PTSD

Question 1

Lifetime prevalence of exposure to traumatic event is about

Answer 1

50-90%

Question 2

Recovery rate of PTSD is about

Answer 2

56-67%

Question 3

Lifetime prevalence of PTSD is about

Answer 3

4-10%

Question 4

PTSD changes the brain via ___ mechanisms

Answer 4

anxiety and fear

Question 5

The neurophysiologic mechanism of PTSD includes ___

Answer 5

changes in the HPA axis, high CRH with less ACHT release response to the CRH thus less cortisol

Question 6

The central brain structures affected in PTSD are

Answer 6

amygdala (fear), medial prefrontal cortex (calming down), hippocampus

Question 7

PTSD screen in primary care

Answer 7

Any experience in the past month that you:

1. Have had nightmares about it or thought about it when you did not want to?
2. Tried hard not to think about it or went out of your way to avoid situations that reminded you of it?
3. Were constantly on guard, watchful, or easily startled?
4. Felt numb or detached from others, activities, or your surroundings?

Yes to any two = positive Dx