Posted on December 5th, 2001 by

A procedure involving the insertion of a tube into the chest, so that the doctor can view the organs in the mediastinum, or the area between the lungs (including the heart and its veins and arteries, the trachea, the esophagus, the bronchi, and lymph nodes). An incision is made at the base of the neck above the breastbone to insert the tube.

Tags: Cancer Dictionary, M

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