Superior mediastinum
Updates to Article Attributes
Body
was changed:
Superior mediastinum is an artificially divided wedge-shaped compartment of the mediastinum located between the thoracic plane inferiorly and the thoracic inlet superiorly. The other mediastinal compartment (anterior, middle and posterior) lieinferior mediastinum lies inferiorly.
Gross anatomy
Boundaries
- superiorly: thoracic inlet
- inferiorly: thoracic plane
- laterally: mediastinal pleura
- anteriorly: manubrium of sternum
- posteriorly: bodies of upper four thoracic vertebra
Contents
- muscles: origin of sternohyoid, sternothyroid and lower end of longus colli muscles
- arteries: aortic arch and great vessels
- veins: right and left brachiocephalic veins, left superior intercostal vein, upper half of superior vena cava
- nerves: phrenic, vagus and cardiac nerves; cardiac plexus; left recurrent laryngeal nerve
- lymph nodes: brachiocephalic; tracheobronchial; paratracheal
- trachea
- oesophagus
- thoracic duct
- thymus
-<p><strong>Superior mediastinum</strong> is an artificially divided wedge-shaped compartment of the <a href="/articles/mediastinum">mediastinum</a> located between the <a href="/articles/thoracic-plane">thoracic plane</a> inferiorly and the <a href="/articles/thoracic-inlet">thoracic inlet</a> superiorly. The other mediastinal compartment (anterior, middle and posterior) lie inferiorly.</p><h4>Gross anatomy</h4><h5>Boundaries</h5><ul>- +<p><strong>Superior mediastinum</strong> is an artificially divided wedge-shaped compartment of the <a href="/articles/mediastinum">mediastinum</a> located between the <a href="/articles/thoracic-plane">thoracic plane</a> inferiorly and the <a href="/articles/thoracic-inlet">thoracic inlet</a> superiorly. The <a href="/articles/inferior-mediastinum">inferior mediastinum</a> lies inferiorly.</p><h4>Gross anatomy</h4><h5>Boundaries</h5><ul>
Systems changed:
- Vascular
Images Changes:
Image 1 Diagram ( create )
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