Loeys-Dietz Syndrome

**Semantic type:** Disease or Syndrome

**Definition:** A genetically heterogenous syndrome characterized by vascular abnormalities including aortic and arterial aneurysms, aortic dissection, and tortuosity of the arteries. Other findings include scoliosis, long fingers, and joint hypermobility. Patients with TGFBR1 gene mutations also exhibit hypertelorism, bifid uvula, and early fusion of the skull bones.

**Synonyms:** - Loeys-Dietz syndrome