Navigating Autism with MKGenetix Genetic Services

Hello everyone,

In our ongoing mission to provide comprehensive and personalized genetic counseling services, we at MKGenetix are committed to supporting individuals and families affected by autism spectrum disorder (ASD). With the increasing difficulty with being seen by a genetics specialist, it is essential to offer tailored services that address the unique needs and challenges faced by those on the spectrum. In this blog post, we will explore autism and how MKGenetix can help patients with autism and their families navigate the complexities of this condition.

My perspective on understanding ASD
Why see genetics?
Barriers to genetics services

Understanding Autism Spectrum Disorder

Autism spectrum disorder (ASD) encompasses a range of behaviors and challenges that, while distinct, represent variations of traits found in the general population. Viewing autism as a spectrum highlights how these traits can manifest differently in each individual and how they are often extensions of normal human behaviors. While some children may have identifiable genetic factors contributing to autism, the majority do not have a specific genetic cause. Instead, autism is likely related to a combination of genetic and environmental factors.

Here’s a closer look at how autism represents variations of normal behaviors:

Focus and Hyperfocus

• Typical Focus: Concentration is crucial for productivity and achieving daily goals.
• Hyperfocus in ASD: Individuals with autism may experience intense absorption in specific interests, leading to obsessive behavior and difficulty shifting attention.

Sensory Processing

• Typical Sensory Processing: Sensory preferences and aversions, such as a preference for certain textures or sounds, are common in the general population.
• Sensory Sensitivity in ASD: Individuals with autism may experience heightened sensitivity to sensory stimuli, such as finding specific sounds unbearably loud or textures extremely uncomfortable.

Fear and Anxiety

• Typical Fear: Fear helps individuals avoid danger and stay safe.
• Excessive Fear in ASD: Children with autism may experience heightened fear, leading to chronic anxiety and significant distress in response to everyday situations.

Routine and Flexibility

• Typical Routine: Following routines helps individuals stay organized and manage stress.
• Rigidity in Autism: Many individuals with autism prefer strict routines and may become distressed by unexpected changes, affecting their adaptability.

Recognizing autism as a spectrum of behaviors that are variations of normal human experiences allows for a more empathetic understanding. While individuals with autism may exhibit these traits more intensely, they share common ground with broader human behaviors. At MKGenetix, we are dedicated to providing personalized care that respects and addresses these variations, ensuring each individual receives the support they need to thrive..

So why see a genetics specialist if most individuals with ASD don’t have an underlying genetic condition?

Here are five key reasons that I believe a consult with a genetics specialist can be helpful for individuals with autism:

1. Identification of Co-Occurring Conditions

Some individuals with autism have other genetic or medical conditions. Identifying these conditions can improve management and treatment. For example:

• Rett Syndrome: Caused by genetic changes in the MECP2 gene, Rett syndrome affects cognitive and physical functions. It is rare, occurring in 1 in 10,000-15,000 female births, but is found in about 1 in 33-100 females with autism.
• Fragile X Syndrome: The most common inherited cause of intellectual disability and a leading genetic cause of ASD, Fragile X Syndrome is caused by a mutation in the FMR1 gene. It occurs in 1 in 4,000-7,000 males and is found in about 1 in 16-50 males with autism.

2. Personalized Care and Management

Understanding if an underlying condition is present allows for more personalized care. For instance, children with Fragile X Syndrome may be more sensitive to SSRIs, leading to potential agitation and mood instability. Knowing this can guide more appropriate medication choices.

3. Access to Research and Resources

Genetic specialists can connect families to research opportunities and resources, including:

• Clinical Trials: Access to new treatments and interventions.
• Support Networks: Connection to support groups and resources tailored to autism.

4. Family Planning

Identifying a genetic predisposition can inform family planning and allow for early diagnosis and management of similar conditions in other family members. It also provides information about the likelihood of passing on genetic conditions to future children.

5. Understanding the “Why”

Many families seek to understand why their child has specific symptoms. Genetic evaluation can provide clarity, reduce feelings of guilt, and empower families with knowledge. It is up to each individual family as to whether any of these are important to them in deciding whether to seek out genetic services especially knowing that most children do not have an underlying genetic condition.

