Definitions for "Mediastinal"
Found in the space between the lungs in the chest
Referring to the structures or a lesion between the lungs. Unless the lungs are actually invaded by a mediastinal lesion, the lesion's x-ray shadow will be extra-pleural and, therefore, usually will have sharp demarcation from the lung.
Relating to the part of the thorax containing the heart, aorta, other large blood vessels, oesophagus and some other organs. It is limited to the sides and top by the lungs, at the bottom by the diaphragm (midriff).
Keywords:  pertaining
Of or pertaining to a mediastinum.