You are missing some Flash content that should appear here! Perhaps your browser cannot display it, or maybe it did not initialize correctly. There are many different types of symptoms that someone can have after a trauma, but PTSD symptoms fall into 3 categories: Reliving or re-experiencing the trauma Attempts to avoid thoughts, situations, or people that are reminders of the trauma Increased anxiety or arousal, including being constantly on guard for danger, and being easily startled People with PTSD will have at least one or more symptoms of each of these categories Recognizing PTSD. Do I Have It? John's Story John is a 54-year-old man who witnessed his grandson die in an automobile accident. A semi-truck trailer crashed into the car John was driving. His grandson was a passenger in the front seat. Although John had some minor injuries after the accident, his grandson died at the scene. Before the accident, John ran a successful small business and was very close to his family. Since the accident 8 months ago, John has been having flashbacks, or very vivid images, of the crash; these flashbacks will sometimes cause him to dissociate, that is, he will lose track of where he is and feel like he is back at the scene of the accident. He is very scared of these flashbacks, and worries that it is a sign that he is going "crazy". He tries to avoid anything that reminds him of the crash, and will avoid looking at pictures of