A procedure in which a mediastinoscope is used to examine the organs in the area between the lungs and nearby lymph nodes. A mediastinoscope is a thin, tube-like instrument with a light and a lens for viewing. It may also have a tool to remove tissue to be checked under a microscope for signs of disease. The mediastinoscope is inserted into the chest through an incision above the breastbone. This procedure is usually done to get a tissue sample from the lymph nodes on the right side of the chest.

A surgical procedure during which a mediastinoscope is inserted into the thorax to view the its contents for diagnostic and/or therapeutic purposes.

A technique used to examine the thorax with a mediastinoscope.

Endoscopic examination, therapy or surgery of the anterior superior mediastinum of the thorax.

Mediastinoscopy, medical examination of the mediastinum (the region between the lungs and behind the sternum, or breastbone) using a lighted instrument known as a mediastinoscope. Because the region of the mediastinum contains the heart, trachea, esophagus, and thymus gland, as well as a set of...