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. 2021 Nov 18;2021:7430752. doi: 10.1155/2021/7430752

Figure 3.

Figure 3

Right posterior thoracic wall with exposed intercostal spaces: (a) the descending branch of the vertebral artery supplying the 1st-3rd ICS; (b) superior common trunk arising from TA between7th and 8th thoracic vertebrae supplying 4th-7th ICS; (c) inferior common trunk arising from TA between 10th and 11th thoracic vertebrae supplying 9th-11th ICS. Numbers 1-11: ICS number; 12: subcostal space; HICA: highest intercostal artery; DBVA: descending branch of the vertebral artery; Sup. CT: superior common trunk; TA: thoracic aorta; Inf. CT: inferior common trunk; N: nerve; V: vein; A: artery.