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HEAD TRAUMA ATCN – Questions & Correct Solutions
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HEAD TRAUMA ATCN – Questions & Correct Solutions
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HEAD TRAUMA ATCN – Questions & Correct SolutionsTraumatic Brain Injury stats: ✔️Ans - 75% mild
15% moderate
10% severe
Traumatic Brain Injury Treatment Goals: ✔️Ans - 1. prevent secondary rain
injury (ABCDEs)
2. When necessary, immediately transfer the patient to definitive care
3. identify with CT scan any mass lesion that requires surgical evacuation
(CT scanning should not delay transfer to trauma center capable of immediate
and definitive neurosurgical intervention)
Scalp and Skull Anatomy Review ✔️Ans - 1. scalp lacerations can result in
major blood loss and hemorrhagic shock
2. the irregularity of the ase of skull can contribute to injury
Meninges Review: Dura mater ✔️Ans - adheres to internal surface of skull
and enclosed alrge venous sinuses
epidural hematoma: ✔️Ans - 1. skull fractures lacerate meningeal arteries,
causing hemorrhage in epidural space
Most common epidural hematoma ✔️Ans - middle meningeal artery, over
temporal fossa
life-threatening emergency
Meninges review: Epidural space ✔️Ans - space between dura mater and
internal surface of skull
arachnoid mater ✔️Ans - thin, transparent layer beneath dura
Subdural space ✔️Ans - potential space between dura and arachnoid layers
Subdural hematoma ✔️Ans - veins between surface of brain and venous
sinuses within dura tear, causing hemorrhage in subdural space
pia mater: ✔️Ans - layer firmly attached to surface of the brain
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