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Updated: Mar 20, 2026

Testing Sensory and Multisensory Function in Children with Autism Spectrum Disorder
Published on: April 22, 2015
Trauma and Violence in Autism.
1Dr. Westphal is Assistant Professor, Division of Law and Psychiatry, Department of Psychiatry, Yale School of Medicine and Yale Child Study Center, Yale University, New Haven, CT. alexander.westphal@yale.edu.
Autism spectrum disorder (ASD) does not prevent other conditions, such as trauma-related disorders. A case study of childhood disintegrative disorder (CDD) supports this, showing ASD can co-occur with PTSD-like symptoms.
Area of Science:
- Neurodevelopmental disorders
- Psychiatry
- Clinical psychology
Background:
- Autism spectrum disorder (ASD) is a complex neurodevelopmental condition.
- Comorbidities are common in ASD, influencing its presentation.
- The relationship between ASD and trauma-related disorders requires further investigation.
Purpose of the Study:
- To explore the hypothesis that ASD does not confer protection against other disorders, including trauma.
- To examine how ASD may modify the presentation of comorbidities.
- To present a case study supporting the proposed hypotheses.
Main Methods:
- Literature review on ASD comorbidities.
- Discussion of Dr. Im's hypotheses regarding ASD and trauma.
- Clinical case example analysis of Childhood Disintegrative Disorder (CDD).
Main Results:
- ASD does not prevent the occurrence or negative effects of other disorders, such as posttraumatic stress disorder (PTSD).
- The presentation of comorbidities can be modified by ASD.
- The case of CDD illustrates a rare form of ASD with a traumatic prodrome and PTSD-like symptoms, including aggression.
Conclusions:
- ASD does not offer protection against trauma or other psychiatric disorders.
- Clinical presentation of ASD comorbidities can be atypical.
- Childhood disintegrative disorder serves as a relevant clinical example for understanding ASD and trauma interactions.
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