Concussions: Kanoff

Question 1

What test is done on the sidelines at sporting events to test visual tracking (reading) after an injury?

Answer 1

King-Devick test

Question 2

After you suffer a head injury, you are at increased risk of another one for the next 10 days because?

Answer 2

Reaction time, spatial awareness, and concentration all decrease.

Question 3

What are the behavioral changes that occur in CTE? young vs. old.

Answer 3

Aggression, depression (young)

Dementia (old)

Question 4

Where does Tau deposit in CTE?

Answer 4

Thalamus, Amygdala, and depths of sulk (Perivascular space)

Question 5

What is a concussion?

Answer 5

any neurological symptom due to an impulse to the brain.

Question 6

Do kids with ADD get concussions more than those without?

Answer 6

yup

Question 7

What will a tensor MRI show?

Answer 7

Physical disruption to an axon

Question 8

Does lower performance or brain atrophy occur first?

Answer 8

Brain atrophy precedes lower performance

Question 9

What is post concussive syndrome?

Answer 9

Not a disease, persistent symptoms referable to concussion lasting beyond 1 month.

Question 10

What is a post-traumatic headache?

Answer 10

Headache beyond 2 months post injury

Question 11

What is the physiology of a concussion?

Answer 11

Disruption of cell function, ion channels leak, calcium influx, cell dysfunction and damage.

Question 12

If you detect GFAP in a spinal tap, what does that suggest?

Answer 12

That the axons are not healed

Question 13

Is hyperbaric oxygen helpful for post concussive syndrome?

Answer 13

No