Table 9.
Heritable Thoracic Aortic Aneurysms and No Identified Genetic Cause |
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Family history of aortic dissection at an aortic diameter <5.0 cm |
Family history of unexplained sudden death at age <50 y |
Rapid aortic growth (≥0.5 cm in 1 y or ≥0.3 cm/y in 2 consecutive y) |