TY - CHAP M1 - Book, Section TI - Psychiatric Trauma & Stressor-Related Disorders A1 - Raj, Kristin S. A1 - Williams, Nolan A1 - DeBattista, Charles A2 - Papadakis, Maxine A. A2 - McPhee, Stephen J. A2 - Rabow, Michael W. A2 - McQuaid, Kenneth R. Y1 - 2022 N1 - T2 - Current Medical Diagnosis & Treatment 2022 AB - ESSENTIALS OF DIAGNOSISExposure to a traumatic or life-threatening event.Flashbacks, intrusive images, and nightmares, often represent reexperiencing the event.Avoidance symptoms, including numbing, social withdrawal, and avoidance of stimuli associated with the event.Increased vigilance, such as startle reactions and difficulty falling asleep.Symptoms impair functioning. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/25 UR - accessmedicine.mhmedical.com/content.aspx?aid=1184185344 ER -