Posttraumatic Stress Disorder 271
Posttraumatic Stress Disorder
Diagnostic Criteria 309.81 (F43.10)
Posttraumatic Stress Disorder 
Note:  The following criteria apply to adults, adolescents, and children older than 6 years.
For children 6 years and younger, see corresponding criteria below.
A. Exposure to actual or threatened death, serious injury, or sexual violence in one (or
more) of the following ways:
1. Directly experiencing the traumatic event(s).
2. Witnessing, in person, the event(s) as it occurred to others.
3. Learning that the traumatic event(s) occurre d to a close family member or close
friend. In cases of actual or threatened death of a family member or friend, the
event(s) must have been violent or accidental.
4. Experiencing repeated or extreme exposure to aversive details of the traumatic
event(s) (e.g., first responders collecting human remains; police officers repeatedly
exposed to details of child abuse).
Note:  Criterion A4 does not apply to exposur e through electronic media, television,
movies, or pictures, unless this exposure is work related.
B. Presence of one (or more) of the following intrusion symptoms associated with the
traumatic event(s), beginning after the traumatic event(s) occurred:
1. Recurrent, involuntary, and intrusive dist ressing memories of the traumatic event(s).
Note:  In children older than 6 years, repetitive play may occur in which themes or
aspects of the traumatic event(s) are expressed.
2. Recurrent distressing dreams in which the content and/or affect of the dream are
related to the traumatic event(s).
Note:  In children, there may be frightening dreams without recognizable content.