Publications by authors named "Laura S Blackwell"

Objective: To understand how methylphenidate (MPH) is used in youth with traumatic brain injury (TBI) during inpatient pediatric rehabilitation.

Setting: Inpatient pediatric rehabilitation.

Participants: In total, 234 children with TBI; 62 of whom received MPH and 172 who did not.

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Background: Firearm-related injuries (FRI) are an increasing cause of death and injury in children. The etiology for this rise is multifactorial and includes socioeconomic factors. Despite its prevalence and documented increase over COVID-19, there is a paucity of research on disparities and the influence of social determinants of health (SDH) in pediatric FRI.

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Introduction: Social determinants of health (SDH) are factors that may impact outcomes following pediatric traumatic brain injuries (TBI). The purpose of this study was to investigate the relationship between race and functional outcomes in a diverse pediatric population. We further explored how this association may be modified by SDH factors, including insurance status, social vulnerability, and child opportunity.

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Traumatic brain injury (TBI) is a serious public health concern impacting millions of children and adolescents each year. Experiencing a brain injury during key critical periods of brain development can affect the normal formation of brain networks that are responsible for a range of complex neurocognitive outcomes. In addition, there are multiple pre- and postinjury factors that influence the trajectory of recovery and outcomes.

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Blood based traumatic brain injury (TBI) biomarkers offer additional diagnostic, therapeutic, and prognostic utility. While adult studies are robust, the pediatric population is less well studied. We sought to determine whether plasma osteopontin (OPN) and S100B alone or in combination predict mortality, head Computed tomography (CT) findings, as well as 6-month functional outcomes after TBI in children.

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This study sought to evaluate the candidacy of plasma osteopontin (OPN) as a biomarker of COVID-19 severity and multisystem inflammatory condition in children (MIS-C) in children. A retrospective analysis of 26 children (0-21 years of age) admitted to Children's Healthcare of Atlanta with a diagnosis of COVID-19 between March 17 and May 26, 2020 was undertaken. The patients were classified into three categories based on COVID-19 severity levels: asymptomatic or minimally symptomatic (control population, admitted for other non-COVID-19 conditions), mild/moderate, and severe COVID-19.

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Anti-N-methyl-d-aspartate receptor encephalitis (ANMDARE) is a neurologic disorder that is becoming more recognized in children and adolescents. Early studies suggested that patients typically recover well, but more recent data suggests that children may experience persistent cognitive deficits, especially in verbal memory and executive functioning. The aims of this study are to evaluate areas of impairment and to characterize neuropsychological outcomes in pediatric patients with ANMDARE.

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Objectives: To describe dosing practices for amantadine hydrochloride and related adverse effects among children and young adults with traumatic brain injury (TBI) admitted to pediatric inpatient rehabilitation units.

Setting: Eight pediatric acute inpatient rehabilitation units located throughout the United States comprising the Pediatric Brain Injury Consortium.

Participants: Two-hundred thirty-four children and young adults aged 2 months to 21 years with TBI.

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Objectives: To characterize the demographics, clinical course, and predictors of cognitive recovery among children and young adults receiving inpatient rehabilitation following pediatric traumatic brain injury (TBI).

Design: Retrospective observational, multicenter study.

Setting: Eight acute pediatric inpatient rehabilitation facilities in the United States with specialized programs for treating patients with TBI.

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Objective: The management of hydrocephalus resulting from intraventricular hemorrhage related to extreme prematurity remains demanding. Given the complexities of controlling hydrocephalus in this population, less commonly used procedures may be required. The authors examined the utility of ventriculogallbladder (VGB) shunts in a series of such children.

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Traumatic brain injury (TBI) is a major cause of morbidity and mortality in children; survivors experience long-term cognitive and motor deficits. To date, studies predicting outcome following pediatric TBI have primarily focused on acute behavioral responses and proxy measures of injury severity; unsurprisingly, these measures explain very little of the variance following heterogenous injury. In adults, certain acute imaging biomarkers help predict cognitive and motor recovery following moderate to severe TBI.

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Background: Acute flaccid myelitis has emerged as the leading cause of acute flaccid paralysis in children. Acute flaccid myelitis leads to significant physical disability; hence, objective outcome measures to study disease severity and progression are desirable. In addition, nerve transfer to improve motor function in affected children needs further study.