Challenges in Accessing Genetic Services for Autism

Families often face challenges accessing genetic services, including:

• Long Wait Times: High demand and limited availability can result in long wait times.
• Restricted Access: Some clinics may turn away patients if autism is the only presenting condition.
• Lack of Awareness: There may be limited awareness of the benefits of genetic evaluations for autism.

How MKGenetix Can Help

At MKGenetix, we offer comprehensive genetic counseling and testing to identify potential genetic causes or contributing factors to ASD. Our services include:

• Family History Assessment: Detailed evaluations to identify genetic links to autism.
• Genetic Testing: Options such as chromosomal microarray analysis (CMA), whole-exome sequencing (WES), and targeted gene panels.
• Detailed Consultations: Personalized support to explain genetic test results and their implications.
• Support and Resources: Connection to local and national resources, including therapies like Speech Therapy, Occupational Therapy, and Applied Behavior Analysis (ABA).

We are dedicated to providing compassionate, expert care to individuals with autism and their families. Our goal is to empower you with the knowledge, support, and resources needed to navigate the complexities of autism and enhance the quality of life for your loved ones.

We look forward to supporting you on your journey and helping every step of the way.

• Family History Assessment: We conduct detailed assessments of family history to identify patterns and potential genetic links to autism.
• Genetic Testing: Utilizing the latest technologies, we provide genetic testing options such as chromosomal microarray analysis (CMA), whole-exome sequencing (WES), and targeted gene panels. These tests can help identify genetic variations associated with autism.

Navigating an autism diagnosis can be overwhelming. Our genetic counselor provides personalized support to help families understand the implications of genetic findings and the next steps. We offer:

• Detailed Consultations: We take the time to explain genetic test results, their significance, and potential implications for the individual and family.
• Support and Resources: We connect families with local and national resources, support groups, and services tailored to individuals with autism. We can help you understand some of the available services and interventions that you may wish to consider such as
  • Speech Therapy: To enhance communication skills and address speech and language challenges.
  • Occupational Therapy: To develop fine motor skills, sensory integration, and daily living skills.
  • Applied Behavior Analysis (ABA): A widely used therapy that focuses on improving specific behaviors and skills through positive reinforcement.

At MKGenetix, we are dedicated to providing compassionate, expert care to individuals with autism and their families. Our goal is to empower you with knowledge, support, and resources to navigate the complexities of autism and improve the quality of life for your loved ones.

We look forward to being a part of your journey and helping you every step of the way.

