Introduction
intraoperative adverse reactions, psychiatric, PTSD, stress disorder
DISORDER, PATHOGENESIS
Posttraumatic stress disorder (PTSD) is a psychiatric disorder that develops after experiencing major traumaThe pathogenesis of PTSD is complex, and its exact neurobiological mechanism is still unclear.Dexmedetomidine is widely used in clinical anesthesia to optimize anesthesia and analgesia effects and reduce intraoperative adverse reactions.