Mediastinal



[mee-dee-a-stahy-nuh m] /ˌmi di æˈstaɪ nəm/

noun, plural mediastina
[mee-dee-a-stahy-nuh] /ˌmi di æˈstaɪ nə/ (Show IPA). Anatomy.
1.
a median septum or partition between two parts of an organ, or paired cavities of the body.
2.
the partition separating the right and left thoracic cavities, formed of the two inner pleural walls, and, in humans, comprising all the viscera of the thorax except the lungs.
/ˌmiːdɪəˈstaɪnəm/
noun (anatomy) (pl) -na (-nə)
1.
a membrane between two parts of an organ or cavity such as the pleural tissue between the two lungs
2.
the part of the thoracic cavity that lies between the lungs, containing the heart, trachea, etc

mediastinum me·di·as·ti·num (mē’dē-ə-stī’nəm)
n. pl. me·di·as·ti·na (-nə)

me’di·as·ti’nal (-nəl) adj.

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Read Also:

  • Mediastinal fibrosis

    mediastinal fibrosis n. The development of fibrous tissue in the upper mediastinum, causing obstruction of the superior vena cava.

  • Mediastinal emphysema

    mediastinal emphysema n. A deflection of air, usually from a ruptured emphysematous bleb in the lung, into the mediastinal tissue.



  • Mediastinal space

    mediastinal space n. See mediastinum.

  • Mediastinal vein

    mediastinal vein n. Any of several small veins from the mediastinum emptying into the brachiocephalic vein or the superior vena cava.



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