Question: what is marfan syndrome really?

Www.marfan.org: Fibrillin-1 gene defect leads to inefficient connective tissue building. It is inherited 70% of time. Symptoms occur in any organ that is dependent on healthy connective tissue such as the heart, lungs, skin, eyes. Marfans are tall people with thin narrow face, scoliosis, heart disease, small jaw, spidery fingers, flat feet, abnornal chest bone. You should see your dr if you suspect having it.