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Flashcards in PTSD Deck (7)

What are the Brain Parts that are involved in fear?

Amygala - threat processing

Ventromedial Prefrontal Cortex - fear regulation and controls amygdala


Hippocampus - provides context of fear


What are the neurocircuitry changes that you see in PTSD?

Increased Amygdala activity and decreased VMPFC activity 


What are biological markers of PTSD?

increased autonomic activity - HR and skin conductance

Increased Facial muscle repsonse

Increased startle

+/- Cortisol elevation 


Criteria (DSM5) for PTSD?

A) direct exposure/experience/witness to threat/trauma

B) one or more intrusion symptoms: recurrent memories, recurrent dreams, flashbacks, prolonged physiological distress, marked physical reactions 


C) Persistence of avoidance behaviors - avoiding memories, reminders, situations 


D) Alterations in cognition and mood about the event - can't remember parts, feeling something's wrong, distorted cognitions, persistent negative emotional state, less interest in activities, feeling detached/estranged from others, inability to experience positive emotions


E) Alterations in arousal and activity - hypervigilance, angry outbursts, reckless behavior, STARTLE RESPONSE, sleep or concentration problems




What are the Dissociative Symptoms of PTSD?

Depersonalization - unreal feeling of self or body

Derealization - world around them unreal 


Non-Pharmacological treatments for PTDS?

2 Types of Psychotherapy:

CBT - go back to make sense of event

Prolonged Exposure - talk about experience for HOURS to process event


Medications used to treat PTSD?


Antidepressants if have additional affective disorder


Benzodiazepines - try to avoid bc get easily hooked


Prazosin - Alpha 1 Adrenergic for nightmares