The following is an excerpt....
BASICS
Description
- Direct skull trauma
- Inward bending of cavarum causes bleeding when dura separates from skull:
- Middle meningeal artery is involved in bleed >50% of time.
- Meningeal vein is involved in 1/3.
- Diploic venous sinus bleed is seen in <10%.
- Skull fracture is associated in 75% of cases, less commonly in children.
- >50% have epidural hematoma (EDH) as isolated head injury:
- Most commonly associated with subdural hematoma (SDH) and cerebral contusion
- Classic CT finding is lenticular, unilateral convexity, usually in temporal region.
- It usually does not cross suture lines, but may cross midline.
Etiology
- Accounts for 1.5% of traumatic brain injury (TBI)
- Male/female incidence is 3:1.
- Peak incidence is 2nd–3rd decade of life.
- Motor vehicle accidents ...
You must be logged in to fully access this content.
Sign up for a 30-Day Free Trial
Sign up for a 30-Day FREE Trial now and receive access to all content.
Have a book code?
Submit your book code to create your
FREE standard account.