Synonyms: ATS
A rare autosomal recessive connective tissue disorder characterized by tortuosity and elongation of the large and medium-sized arteries and a propensity towards aneurysm formation vascular dissection and stenosis of the pulmonary arteries.
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 April 2026
Newly diagnosed with
Arterial tortuosity syndrome?
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Advocacy Organizations
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.
Oklahoma Rare
To bring together individuals and families impacted by rare diseases in Oklahoma by building community, sharing trusted resources, and promoting thoughtful, solutions-oriented advocacy. We believe in the strength of families, the power of shared experiences, and the importance of ensuring that every Oklahoman - no matter how rare - has a place, a voice, and a path forward.
The John Ritter Foundation for Aortic Health
To raise awareness of thoracic aortic aneurysm and dissection through research, education, and advocacy. We seek to prevent death and disability caused by thoracic aortic dissection.
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Clinical Trials
For a list of clinical trials in this disease area, please click here.