Marfan syndrome
noun [ U ] medical specialized uk/ˈmɑː.fæn ˌsɪn.drəʊm/ us/ˈmɑːr.fæn ˌsɪn.droʊm/
马方综合症
a genetic condition affecting the connective tissue in which the arm and leg bones are longer than normal and there may be problems with the heart and eyes