PTSD Overview

This overview is from the United States Department of Veterans Affairs.

Posttraumatic stress disorder (PTSD) can occur after someone goes through a traumatic event like combat, assault, or disaster. Below find information and a PTSD 101 online course that provide a basic understanding of PTSD. For additional materials, also see the PTSD Overview in the Public section of our website.

  • What is PTSD?
    This PTSD 101 online course provides an overview of PTSD including diagnosis history, diagnostic criteria and symptoms, prevalence, course, comorbidities, and risk factors for civilian and Veteran populations.
  • DSM Criteria for PTSD
    Information about the current DSM-IV-TR diagnostic criteria for PTSD.
  • PTSD History and Overview
    Describes in detail the history of PTSD, the PTSD diagnosis, and the criteria needed to meet a diagnosis of PTSD.
  • Epidemiology of PTSD
    Explains epidemiology and important findings about PTSD including prevalence rates for different demographic or Veteran groups.
  • Overview of Psychotherapy for PTSD
    Reviews clinical practice guidelines for PTSD treatment. Includes discussion of research underlying unanimous support of cognitive behavioral therapies.
  • Clinician’s Guide to Medications for PTSD
    Discusses specific groups of medications used for treating PTSD, medications and psychotherapy, common barriers to effective medication treatment, excessive medications, and other considerations.

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