This research is being done to examine whether snoring or sleep apnea exerts stress on the heart and aorta in persons with Marfan syndrome. Investigating this relationship may help uncover new strategies to prevent or decrease the risk of cardiovascular disease in Marfan syndrome.

Your completion of the survey will help us perform an initial screen to determine eligibility. Your participation may end once you have completed the survey. If you are selected for further evaluation and interested in participating, you will provide your contact information so that we may schedule your visit to the Johns Hopkins Bayview Campus. We will compensate you for your participation in the study.

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