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Published on: March 27, 2012
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[Autism. Genetic and biological aspects]
Claudia Arberas1, Víctor Ruggieri2
1Sección Genética Médica, Hospital de Niños Dr. Ricardo Gutiérrez, Buenos Aires, Argentina.
Medicina
|February 19, 2019
Summary
Autism Spectrum Disorder (ASD) is a complex neurodevelopmental condition. Research identifies genetic, environmental, and epigenetic factors contributing to its varied presentation and informs clinical guidance and family counseling.
Area of Science:
- Neurodevelopmental disorders
- Genetics and epigenetics
- Epidemiology
Background:
- Autism Spectrum Disorder (ASD) is a prevalent neurodevelopmental disorder.
- Characterized by social communication deficits and restricted, stereotyped behaviors.
- Etiology is heterogeneous, involving genetic, environmental, and epigenetic factors.
Purpose of the Study:
- To describe prevalent clinical characteristics of ASD.
- To identify associated medical entities, genes, and environmental factors.
- To provide insights for clinical guidance and family genetic counseling.
Main Methods:
- Review of molecular genetics findings.
- Analysis of large cohort epidemiological studies.
- Correlation of clinical features with etiological factors.
Main Results:
- Identification of numerous genetic bases and environmental influences.
- Partial or total linkage of factors in pathogenesis.
- Established relationship between clinical presentation and underlying causes.
Conclusions:
- Knowledge of etiology aids in guiding diagnostic studies and therapeutic approaches.
- Understanding genetic and environmental factors is crucial for prognosis.
- Epidemiological data supports informed family genetic counseling for ASD.
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