Dissection of mediastinum and paravertebral structures

Superior mediastinum.

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Image #127-2

Dissection of mediastinum and paravertebral structures

Superior mediastinum.

The right subclavian and internal jugular veins have been removed. The left brachiocephalic vein has been resected.

1. Sternocleidomastoid muscle
2. Common carotid artery and vagus nerve
3. Posterior cervical triangle
4. Trapezius muscle
5. Upper pointer: Superficial cervical artery Lower pointer: Brachial plexus (pointer on superior trunk)
6. Upper pointer: Right phrenic nerve Lower pointer: Anterior scalene muscle
7. Clavicle and subclavius muscle (cut across)
8. Upper pointer: Transverse colli artery Lower pointer: Suprascapular artery
9. Medial cord brachial plexus
10. Axillary artery
11. Axillary vein (cut off)
12. Upper pointer: Cupula pleurae Lower pointer: Right brachiocephalic vein (cut oft)
13. Pectoralis minor muscle
14. Axilla
15. Internal thoracic artery and vein
16. Rib II
17. Left vertebral artery
18. Ansa subclavia
19. Trachea
20. Upper pointer: Right vertebral artery Lower pointer: Right subclavian artery
21. Left common carotid artery
22. Middle cervical cardiac nerve
23. Brachiocephalic trunk
24. Anterior mediastinal lymph nodes
25. Left phrenic nerve
26. Superior cardiac branch vagus nerve
27. Left brachiocephalic vein (cut off)
28. Left mediastinal pleura
29. Ascending aorta
30. Right costal pleura