Source:http://linkedlifedata.com/resource/umls/id/C0025065
MSH: Endoscopic examination, therapy or surgery of the anterior superior mediastinum of the thorax.,NCI: 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.,NCI: Endoscopic examination of the mediastinum.