or respiratory arrest
assess for other injuries
spinal or soft tissue injuries, wounds, internal injuries
Immobilization: halo, cast, traction
Craniotomy if needed to decrease intracranial pressure or bleeding
Meds for pain or seizures
meet nutritional needs with IV fluids or NG tube PRN
in the ICU the neurologic status is frequently reassessed
Medical management
Baseline cognitive status address areas of basic ADLs ensure the practice of basic hygiene skills bed and sitting position maintain ROM facilitate responses to stimuli increase endurance for activity
OT in the ICU
Decreased ability to recall information from before the brain injury
Retrograde amnesia
Decreased ability to recall new information
Anterograde amnesia
A confusional state with prominent ongoing difficulty laying down new memories. Best way to monitor the impact and course of tbi
Post traumatic amnesia
Loss of consciousness for 5 minutes or less
initial Glasgow coma scale (GCS) of 13 or 15
post traumatic amnesia of less than 1 hour
Mild tbi