Synonyms: EDS/myopathy overlap syndrome | Myopathic EDS
A rare systemic disease characterized by congenital muscle hypotonia and/or muscle atrophy that improves with age proximal joint contractures (knee hip elbow) and hypermobility of distal joints. Additional features include soft doughy skin atrophic scarring delayed motor development and myopathic findings in muscle biopsy. Abnormal craniofacial features have been reported in some patients. Molecular testing is obligatory to confirm the diagnosis.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version March 2026
Newly diagnosed with
Myopathic Ehlers-Danlos syndrome?
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Advocacy Organizations
Association Aux Pas du Coeur – Côte d’ivoire
Our organization wants to raise awareness and recognition of rare diseases in Ivory Coast. Our mission is to: Raise awareness and campaign to help with the diagnosis and free therapeutic care of patients. Request and/or contribute to actions relating to the training of the medical profession to be able to make a final diagnosis and ensure continuous monitoring of patients easily.
Ehlers-Danlos Syndromes New Zealand
Our Mission is to improve the wellbeing of those with Ehlers-Danlos Syndromes/Hypermobility Spectrum Disorders in Aotearoa New Zealand by raising awareness, improving knowledge by health professionals and providing support to patients.
Fundacion Powerchair Football Argentina
To develop Powerchair Football in Argentina in order to integrate people with motor disabilities (SMA, Duchenne muscular dystrophy, Achondroplasia, Rare Diseases) into sports practice and to promote their social inclusion, based on empowerment, independence, and the creation of new bonds and friendships.
Girls Chronically Rock
Girls Chronically Rock empowers and inspires people in the disability community through fashion, storytelling, and advocacy. Our mission is to create visibility, spark confidence, and promote inclusion by combining style with purpose.
Myhre Syndrome Foundation
We aim to safely bring the best possible treatments to the Myhre syndrome community. We’re building tools to test a wide range of therapies—from existing drugs to DNA repair.
Neuromuscular Disease Foundation
The Neuromuscular Disease Foundation's (NDF) mission is to enhance the quality of the lives of people living with GNE Myopathy (also known as HIBM) through advocacy, education, outreach, and funding clinical research focused on treatments and a cure.
Pathways To Trust
To elevate the patient's voice to increase access to care and eliminate bias by bringing stakeholders together.
The Ehlers-Danlos Society
The Ehlers-Danlos Society is dedicated to advancing and accelerating research and education in Ehlers-Danlos syndromes (EDS) and hypermobility spectrum disorders (HSD). We support the development of effective and equitable EDS and HSD therapies and work collaboratively to improve the lives of individuals affected by EDS and HSD.
The Marfan Foundation
The Marfan Foundation is a nonprofit organization that saves lives and improves the quality of life of individuals with genetic aortic and vascular conditions including Marfan, Loeys-Dietz, and Vascular Ehlers-Danlos syndromes.
Wave of Support, Inc
Empowering those affected by bleeding disorders and other rare disease through advocacy, resources, education, and support
Zebra CARE Initiative
To bring Charity, Access, Research, and Education (CARE) through and beyond the rare disease, disabled, and medically complex communities for a more inclusive and accessible medical system.
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Clinical Trials
For a list of clinical trials in this disease area, please click here.