Lecture 33 - PTSD Flashcards Preview

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Flashcards in Lecture 33 - PTSD Deck (4):
1

Biology of fear and changes on neurofunctional imaging in PTSD

Amygdala -- threat processing; increased activity

Ventromedial Prefrontal Cortex -- fear regulation; decreased activity

Hippocampus -- fear remmebering; interpretation of context

2

Criteria for PTSD:
- A)
B)
C)
D)
E)
F) Duration

A) An exposure to a traumatizing event (having it happen to you, or witnessing it; learning something traumatic happened to a loved one; repeated expsoures to aversive events)

B) Intrusive Sx: Dreams, memories, flashbacks; psycholigcal responses to cues; physiological responses to cues

C) Avoidance behaviors -- 1+

D) Alertation is cognition and mood --- 2+

E) Chnagesin arousal and reactivity -- 2+

F) 6 months; causes impairment

3

Specifiers of PTSD

1) With dissociative Symptoms -- Depersonalization, Derealization


2) With Delayed Expression--- doesn't manifest until 6 months later

4

Treatment for PTSD

CBT
Group therapy


SSRIs
Venlafaxine (SNRI, effexor)