National Cancer Institute National Cancer Institute
U.S. National Institutes of Health National Cancer Institute
Dictionary of Cancer Terms
Send to Printer
mediastinoscope (MEE-dee-uh-STIN-oh-skope)

 A thin, tube-like instrument used to examine the tissues and lymph nodes in the area between the lungs. These tissues include the heart and its large blood vessels, trachea, esophagus, and bronchi. The mediastinoscope has a light and a lens for viewing and may also have a tool to remove tissue. It is inserted into the chest through a cut above the breastbone.

Enlarge
Mediastinoscopy; shows mediastinoscope with light and lens inserted into
the chest through an incision above the breastbone. Drawing shows right
and left lungs, trachea, and lymph nodes. Inset shows anterior
mediastinotomy (Chamberlain procedure) with incision beside the
breastbone.

Previous Definitions:medial supraclavicular lymph node, median, median survival time, median umbilical ligament, mediastinal pleura
Next Definitions:mediastinoscopy, mediastinum, medical castration, medical device, medical nutrition therapy