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Post-traumatic Stress Disorder01:27

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Post-traumatic stress disorder (PTSD) is a psychiatric condition that arises following exposure to traumatic events such as natural disasters, forced displacement, or severe accidents. It significantly impairs individuals' ability to cope with daily activities and disrupts their emotional and psychological equilibrium.
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
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The Association between Psychiatric Comorbidities and Outcomes for Inpatients with Traumatic Brain Injury.

Michael G Brandel1, Brian R Hirshman1,2, Brandon A McCutcheon3

  • 11 School of Medicine, University of California San Diego , La Jolla, California.

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|August 31, 2016
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Psychiatric disorders impact traumatic brain injury (TBI) outcomes. Some conditions like depression and anxiety may reduce TBI mortality, while others like psychosis increase adverse discharge risks.

Keywords:
OSHPDTBImortalityoutcomespsychiatric comorbidities

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Public Health

Background:

  • Traumatic brain injury (TBI) is linked to psychiatric disorders.
  • The influence of pre-existing psychiatric conditions on TBI patient outcomes remains less understood.
  • Understanding these interactions is crucial for improving patient care and recovery.

Purpose of the Study:

  • To investigate the association between comorbid psychiatric disorders and outcomes in patients hospitalized for acute subdural hemorrhage (a type of TBI).
  • To analyze how specific psychiatric diagnoses affect mortality and discharge disposition following TBI.
  • To identify potential mechanisms underlying these observed associations.

Main Methods:

  • Retrospective observational study using large healthcare databases (California OSHPD and Nationwide Inpatient Sample).
  • Identification of patients with acute subdural hemorrhage using ICD-9 codes.
  • Analysis of outcomes including mortality and adverse discharge, comparing patients with and without comorbid psychiatric diagnoses.

Main Results:

  • Depression, bipolar disorder, and anxiety diagnoses were associated with reduced in-hospital mortality after TBI.
  • Psychosis and schizophrenia diagnoses were linked to increased adverse discharge.
  • Anxiety was also associated with reduced adverse discharge, while depression and bipolar disorder showed no significant effect on discharge disposition.

Conclusions:

  • Comorbid psychiatric diagnoses show varied associations with TBI outcomes, including decreased mortality and increased adverse discharge.
  • Potential underlying mechanisms include medication effects, disorder pathophysiology, or under-coding in severe cases.
  • Further research into these associations may reveal therapeutic targets for improved TBI patient outcomes.