🧠ap psychology review

Posttraumatic stress disorder (PTSD)

Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2027 exam
Verified for the 2027 examWritten by the Fiveable Content Team • Last updated August 2025

Definition

A trauma and stressor-related disorder characterized by symptoms such as hypervigilance, severe anxiety, flashbacks, insomnia, emotional detachment, and hostility following exposure to a traumatic or stressful event.

AP course connection

Topic 5.4: 5.4 Selection of Categories of Psychological Disorders

Unit 5

"Posttraumatic stress disorder (PTSD)" also found in: