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Genetic and Rare Diseases Information Center (GARD)

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Mucopolysaccharidosis type IIIA

Other Names for this Disease
  • Heparan sulfate sulfatase deficiency
  • MPS 3A
  • Mucopoly-saccharidosis type 3A
  • Sanfilippo syndrome A
See Disclaimer regarding information on this site. Some links on this page may take you to organizations outside of the National Institutes of Health.


Organizations Supporting this Disease

  • Canadian Society for Mucopolysaccharide and Related Diseases Inc. (Canadian MPS Society)
    P.O. Box 30034, RPO Parkgate
    North Vancouver, BC V7H 2Y8
    Toll-free: 800-667-1846
    Telephone: 604-924-5130
    Fax: 604-924-5131

  • National MPS Society
    4220 NC Hwy 55, Ste.140
    Durham, NC 27713
    Toll-free: 877-MPS-1001
    Telephone: 919-806-0101
    Fax: 919-806-2055

  • Society for Mucopolysaccharide (MPS) Diseases
    MPS House Repton Place White Lion Road
    Amersham Buckinghamshire
    HP7 9LP
    United Kingdom
    Telephone: (+44) 0845 389 9901

  • Team Sanfilippo Foundation
    4 Corinne Court
    Online email
    Saratoga Springs, NY 12866
    Telephone: 518-879-6571

Social Networking Websites

  • is a Web site and blog that collects firsthand stories from people facing issues, making tough decisions, and using genomic (DNA) information in their own healthcare. Click on the link to learn from their experiences and/or submit your own story.
  • RareConnect has an online community for patients and families with this condition so they can connect with others and share their experiences living with a rare disease. The project is a joint collaboration between EURORDIS (European Rare Disease Organisation) and NORD (National Organization for Rare Disorders).
  • RareShare is an online social hub dedicated to patients, families and healthcare professionals affected by rare medical disorders.

Organizations Providing General Support