A psychologist is interviewing a client who reports having experienced a severe trauma; before making a diagnosis of posttraumatic stress disorder,the psychologist would want to find evidence that the client is experiencing

Question

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According to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5), persistent symptoms of increased arousal, such as hypervigilance, irritability, and sleep disturbances, are one of the necessary criteria for a diagnosis of posttraumatic stress disorder (PTSD). Dissociative symptoms are another criterion, but they are not the only ones required for a PTSD diagnosis. Depression and physical symptoms, while possibly present in someone with PTSD, are not necessary for a diagnosis of the disorder.

A Psychologist Is Interviewing a Client Who Reports Having Experienced