Bassett Collection Large Image - Lane Medical Library, Stanford University Medical Center

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Dissection of mediastinum and paravertebral structures

Left first intercostal space; stellate ganglion and connections; costocervical trunk

The subclavian artery (10) and the vertebral artery (7) have been pulled forward and slightly downward.

1 .	Vagus nerve left
2 .	Cervical fascia (prevertebral part)
3 .	Esophagus (opened)
4 .	Longus colli muscle
5 .	Trachea
6 .	Stellate ganglion
7 .	Vertebral artery
8 .	Inferior cervical cardiac nerve
9 .	Thyrocervical trunk (cut off)
10 .	Left subclavian artery (cut off)
11 .	Internal thoracic artery (cut off)
12 .	Ansa subclavia
13 .	Thoracic duct
14 .	Head of rib II
15 .	Thoracic cardiac nerve
16 .	Middle cervical ganglion
17 .	Sympathetic trunk (two strands)
18 .	Cervical nerve VII
19 .	Ramus communicans
20 .	Cervical nerve VIII
21 .	Ramus communicans
22 .	Inferior trunk brachial plexus
23 .	Thoracic nerve I (note intercostal branches)
24 .	Thoracic ganglion
25 .	Costocervical trunk
26 .	Rami communicantes
27 .	Sympathetic trunk
28 .	Intercostal nerve II