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PTSD: National Center for PTSD


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PTSD Essentials

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PTSD Essentials

The articles below review key information about PTSD, including diagnostic criteria, subtypes and related diagnoses, epidemiology, and a historical overview.

  • PTSD and DSM-5
    Describes the DSM-5 diagnostic criteria for PTSD, including an overview of revisions from DSM-IV.
  • Epidemiology and Impact of PTSD
    Reviews key findings about PTSD prevalence among the U.S. general population and Veterans of different service eras.
  • Acute Stress Disorder
    An overview of acute stress disorder, including: who is at risk, how is it treated, and how is it related to PTSD.
  • Dissociative Subtype of PTSD
    Describes the dissociative subtype of PTSD included in DSM-5 including a review of the rationale and evidence for inclusion, diagnosis, and treatment considerations.
  • Complex PTSD
    Causes, symptoms, and treatment considerations for Complex PTSD, a proposed disorder that can occur after prolonged, repeated trauma.
  • PTSD History and Overview
    The history of PTSD, the PTSD diagnosis, and the criteria needed to meet a diagnosis of PTSD.
  • Anniversary Reactions: Research Findings
    Discusses how the anniversary of a traumatic event can increase distress and PTSD symptoms, including research findings and suggestions for help.

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PTSD Consultation Program

Expert guidance for treating Veterans with PTSD.

PTSD Information Voice Mail: (802) 296-6300
Also see: VA Mental Health