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Post-traumatic stress disorder or emergence phenomena? A case of psychomotor agitation after procedural sedation and analgesia

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Published/Copyright: December 25, 2019

Abstract

Background

Psychomotor agitation can be problematic in an overcrowded emergency department (ED) during uncontrolled procedural sedation. Although emergence phenomena have been studied, various presentations may exist.

Case presentation

During procedural sedation, a 58-year-old man was sedated with a dissociative dose of ketamine in conjunction with propofol. His shoulder dislocation was reduced successfully but eventually, an exaggerated agitation occurred resembling a post-traumatic stress disorder (PTSD) flashback of past war scenes He was controlled by physical and chemical restraint with an intramuscular injection of 0.1 mg/kg midazolam. After resolution of sedation in rather stable psychiatric conditions, he left the ED with his relatives insisting for discharge against medical advice.

Conclusions

A PTSD flashback may occur from ketamine sedation in patients with a past history of military experience and can be a manifestation of psychologic adverse effects of ketamine.

  1. Author contributions: All the authors have accepted responsibility for the entire content of this submitted manuscript and approved submission.

  2. Research funding: None declared.

  3. Employment or leadership: None declared.

  4. Honorarium: None declared.

  5. Competing interests: The funding organization(s) played no role in the study design; in the collection, analysis, and interpretation of data; in the writing of the report; or in the decision to submit the report for publication.

  6. Ethical approval:The research related to human use has complied with all the relevant national regulations, institutional policies and has been conducted in accordance with the tenets of the Helsinki Declaration, and it has been approved by the authors’ Institutional Review Board or equivalent committee.

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Received: 2019-09-08
Accepted: 2019-11-28
Published Online: 2019-12-25
Published in Print: 2019-12-18

© 2019 Walter de Gruyter GmbH, Berlin/Boston

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