Warm regards,

Megan Trinkle-Knotts, MS, CGC
Certified Genetic Counselor
Founder, MKGenetix

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References

1. Neul, J. L., & Zoghbi, H. Y. (2004). Rett syndrome: a prototypical neurodevelopmental disorder. Neuroscience, 123(4), 667-682.
2. Betancur, C., Sakurai, T., & Buxbaum, J. D. (2009). The emerging role of synaptic cell-adhesion pathways in the pathogenesis of autism spectrum disorders. Trends in Neurosciences, 32(7), 402-412.
3. Sebat, J., Lakshmi, B., Malhotra, D., Troge, J., Lese-Martin, C., Walsh, T., … & Wigler, M. (2007). Strong association of de novo copy number mutations with autism. Science, 316(5823), 445-449.
4. Levy, D., Ronemus, M., Yamrom, B., Lee, Y. H., Leotta, A., Kendall, J., … & Wigler, M. (2011). Rare de novo and transmitted copy-number variation in autistic spectrum disorders. Neuron, 70(5), 886-897.
5. Gaugler, T., Klei, L., Sanders, S. J., Bodea, C. A., Goldberg, A. P., Lee, A. B., … & Buxbaum, J. D. (2014). Most genetic risk for autism resides with common variation. Nature Genetics, 46(8), 881-885.
6. Neul, J. L., & Zoghbi, H. Y. (2004). Rett syndrome: a prototypical neurodevelopmental disorder. Neuroscience, 123(4), 667-682.
7. Weiss, L. A., Shen, Y., Korn, J. M., Arking, D. E., Miller, D. T., Fossdal, R., … & Daly, M. J. (2008). Association between microdeletion and microduplication at 16p11.2 and autism. New England Journal of Medicine, 358(7), 667-675.
8. Vorstman, J. A., Morcus, M. E., Duijff, S. N., Klaassen, P. W., Heineman-de Boer, J. A., Beemer, F. A., … & van Engeland, H. (2006). The 22q11.2 deletion in children: high rate of autistic disorders and early onset of psychotic symptoms. Journal of the American Academy of Child & Adolescent Psychiatry, 45(9), 1104-1113.
9. Mefford, H. C., Sharp, A. J., Baker, C., Itsara, A., Jiang, Z., Buysse, K., … & Eichler, E. E. (2008). Recurrent rearrangements of chromosome 1q21.1 and variable pediatric phenotypes. New England Journal of Medicine, 359(16), 1685-1699.
10. Sanders, S. J., Ercan-Sencicek, A. G., Hus, V., Luo, R., Murtha, M. T., Moreno-De-Luca, D., … & State, M. W. (2011). Multiple recurrent de novo CNVs, including duplications of the 7q11.23 Williams syndrome region, are strongly associated with autism. Neuron, 70(5), 863-885.
11. Chahrour, M., & Zoghbi, H. Y. (2007). The story of Rett syndrome: from clinic to neurobiology. Neuron, 56(3), 422-437.
12. Hagberg, B., & Hagberg, G. (1997). Rett syndrome: epidemiology and nosology. Bailliere’s Clinical Neurology, 6(2), 179-196.
13. Laurvick, C. L., de Klerk, N., Bower, C., Christodoulou, J., Ravine, D., Ellaway, C., … & Leonard, H. (2006). Rett syndrome in Australia: a review of the epidemiology. Journal of Pediatrics, 148(3), 347-352.
14. Rett Syndrome Fact Sheet. (n.d.). Retrieved from NINDS.
15. Bagni, C., Tassone, F., Neri, G., & Hagerman, R. (2012). Fragile X syndrome: causes, diagnosis, mechanisms, and therapeutics. Journal of Clinical Investigation, 122(12), 4314-4322.
16. Hagerman, R. J., & Stafstrom, C. E. (2009). Origins of autism in fragile X syndrome. Pediatric Neurology, 41(5), 344-348.
17. Kidd, S. A., Lachiewicz, A., Barbouth, D., Blitz, R., Delahunty, C., McBrien, D., … & Berry-Kravis, E. (2014). Fragile X syndrome: a review of associated medical problems. Pediatrics, 134(5), 995-1005.
18. Hall, S. S., Lightbody, A. A., Hirt, M., Rezvani, A., & Reiss, A. L. (2010). Autism in fragile X syndrome: a category mistake? Journal of the American Academy of Child & Adolescent Psychiatry, 49(9), 921-933.
19. Kerns, C. M., & Kendall, P. C. (2014). The presentation and classification of anxiety in autism spectrum disorder. Clinical Psychology: Science and Practice, 21(4), 323-347.White, S. W., Oswald, D., Ollendick, T., & Scahill, L. (2009). Anxiety in children and adolescents with autism spectrum disorders. Clinical Psychology Review, 29(3), 216-229.
20. Klin, A., Danovitch, J. H., Merz, A. B., & Volkmar, F. R. (2007). Circumscribed interests in higher functioning individuals with autism spectrum disorders: An exploratory study. Research and Practice for Persons with Severe Disabilities, 32(2), 89-100.Murray, D. S., Lesser, R. P., & Lawson, W. B. (2005). Attention in autism spectrum disorders: The role of circumscribed interests. Journal of Autism and Developmental Disorders, 35(1), 101-110.
21. Ben-Sasson, A., Hen, L., Fluss, R., Cermak, S. A., Engel-Yeger, B., & Gal, E. (2009). A meta-analysis of sensory modulation symptoms in individuals with autism spectrum disorders. Journal of Autism and Developmental Disorders, 39(1), 1-11.Leekam, S. R., Nieto, C., Libby, S. J., Wing, L., & Gould, J. (2007). Describing the sensory abnormalities of children and adults with autism. Journal of Autism and Developmental Disorders, 37(5), 894-910.
22. South, M., & Rodgers, J. (2017). Sensory, emotional and cognitive contributions to anxiety in autism spectrum disorders. Frontiers in Human Neuroscience, 11, 20.Vismara, L. A., & Lyons, G. L. (2007). Using perseverative interests to elicit joint attention behaviors in young children with autism: Theoretical and clinical implications for understanding motivation. Journal of Positive Behavior Interventions, 9(4), 214-228.