What is Dup15q Syndrome?

Dup15q syndrome is a neurodevelopmental disorder characterized by having an extra copy of a portion of chromosome 15 in the 11.2 – 13.1 region in combination with a number of symptoms that may include hypotonia and motor delays, intellectual disability, autism spectrum disorder (ASD), and epilepsy, including infantile spasms.

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Estimated Prevalence

1:5,000-20,000

Number of Programs

24

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Over $900,000

Number of Clinics

17

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Meet Our Families

Tate – Dup15q Family Story

Tate – Dup15q Family Story

My husband and I grew up in Tennessee around the Chattanooga area. We got married and I went to nursing school at Chattanooga State. After a couple of years, we had a little girl named Reagan. Reagan was such a blessing to us and we wanted another baby a couple of...

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Haven – Dup15q Family Story

Haven – Dup15q Family Story

When I was first pregnant with Haven, during my 12-week ultrasound the technician found that Haven had a thick nuchal fold. I then saw a high-risk OB who did extensive ultrasounds of her development, focusing heavily on her heart and found nothing. Other than the...

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Ella – Dup15q Family Story

Ella – Dup15q Family Story

My husband Matt and I have been married for 23 years. We live in the western suburbs of Chicago with our kids Ava, Ella, and Peter and dog Hank. I have worked in labor and delivery for 20 years as a surgical technician. Matt is an employee benefits consultant and a...

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This site is intended to provide basic educational information about chromosome 15q11.2-13.1 duplication syndrome. It is not intended to, nor does it, constitute medical or other advice. Readers are warned not to take any action with regard to medical treatment or otherwise based on the information on this website or bulletin board without first consulting a physician. Dup15q Alliance does not promote or recommend any treatment, therapy, institution, or health care plan.

The information contained in this site is intended for your general education and information only and not for use in pursuing any treatment or course of action. Ultimately, the course of action in treating a given patient must be individualized after a thorough discussion with the patient’s physician(s).