《英文msh词典》Cyst,Pericardial
[入口词] Cyst,Pericardial
[主题词] Mediastinal Cyst
[英文释义] Cysts of one of the parts of the mediastinum: the superior part,containing the trachea,esophagus,thoracic duct and thymus organs; the inferior middle part,containing the pericardium; the inferior anterior part containing some lymph nodes; and the inferior posterior part,containing the thoracic duct and esophagus.