Joshua B Ewen

Summary

Affiliation: Kennedy Krieger Institute
Country: USA

Publications

  1. pmc Dynamics of functional and effective connectivity within human cortical motor control networks
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger Institute, 707 N Broadway, Baltimore, MD 21205, USA Department of Neurology, Johns Hopkins University School of Medicine, 600 N Wolfe Street, Baltimore, MD 21287, USA Electronic address
    Clin Neurophysiol 126:987-96. 2015
  2. pmc Cognitive and EEG fluctuation in benign childhood epilepsy with central-temporal spikes: a case series
    Joshua B Ewen
    Kennedy Krieger Institute, Neurology and Developmental Medicine, 707N Broadway Baltimore, MD 21205, United States
    Epilepsy Res 97:214-9. 2011
  3. pmc Multiple task interference is greater in children with ADHD
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger Institute, Baltimore, Maryland, USA
    Dev Neuropsychol 37:119-33. 2012
  4. pmc Use of quantitative EEG in infants with port-wine birthmark to assess for Sturge-Weber brain involvement
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger Institute, Baltimore, MD 21205, USA
    Clin Neurophysiol 120:1433-40. 2009
  5. ncbi request reprint Myoclonic-astatic epilepsy in a child with Sturge-Weber syndrome
    Joshua B Ewen
    Department of Neurology, The Johns Hopkins Medical Institutions, Baltimore, Maryland 21287, USA
    Pediatr Neurol 36:115-7. 2007
  6. pmc Decreased Modulation of EEG Oscillations in High-Functioning Autism during a Motor Control Task
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger InstituteBaltimore, MD, USA Department of Neurology, Johns Hopkins University School of MedicineBaltimore, MD, USA Department of Psychological and Brain Sciences, Johns Hopkins UniversityBaltimore, MD, USA
    Front Hum Neurosci 10:198. 2016
  7. pmc Practicing Novel, Praxis-Like Movements: Physiological Effects of Repetition
    Joshua B Ewen
    Clinical Neurophysiology Laboratory, Department of Neurology and Developmental Medicine, Kennedy Krieger InstituteBaltimore, MD, USA Department of Neurology, Johns Hopkins University School of MedicineBaltimore, MD, USA Department of Psychological and Brain Sciences, Johns Hopkins University Krieger School of Arts and SciencesBaltimore, MD, USA
    Front Hum Neurosci 10:22. 2016
  8. ncbi request reprint Quantitative EEG asymmetry correlates with clinical severity in unilateral Sturge-Weber syndrome
    Laura A Hatfield
    Department of Neurology, Kennedy Krieger Institute, Baltimore, MD 21205, USA
    Epilepsia 48:191-5. 2007
  9. pmc The role of alpha oscillations in deriving and maintaining spatial relations in working memory
    Kara J Blacker
    Department of Psychological and Brain Sciences, Johns Hopkins University, 3400 N Charles St, Baltimore, MD, 21218, USA
    Cogn Affect Behav Neurosci 16:888-901. 2016
  10. pmc Technical tips: performing EEGs and polysomnograms on children with neurodevelopmental disabilities
    Valerie Paasch
    Kennedy Krieger Institute, Baltimore, Maryland, USA
    Neurodiagn J 52:333-48. 2012

