“Anisa acts like a normal little kid. She runs, jumps, and dances. And then runs some more.”
– Jen, mother of child with MPS I

Patients & Caregivers

Find Information and learn about living with MPS I disease. Learn More

Healthcare Professionals

Learn about the causes, diagnosis and management of MPS I disease. Learn More

MPS I disease is an inherited genetic disorder caused by a deficiency in an enzyme called alpha-L-iduronidase. Globally, MPS I occurs in about 1 in every 100,000 births.

Family & Caregivers

Learn more about MPS I disease, its symptoms, and how it's passed on through families. Get tips on how to cope, find out more about disease management, and access additional resources and support.

Healthcare Professionals

Access the latest information on MPS I disease, view clinical signs and symptoms that may indicate MPS I disease listed by specialty. Learn about symptom management and cause-specific therapy, and view other valuable clinical resources.

Did you know?

May 15th is International MPS Awareness Day. Join Sanofi Genzyme as we support raising awareness of MPS disease disorders and honoring the individuals and families who are affected.