scholarly journals Sensory gating in neurodevelopmental disorders: A scoping review protocol

2020 ◽  
Author(s):  
Samantha Schulz ◽  
Kara Elise Hannah

Sensorimotor gating issues have been commonly reported in a number of neurodevelopmental disorders including autism spectrum disorder, attention-deficit/hyperactivity disorder, childhood-onset fluency disorder, and tic disorders. This review aims to explore the current understanding of sensorimotor gaiting in neurodevelopmental disorders as a possible transdiagnostic mechanism. We will apply methods according to the Joanna Briggs Institute Manual for Evidence Synthesis. We will follow the population, concept, and context scoping review eligibility criteria. Our population of interest includes individuals with neurodevelopmental disorders such as autism spectrum disorder, attention-deficit/hyperactivity disorder, childhood onset fluency disorder, and tic disorders as well as individuals from the general population who display traits associated with the disorders of interest. The concept of interest is sensorimotor gating defined as the automatic process of filtering out redundant or unnecessary sensory stimuli from environment. Finally, the context of this review is limited to human studies. Using a comprehensive search strategy in five relevant research databases (Medline, EMBASE, CINAHL, PsychInfo, and Scopus), we will search for relevant primary research articles and reviews that have been peer reviewed. Two independent reviewers will screen the titles and abstracts, full texts, and complete data extraction. Descriptive analyses will be used to summarize the characteristics and outcomes of all identified studies.

2017 ◽  
Vol 1 (1) ◽  
pp. 13
Author(s):  
Turki Homod Albatti

The new Diagnostic and Statistical Manual of Mental Disorders, 5th Edition (DSM-5) has a number of changes to what used to be disorders first diagnosed in childhood or infancy. This lecture outlines some of the major changes to these   conditions. According to the American Psychiatric Association (APA), the publisher of the DSM-5, this chapter from the DSM-IV has been superseded by a new chapter entitled, ‘Neurodevelopmental Disorders’ The new chapter includes intellectual  disability (Intellectual Developmental Disorder), communication disorders, autism spectrum disorder, attention deficit hyperactivity disorder, Specific learning disorder and motor disorders. The Neurodevelopmental Disorders section replaces the   outmoded term mental retardation with intellectual disability (intellectual developmental disorder) and defines levels of severity based on adaptive functioning and not IQ scores. Attention-deficit hyperactivity disorder (ADHD) is newly placed in the Neurodevelopmental Disorders section in DSM-5, whereas it was classified with disruptive behavior disorders in DSMIV. The biggest change in the Neurodevelopmental Disorders section in DSM-5 is the creation of a new category, Autism Spectrum Disorder, along with the elimination of the DSMIV diagnostic  category Pervasive Developmental Disorder and its subgroupings. ASD is characterized by deficits in two core domains instead of three as in DSMIV. other changes will be explain.


Autism ◽  
2016 ◽  
Vol 21 (5) ◽  
pp. 622-634 ◽  
Author(s):  
Allison B Ratto ◽  
Bruno J Anthony ◽  
Cara Pugliese ◽  
Rocio Mendez ◽  
Jonathan Safer-Lichtenstein ◽  
...  

Low-income and ethnic minority families continue to face critical disparities in access to diagnostic and treatment services for neurodevelopmental conditions, such as autism spectrum disorder and attention deficit hyperactivity disorder. Despite the growing cultural diversity of the United States, ethnic minority children and families continue to be substantially underrepresented across research on neurodevelopmental disorders, and there is a particularly concerning lack of research on the treatment of these conditions in low-income and ethnic minority communities. Of note, there are currently no published studies on adapting autism spectrum disorder treatment for low-income Latino communities and relatively few studies documenting adapted treatments for children with attention deficit hyperactivity disorder in these communities. This article describes methodological considerations and adaptations made to research procedures using a Diffusion of Innovation framework in order to effectively recruit and engage low-income, ethnic minority, particularly Latino, families of children with neurodevelopmental disorders, in a comparative effectiveness trial of two school-based interventions for executive dysfunction.


2019 ◽  
Vol 214 (06) ◽  
pp. 345-346
Author(s):  
Chirag Mehra ◽  
Michael Absoud

SummaryAltered neural connectivity in neurodevelopmental disorders is likely subtle, meaning that neuroimaging literature studying development has produced heterogeneous findings. A recent study, published in this issue, illustrates the translational potential of functional connectivity magnetic resonance imaging findings as a biomarker for attention-deficit hyperactivity disorder and autism spectrum disorder. Importantly, it highlights the overlap between disorders, emphasising the need for transdiagnostic and dimensional approaches in neurodevelopment.Declaration of interestNone.


Author(s):  
Karen Bearss ◽  
Aaron J. Kaat

This chapter will review the available evidence on individuals with co-occurring diagnoses of autism spectrum disorder (ASD) and attention deficit hyperactivity disorder (ADHD). This chapter contends that children diagnosed with both disorders (ASD+ADHD) are a subset of the ASD population that is at risk for delayed recognition of their ASD diagnosis, poor treatment response, and poorer functional outcomes compared to those with ASD without ADHD. Specifically, the chapter highlights the best estimates of the prevalence of the comorbidity, the developmental trajectory of people with co-occurring ASD and ADHD, how ADHD symptoms change across development, overlapping genetic and neurobiological risk factors, psychometrics of ADHD diagnostic instruments in an ASD population, neuropsychological and functional impairments associated with co-occurring ASD and ADHD, and the current state of evidence-based treatment for both ASD and ADHD symptoms. Finally, the chapter discusses fruitful avenues of research for improving understanding of this high-risk comorbidity so that mechanism-to-treatment pathways for ADHD in children with ASD can be better developed.


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