Collaborators

Detail Information

Publications16

  1. pmc Dynamics of functional and effective connectivity within human cortical motor control networks
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger Institute, 707 N Broadway, Baltimore, MD 21205, USA Department of Neurology, Johns Hopkins University School of Medicine, 600 N Wolfe Street, Baltimore, MD 21287, USA Electronic address
    Clin Neurophysiol 126:987-96. 2015
    ..Praxis relies on a network consisting of inferior parietal and premotor regions, particularly on the left, and is thought to require transformation of spatio-temporal representations (parietal) into movement sequences (premotor)...
  2. pmc Cognitive and EEG fluctuation in benign childhood epilepsy with central-temporal spikes: a case series
    Joshua B Ewen
    Kennedy Krieger Institute, Neurology and Developmental Medicine, 707N Broadway Baltimore, MD 21205, United States
    Epilepsy Res 97:214-9. 2011
    ..All showed greater than normal test-retest variability. Daytime EEG abnormalities were also variable. Short-term fluctuations in cognitive function appear common in children with BECTS, potentially impacting academic performance...
  3. pmc Multiple task interference is greater in children with ADHD
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger Institute, Baltimore, Maryland, USA
    Dev Neuropsychol 37:119-33. 2012
    ..A total of 19 school-aged children with ADHD showed a prolonged PRP effect compared with 25 control children, suggesting a higher cognitive cost in ADHD for multitasking...
  4. pmc Use of quantitative EEG in infants with port-wine birthmark to assess for Sturge-Weber brain involvement
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger Institute, Baltimore, MD 21205, USA
    Clin Neurophysiol 120:1433-40. 2009
    ..The current study looks at the ability of qEEG to differentiate between infants with radiographically demonstrated SWS and those without...
  5. ncbi request reprint Myoclonic-astatic epilepsy in a child with Sturge-Weber syndrome
    Joshua B Ewen
    Department of Neurology, The Johns Hopkins Medical Institutions, Baltimore, Maryland 21287, USA
    Pediatr Neurol 36:115-7. 2007
    ..In such cases, treatment with a broad-spectrum antiepileptic may be advantageous...
  6. pmc Decreased Modulation of EEG Oscillations in High-Functioning Autism during a Motor Control Task
    Joshua B Ewen
    Department of Neurology and Developmental Medicine, Kennedy Krieger InstituteBaltimore, MD, USA Department of Neurology, Johns Hopkins University School of MedicineBaltimore, MD, USA Department of Psychological and Brain Sciences, Johns Hopkins UniversityBaltimore, MD, USA
    Front Hum Neurosci 10:198. 2016
    ..Impaired imitation has been associated with core features of ASD. Altered modulation of oscillatory activity may be mechanistically involved in those aspects of motor network function that relate to the core symptoms of ASD. ..
  7. pmc Practicing Novel, Praxis-Like Movements: Physiological Effects of Repetition
    Joshua B Ewen
    Clinical Neurophysiology Laboratory, Department of Neurology and Developmental Medicine, Kennedy Krieger InstituteBaltimore, MD, USA Department of Neurology, Johns Hopkins University School of MedicineBaltimore, MD, USA Department of Psychological and Brain Sciences, Johns Hopkins University Krieger School of Arts and SciencesBaltimore, MD, USA
    Front Hum Neurosci 10:22. 2016
    ....
  8. ncbi request reprint Quantitative EEG asymmetry correlates with clinical severity in unilateral Sturge-Weber syndrome
    Laura A Hatfield
    Department of Neurology, Kennedy Krieger Institute, Baltimore, MD 21205, USA
    Epilepsia 48:191-5. 2007
    ..SWS results in ischemic brain injury, seizures, and neurologic deficits. We hypothesized that a decrease in quantitative EEG (qEEG) power, on the affected side, correlates with clinical severity in subjects with SWS...
  9. pmc The role of alpha oscillations in deriving and maintaining spatial relations in working memory
    Kara J Blacker
    Department of Psychological and Brain Sciences, Johns Hopkins University, 3400 N Charles St, Baltimore, MD, 21218, USA
    Cogn Affect Behav Neurosci 16:888-901. 2016
    ..These results demonstrate that maintaining spatial relations and locations in WM rely on distinct neural oscillatory patterns. ..
  10. pmc Technical tips: performing EEGs and polysomnograms on children with neurodevelopmental disabilities
    Valerie Paasch
    Kennedy Krieger Institute, Baltimore, Maryland, USA
    Neurodiagn J 52:333-48. 2012
    ....
  11. pmc Altered connectivity and action model formation in autism is autism
    Stewart H Mostofsky
    Laboratory for Neurocognitive and Imaging Research, Kennedy Krieger Institute, and Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, MD 21230, USA
    Neuroscientist 17:437-48. 2011
    ..This line of study can lead to important advances in understanding the neural basis of autism and, more critically, can be used to guide effective therapies targeted at improving social, communicative, and motor function...
  12. pmc Functional status of children with encephalitis in an inpatient rehabilitation setting: a case series
    Yogita I Tailor
    Department of Physical Medicine and Rehabilitation, Sinai Hospital of Baltimore, Baltimore, MD, USA
    J Pediatr Rehabil Med 6:163-73. 2013
    ..Patterns and predictors of recovery from encephalitis are poorly understood...
  13. doi request reprint Dyspraxia in ASD: Impaired coordination of movement elements
    Danielle McAuliffe
    Department of Neurology and Developmental Medicine, Kennedy Krieger Institute, 707 N Broadway, Baltimore, Maryland, 21205
    Autism Res . 2016
    ..Such deficits could relate to models of social interaction that highlight the parallel-processing nature of social communication. Autism Res 2016,. © 2016 International Society for Autism Research, Wiley Periodicals, Inc...
  14. pmc Maintenance of relational information in working memory leads to suppression of the sensory cortex
    Akiko Ikkai
    Department of Psychological and Brain Sciences, Johns Hopkins University, Baltimore, Maryland
    J Neurophysiol 112:1903-15. 2014
    ....
  15. pmc Variations in EEG discharges predict ADHD severity within individual Smith-Lemli-Opitz patients
    John M Schreiber
    From the EEG Section, NINDS J M S, Medical Genetics Branch, National Human Genome Research Institute S E S, A L G, and Program on Developmental Endocrinology and Genetics, NICHD C A W, NIH, Bethesda Departments of Child and Adolescent Psychiatry D C L, E T and Neurology and Developmental Medicine W H T, J B E, Kennedy Krieger Institute, Baltimore Departments of Neurology W H T, J B E and Psychiatry and Behavioral Sciences E T, Johns Hopkins University School of Medicine, Baltimore, MD Department of Pediatric Neurology W H T, F D P, Penn State Hershey Children s Hospital, Hershey, PA Department of Biostatistics B S C, Johns Hopkins University School of Public Health, Baltimore, MD Department of Neurology A L G, Children s National Medical Center and George Washington University of the Health Sciences A L G, Washington, DC
    Neurology 83:151-9. 2014
    ..We sought to examine the prevalence of EEG abnormalities in Smith-Lemli-Opitz syndrome (SLOS) as well as the relationship between interictal epileptiform discharges (IEDs) and within-subject variations in attentional symptom severity...
  16. ncbi request reprint Disorders of attention or learning in neurodevelopmental disorders
    Joshua B Ewen
    Johns Hopkins University School of Medicine, Department of Pediatrics, Kennedy Krieger Institute, Baltimore, MD 21205, USA
    Semin Pediatr Neurol 12:229-41. 2005
    ..Nevertheless, failure to recognize, diagnose, and manage these disorders may result in unsuccessful community integration...