A community-led 501(c)3 nonprofit that fights back against fibrous dysplasia, McCune-Albright syndrome (FD/MAS), and related rare bone diseases. EIN 02-0715210

We serve people affected by FD/MAS through programs of research, education, and advocacy by

Providing up-to-date resources to FD|MAS patients 

Working with doctors and scientists to fund research 

Powering the FD|MAS Patient Registry, an IRB-approved study 

We invite you to contact info@fibrousdypslasia.org for more information about how your donation helps.



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Fibrous Dysplasia Foundation



A community-led 501(c)3 nonprofit that fights back against fibrous dysplasia, McCune-Albright syndrome (FD/MAS), and related rare bone diseases. EIN 02-0715210

We serve people affected by FD/MAS through programs of research, education, and advocacy by

Providing up-to-date resources to FD|MAS patients 

Working with doctors and scientists to fund research 

Powering the FD|MAS Patient Registry, an IRB-approved study 

We invite you to contact info@fibrousdypslasia.org for more information about how your donation helps.