Traumatic brain injury (TBI) and substance use disorders (SUDs) frequently co-occur. Individuals with histories of alcohol or other drug use are at greater risk for sustaining TBI, and individuals with TBI frequently misuse substances before and after injury. Further, a growing body of literature supports the relationship between comorbid histories of mild TBI (mTBI) and SUDs and negative outcomes. Alcohol and other drug use are strongly associated with risk taking. Disinhibition, impaired executive function, and/or impulsivity as a result of mTBI also contribute to an individual's proclivity towards risk-taking. Risk-taking behavior may therefore, be a direct result of SUD and/or history of mTBI, and risky behaviors may predispose individuals for subsequent injury or continued use of substances. Based on these findings, evaluation of risk-taking behavior associated with the co-occurrence of SUD and mTBI should be a standard clinical practice. Interventions aimed at reducing risky behavior among members of this population may assist in decreasing negative outcomes. A novel intervention (Substance Use and Traumatic Brain Injury Risk Reduction and Prevention (STRRP)) for reducing and preventing risky behaviors among individuals with co-occurring mTBI and SUD is presented. Areas for further research are discussed.
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http://dx.doi.org/10.1155/2012/174579 | DOI Listing |
JMIR Res Protoc
January 2025
INSERM, Methods in Patient-Centered Outcomes and Health Research, SPHERE, F-44000, Nantes Université, University of Tours, Nantes, France.
Background: : With more than 60 million new cases around the world each year, traumatic brain injury (TBI) causes substantial mortality and morbidity. Managing TBI is a major human, social, and economic concern. In the last 20 years, there has been an increase in clinical trials in neurocritical care, leading mostly to negative results.
View Article and Find Full Text PDFJ Trauma Acute Care Surg
December 2024
From the Department of Surgery, University of Cincinnati, Cincinnati, Ohio.
Background: Red blood cell (RBC) aggregation can be initiated by calcium and tissue factor, which may independently contribute to microvascular and macrovascular thrombosis after injury and transfusion. Previous studies have demonstrated that increased blood storage duration may contribute to thrombotic events. The aims of this study were to first determine the effect of blood product components, age, and hematocrit (HCT) on the aggregability of RBCs, followed by measurement of RBC aggregability in two specific injury models including traumatic brain injury (TBI) and hemorrhagic shock.
View Article and Find Full Text PDFAm J Phys Med Rehabil
December 2024
Melbourne School of Psychological Sciences, The University of Melbourne, Victoria 3010, Australia.
Objective: Fatigue and subjective sleep disturbance are elevated after mild traumatic brain injury (mTBI), raising the question of whether mTBI-specific factors contribute to the experience of fatigue and subjective sleep disturbance after mTBI.
Design: 110 premorbidly healthy individuals who had suffered a traumatic injury during an accident approximately 8 weeks prior were examined and assessed with subjective measures of fatigue and sleep disturbance, psychological distress and pain.
Results: Individuals with a traumatic injury reported significant elevations in most fatigue and all subjective sleep disruption components compared to community-based control participants (n = 45).
PLoS One
January 2025
Department of Diagnostic and Health Sciences, College of Health Professions, University of Tennessee Health Science Center, Memphis, TN, United States of America.
For patients hospitalized with COVID-19, delirium is a serious and under-recognized complication, and people experiencing homelessness (PEH) may be at greater risk. This retrospective cohort study compared delirium-associated risk factors and clinical outcomes between PEH and non-PEH. This study used patient records from 154 hospitals discharged from 2020-2021 from the Texas Inpatient Public Use Data file.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Boston University Chobanian & Avedisian School of Medicine, Boston, MA, USA.
Background: Enlarged perivascular spaces (ePVS) on MRI can signal impaired cerebral fluid clearance and predict dementia risk. Risk factors and biological correlates of ePVS are uncertain partially due to the lack of pathological correlation studies. Repetitive head impacts (RHI) from contact sports might represent one risk factor for ePVS, given their association with vascular pathologies and chronic traumatic encephalopathy (CTE), a neurodegenerative disease characterized by perivascular p-tau aggregates.
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