Former NBA prospect Isaiah Austin on his new dreamOn SI Now, former NBA prospect Isaiah Austin shares the most difficult part of being diagnosed with Marfan syndrome.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceOn SI Now, former NBA prospect Isaiah Austin shares the most difficult part of being diagnosed with Marfan syndrome.Add us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Jun 23, 2015 | Modified Jun 23, 2015SI STAFFShare on FacebookShare on XHome/NBA