Publications by authors named "Newcombe V"

The age-specific incidence of traumatic brain injury in older adults is rising in high-income countries, mainly due to an increase in the incidence of falls. The severity of traumatic brain injury in older adults can be underestimated because of a delay in the development of mass effect and symptoms of intracranial haemorrhage. Management and rehabilitation in older adults must consider comorbidities and frailty, the treatment of pre-existing disorders, the reduced potential for recovery, the likelihood of cognitive decline, and the avoidance of future falls.

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Background: Even patients with normal computed tomography (CT) head imaging may experience persistent symptoms for months to years after mild traumatic brain injury (mTBI). There is currently no good way to predict recovery and triage patients who may benefit from early follow-up and targeted intervention. We aimed to assess if existing prognostic models can be improved by serum biomarkers or diffusion tensor imaging metrics (DTI) from MRI, and if serum biomarkers can identify patients for DTI.

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Background And Objectives: There is seemingly contradictory evidence concerning relationships between day-of-injury biomarkers and outcomes after mild traumatic brain injury (mTBI). To address this issue, we examined the association between a panel of biomarkers and multidimensional TBI outcomes.

Methods: Participants with mTBI (Glasgow coma scores [GCSs] 13-15) were selected from Collaborative European NeuroTrauma Effectiveness Research in Traumatic Brain Injury, a European observational study recruiting patients with TBI with indication for brain CT and presentation within 24 hours.

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Article Synopsis
  • A chronic subdural haematoma (cSDH) is an increasingly common condition in older adults, characterized by a collection of fluid and blood in the subdural space, with no existing guidelines for optimal care from symptom onset to recovery.
  • This paper outlines the creation of consensus-based recommendations for the management of cSDH, developed by a multidisciplinary committee that included healthcare professionals, patients, and caregivers.
  • The final guideline features 67 recommendations spread across eight themes, addressing key aspects such as diagnosis, surgical procedures, non-operative management, and post-operative care despite a general lack of high-quality evidence in the literature.
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  • Post-mortem studies reveal that patients who died from COVID-19 often show brainstem damage, which may result from immune responses during and after the infection.
  • Symptoms such as fatigue, breathlessness, and chest pain in post-hospitalization COVID-19 patients may be linked to these brainstem abnormalities.
  • Using advanced MRI techniques, a study found increased susceptibility in key brainstem regions of COVID-19 survivors, indicating a correlation between these changes and the severity of their illness and recovery outcomes.
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Acute traumatic brain injury (TBI) is associated with substantial abnormalities in lipid biology, including changes in the structural lipids that are present in the myelin in the brain. We investigated the relationship between traumatic microstructural changes in white matter from magnetic resonance imaging (MRI) and quantitative lipidomic changes from blood serum. The study cohort included 103 patients from the Collaborative European NeuroTrauma Effectiveness Research in TBI (CENTER-TBI) study.

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Background: Traumatic brain injury is conventionally categorised as mild, moderate, or severe on the Glasgow Coma Scale (GCS). Recently developed biomarkers can provide more objective and nuanced measures of the extent of brain injury.

Methods: Exposure-response relationships were investigated in 2479 patients aged ≥16 enrolled in the Collaborative European NeuroTrauma Effectiveness Research in Traumatic Brain Injury (CENTER-TBI) prospective observational cohort study.

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Introduction: Mild traumatic brain injury (mTBI) is a leading cause of morbidity and mortality, with approximately 1 out of 200 people each year sustaining an mTBI in Europe. There is a growing awareness that recovery may take months or years. However, the exact time frame of recovery remains ill-defined in the literature.

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Background: Degenerative cervical myelopathy (DCM) is a slow-motion spinal cord injury caused via chronic mechanical loading by spinal degenerative changes. A range of different degenerative changes can occur. Finite element analysis (FEA) can predict the distribution of mechanical stress and strain on the spinal cord to help understand the implications of any mechanical loading.

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Objective: The long-term consequences of traumatic brain injury (TBI) on brain structure remain uncertain. Given evidence that a single significant brain injury event increases the risk of dementia, brain-age estimation could provide a novel and efficient indexing of the long-term consequences of TBI. Brain-age procedures use predictive modeling to calculate brain-age scores for an individual using structural magnetic resonance imaging (MRI) data.

