Mark L. Ettenhofer

Oculomotor and Cognitive Correlates of White Matter Organization in Military Personnel with Chronic Mild, Moderate, and Severe Traumatic Brain Injury

Sarah I. Gimbel, Mark L. Ettenhofer, Rujvi Kamat, Jenna K. Trotta et autres

INTRODUCTION: Traumatic Brain Injury (TBI) often involves diffuse axonal injury that is difficult to detect with clinical neuroimaging and may not be fully captured by standard cognitive tests. This study investigated the link between white matter microstructure, assessed by Diffusion Tensor Imaging …

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Heart rate variability in unstably housed Veterans with mental health conditions

Tara A. Austin, Amber V. Keller, Arpi Minassian, Jessica J. Zakrzewski et autres

OBJECTIVE: Almost 10% of Veterans have experienced homelessness, which is associated with complex healthcare needs and high levels of physical and mental health comorbidities. Measures of autonomic nervous system dysregulation, including higher resting heart rate (HR) and lower time domain and higher …

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Aerobic exercise and brain structure among military service members and Veterans with varying histories of mild traumatic brain injury: A LIMBIC-CENC exploratory investigation

Samuel R. Walton, John J. Fraser, Jessie R. Oldham, Mark L. Ettenhofer et autres

OBJECTIVES: To explore associations of recent moderate-to-vigorous aerobic exercise (MVAE) participation and lifetime mild traumatic brain injury (mTBI) history with measures of brain gray matter volumes among military service members and Veterans (SMVs). METHODS: Participants (n = 1,340; aged 41.3 ± 10.3 …

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Multiple factors contribute to pupillary light reflex: implications for screening of traumatic brain injury in military service members

Michael N. Dretsch, Katie M Williams, Diana P Evans, Katrina Monti et autres

Objectives This study aimed to assess the contribution of demographics, medical history, and psychological health to pupillary light reflex (PLR) indices in Service members with and without a history of mild traumatic brain injury (mTBI). Methods PLR data from NeurOptics NPi-300 were …

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Authors’ Response to “Revisiting Subject-Specific Analyses in Neuroimaging Data Using “Z-Score” Methods”

Sarah I. Gimbel, Lars D. Hungerford, Elizabeth W. Twamley, Mark L. Ettenhofer

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A - 32 The Patient Global Impression of Change—a Powerful Complimentary Tool for Assessing Improvement in Concussion Patients

Lars D. Hungerford, Rosemay A. Remigio‐Baker, Jason M. Bailie, Brian J. Ivins et autres

Abstract Objective The purpose of this study was to determine the extent to which patient’s perspective of symptom improvement, as indexed by the Patient Global Impression of Change (PGIC) survey, is associated with symptom improvement on common measures of neurobehavioral and mental …

The Patient Global Impression of Change as a complementary tool to account for neurobehavioral and mental health symptom improvement for patients with concussion

Rosemay A. Remigio‐Baker, Lars D. Hungerford, Jason M Bailie, Brian J. Ivins et autres

Purpose The purpose of this study was to determine the extent to which patient’s perspective of symptom improvement, as indexed by the Patient Global Impression of Change (PGIC) survey, is associated with symptom improvement on common measures of neurobehavioral and mental health …

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The Impact of Lifetime Traumatic Brain Injury (TBI) on Mental Health Symptoms among Service Members in Interdisciplinary TBI Programs

Rosemay A. Remigio‐Baker, Jason M. Bailie, Mark L. Ettenhofer, Evelyn Cordero et autres

INTRODUCTION: Traumatic brain injury (TBI) is highly prevalent among active duty service members (ADSMs) and imposes a significant health burden, particularly on mental health (e.g., post-traumatic stress disorder [PTSD] and depressive symptoms). Little is known about how TBI setting characteristics impact PTSD …

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1 Neurocognitive Correlates of Oculomotor Performance among U.S. Military Personnel with Mild Traumatic Brain Injury

Mark L. Ettenhofer, Sarah I. Gimbel, Jenna K. Trotta, Stephanie Agtarap et autres

Objective: To examine neurocognitive correlates of oculomotor performance among U.S. military personnel with history of mild traumatic brain injury (mTBI). Participants and Methods: A series of studies (total n=356) were conducted to examine saccadic eye movements and manual button presses collected in …

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White Matter Organization and Cortical Thickness Differ Among Active Duty Service Members With Chronic Mild, Moderate, and Severe Traumatic Brain Injury

Sarah I. Gimbel, Lars D. Hungerford, Elizabeth W. Twamley, Mark L. Ettenhofer

= 21). Data were collected on a Philips Ingenia 3T MRI with DTI in 32 directions. Results demonstrated that history of TBI was associated with differences in white matter microstructure, white matter volume, and cortical thickness in both mild TBI and moderate-to-severe …

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Impact of depression and post-traumatic stress on manual and oculomotor performance in service members with a history of mild TBI

Lars D. Hungerford, Stephanie Agtarap, Mark L. Ettenhofer

OBJECTIVE: To determine the impact of depression and post-traumatic stress on an automated oculomotor and manual measure of visual attention, compared to conventional neuropsychological assessment. Setting: Military traumatic brain injury (TBI) rehabilitation program. PARTICIPANTS: 188 Active Duty Service Members (ADSM) with a …

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209. Use of the Bethesda Eye and Attention Measure as a Neuropsychological Screening Measure for Veterans With Mental Health Conditions at Risk for Homelessness

Jessica J. Zakrzewski, Mark L. Ettenhofer, Amber V. Keller, Tara A. Austin et autres

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