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Related Concept Videos

Autism Spectrum Disorder01:19

Autism Spectrum Disorder

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Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
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Social anxiety disorder, also known as social phobia, is characterized by an intense fear of social situations where one might face humiliation, rejection, embarrassment, or negative evaluation. This disorder leads individuals to avoid activities like casual conversations, public speaking, or seemingly simple tasks such as eating, signing documents, or swimming, in public settings. Its impact extends beyond discomfort, often significantly interfering with daily functioning and quality of life.
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Like autosomes, sex chromosomes contain a variety of genes necessary for normal body function. When a mutation in one of these genes results in biological deficits, the disorder is considered sex-linked.
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Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
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Author Spotlight: Exploring Autism Spectrum Disorder Symptoms in Fruit Flies — Genetic Models and Behavioral Tests
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Autism Spectrum Disorder - A Complex Genetic Disorder.

Hristo Y Ivanov1, Vili K Stoyanova1,2, Nikolay T Popov3

  • 1Department of Pediatrics and Medical Genetics, Medical Faculty, Medical University, Plovdiv

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Summary

Autism spectrum disorder (ASD) is now understood as a single spectrum, encompassing various symptom severities in social communication and repetitive behaviors. Research indicates ASD has a strong genetic component and affects all demographics globally.

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Area of Science:

  • Child Psychiatry
  • Neurodevelopmental Disorders
  • Genetics

Background:

  • Autism spectrum disorder (ASD) represents a scientific consensus, unifying previously distinct diagnoses under a single spectrum.
  • ASD is characterized by core deficits in social communication/interaction and restricted, repetitive behaviors.
  • ASD is diagnosed across all racial, ethnic, and socioeconomic groups, with increasing global prevalence.

Purpose of the Study:

  • To summarize the current understanding of Autism Spectrum Disorder (ASD).
  • To highlight the diagnostic criteria and prevalence of ASD.
  • To discuss the etiological factors contributing to ASD.

Main Methods:

  • Review of scientific literature and consensus reports on ASD.
  • Analysis of diagnostic criteria and epidemiological data.
  • Examination of etiological research, focusing on genetic components.

Main Results:

  • ASD is a spectrum disorder with varying symptom severity in social communication and behavior.
  • Increased global prevalence makes ASD a significant child psychiatric concern.
  • Strong genetic factors are considered crucial in the etiology of ASD.

Conclusions:

  • ASD is a unified spectrum disorder, not a collection of separate conditions.
  • Understanding the genetic basis of ASD is critical for future research and interventions.
  • ASD's widespread diagnosis and prevalence necessitate continued research and public health focus.