Trigger 7 (TBI) overview

Question 1

Name the types of damage to the brain from TBI

Answer 1

• Subdural Haematoma
• white matter damage (axonal damage)
• secondary damage from excitoxicity

repeated blows specific

• secondary impact syndrome
• CTE

Question 2

What kind of forces leads to white matter/axonal damage

Answer 2

twisting and tearing in the brain

Question 3

Explain secondary impact syndrome

Answer 3

• back to back concussions leads to a loss in the auto-regulation of blood supply
• This causes vascular engorgement (essentially herniating your brain) and rapid brain stem failure

Question 4

CTE that results from lots of TBI, causes a loss of what? and causes what condition to have an earlier onset?

Answer 4

• loss of functional reserve

- makes onset of dementia earlier