Section: Marfan syndrome > Clinical features

TEXT:
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| Feature | Frequency |
|---|---|
| Aortic root dilation | 60-80% of adults |
| Ectopia lentis | about 60% |

Aortic dissection is the leading cause of death (see [the 2010 Ghent criteria](https://doi.org/10.1136/jmg.2009.072785)).


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