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Objective: Traumatic brain injury (TBI) is the leading cause of morbidity and mortality in children and adolescents. This study examines the early cognitive-linguistic recovery of pediatric patients who sustained TBI and required inpatient rehabilitation and investigates the contribution of various demographic, clinical, and preinjury factors to recovery.

Methods: A retrospective chart review of children and adolescents, ages 3-20 years, admitted to an inpatient rehabilitation unit.

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Objective: To examine levels of plasma osteopontin (OPN), a recently described neuroinflammatory biomarker, in children with abusive head trauma (AHT) compared with children with other types of traumatic brain injury (TBI).

Study Design: The study cohort comprised children aged <4 years diagnosed with TBI and seen in the intensive care unit in a tertiary children's hospital. Patients were classified as having confirmed or suspected AHT or TBI by other mechanisms (eg, motor vehicle accidents), as identified by a Child Protection Team clinician.

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Traumatic brain injury (TBI) is the leading cause of death in children and adolescents in developed countries, but there are no blood-based biomarkers to support the diagnosis or prognosis of pediatric TBI to-date. Here we report that the plasma levels of osteopontin (OPN), a phosphoprotein chiefly secreted by macrophages and/or activated microglia, may contribute to this goal. In animal models of TBI, while OPN, fibrillary acidic protein (GFAP), and matrix metalloproteinase 9 (MMP-9) were all readily induced by controlled cortical impact in the brains of one-month-old mice, only OPN and GFAP ascended in the blood in correlation with high neurological severity scores (NSS).

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Objective: The aims of the current study were to characterize the demographic and clinical presentation of pediatric patients diagnosed with anti-N-methyl-D-aspartate receptor encephalitis who require inpatient rehabilitation, to examine early functional outcomes, and to investigate predictors of early recovery.

Design: A retrospective chart review was conducted for 27 pediatric patients diagnosed with anti-N-methyl-D-aspartate receptor encephalitis who received intensive inpatient neurorehabilitation.

Results: On average, patients were 10.

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OBJECTIVE Evidence shows mixed efficacy of applying guidelines for the treatment of traumatic brain injury (TBI) in children. A multidisciplinary team at a children's health system standardized intensive care unit-based TBI care using guidelines and best practices. The authors sought to investigate the impact of guideline implementation on outcomes.

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Objective: To evaluate the potential impact of a concussion management education program on community-practicing pediatricians.

Study Design: We prospectively surveyed 210 pediatricians before and 18 months after participation in an evidence-based, concussion education program. Pediatricians were part of a network of 38 clinically integrated practices in metro-Atlanta.

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The authors conducted a cross-sectional survey of Massachusetts school nurses examining return-to-learn practices for children recovering from concussion in prekindergarten through high school. Regardless of school setting, all students received academic accommodations to support learning during recovery. School nurses perceived less benefit to prolonged cognitive rest (>4 days) for high school students relative to students in elementary school, but provided academic accommodations to them for comparatively longer periods of time (10-14 days vs 6-10 days).

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Background: Cystic fibrosis (CF) is a progressive, life-shortening disease currently treated symptomatically. Among the consequences of daily treatments and long-term progression of the disease is significant discomfort and pain. This study measured pain systematically in adolescents with CF using a pain diary, and evaluated its associations with treatment adherence, psychological symptoms, and health-related quality of life (HRQOL).

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Patient-reported outcomes (PROs) have been successfully developed for a variety of chronic respiratory diseases, such as asthma and cystic fibrosis (CF). They have recently been used to evaluate the efficacy of new medications and assess current patient functioning. Although regulatory bodies have favored PROs that measures symptoms, other domains of functioning, such as treatment burden, should be considered.

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Lung transplantation is a complex, high-risk, potentially life-saving therapy for the end-stage lung disease of cystic fibrosis (CF). The decision to pursue transplantation involves comparing the likelihood of survival with and without transplantation as well as assessing the effect of wait-listing and transplantation on the patient's quality of life. Although recent population-based analyses of the US lung allocation system for the CF population have raised controversies about the survival benefits of transplantation, studies from the United Kingdom and Canada have suggested a definite survival advantage for those receiving transplants.

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