mediastinal cystmedical dictionary

Cysts of one of the parts of the mediastinum: the superior part, containing the trachea, oesophagus, 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 oesophagus.

(12 Dec 1998)