Mediastinum

A membrane in the midline of the THORAX of mammals. It separates the lungs between the STERNUM in front and the VERTEBRAL COLUMN behind. It also surrounds the HEART, TRACHEA, ESOPHAGUS, THYMUS, and LYMPH NODES.

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Tree Number(s): A01.923.761.800.500

MeSH Unique ID: D008482

See Also:

• Mediastinoscopy
• Pneumomediastinum, Diagnostic

All MeSH Categories
Anatomy Category
Body Regions
Torso
Thorax
Thoracic Cavity
Mediastinum