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Background: After a mild traumatic brain injury (mild TBI,) a significant number of patients may experience persistent symptoms and disabilities for months to years. Early identification and timely management of persistent symptoms may help to reduce the long-term impacts of mild TBIs. There is currently no formalised method for identifying patients with persistent symptoms after mild TBI once they are discharged from emergency department.

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  • The study aims to update clinical guidelines for hemodynamic management in patients with acute traumatic spinal cord injury (SCI) to improve neurological outcomes through targeted mean arterial pressure (MAP) augmentation.
  • Key recommendations include defining optimal ranges for MAP, determining how long to maintain MAP augmentation, and selecting appropriate vasopressors for treatment.
  • A multidisciplinary guideline development group conducted a systematic review of existing literature and assessed previous guidelines to ensure comprehensive and evidence-based recommendations for enhancing spinal cord perfusion and recovery outcomes.
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Study Design: Clinical practice guideline development.

Objectives: Acute spinal cord injury (SCI) can result in devastating motor, sensory, and autonomic impairment; loss of independence; and reduced quality of life. Preclinical evidence suggests that early decompression of the spinal cord may help to limit secondary injury, reduce damage to the neural tissue, and improve functional outcomes.

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  • The study aimed to develop clinical guidelines for using intraoperative neuromonitoring (IONM) to detect spinal cord injuries during spine surgery, targeting high-risk patients and establishing management protocols.
  • The research involved a systematic review following PRISMA standards and GRADE protocols, with an international team reaching consensus on recommendations for IONM effectiveness and diagnostic accuracy.
  • Key recommendations included using IONM for high-risk spine surgery patients and promoting proactive identification and interdisciplinary management strategies for those at risk of intraoperative spinal cord injury.
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A common neurosurgical condition, chronic subdural haematoma (cSDH) typically affects older people with other underlying health conditions. The care of this potentially vulnerable cohort is often, however, fragmented and suboptimal. In other complex conditions, multidisciplinary guidelines have transformed patient experience and outcomes, but no such framework exists for cSDH.

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  • Acute brain injuries, like traumatic brain injuries and strokes, are major causes of death and long-term disabilities around the world.
  • These injuries have different starting causes but share similar problems afterward that affect healing and recovery.
  • A recent course taught doctors new ways to help brain injury patients by using special monitoring and treatments to improve blood flow to the brain and understand recovery possibilities better.
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The Australian Traumatic Brain Injury Initiative (AUS-TBI) aims to co-design a data resource to predict outcomes for people with moderate-severe traumatic brain injury (TBI) across Australia. Fundamental to this resource is the data dictionary, which is an ontology of data items. Here, we report the systematic review and consensus process for inclusion of biological markers in the data dictionary.

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Background: Degenerative cervical myelopathy (DCM) is the most common cause of adult spinal cord dysfunction globally. Associated neurological symptoms and signs have historically been explained by pathobiology within the cervical spine. However, recent advances in imaging have shed light on numerous brain changes in patients with DCM, and it is hypothesised that these changes contribute to DCM pathogenesis.

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Introduction: The epidemiology and prognosis of the isolated traumatic brain injury (TBI) and spinal cord injury (SCI) are well studied. However, the knowledge of the impact of concurrent neurotrauma is very limited.

Research Questions: To characterize the longitudinal incidence of concurrent TBI and SCI and to investigate their combined impact on clinical care and outcomes, compared to a comparative but isolated SCI or TBI.

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Article Synopsis
  • Degenerative cervical myelopathy (DCM) results from spinal degeneration that affects the cervical spinal cord, while asymptomatic spinal cord compression (ASCC) is often incidental and poorly understood in comparison to DCM.
  • This research analyzed a cohort of 155 patients to explore the differences in degenerative changes between those with DCM and those with ASCC using advanced analytic techniques.
  • Findings revealed that specific degenerative conditions, such as expanded foraminal stenosis (ELF) and congenital stenosis, were more likely in DCM patients, leading to the identification of four distinct subgroups that warrant further investigation.
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