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Medical Term:

first and second posterior intercostal arteries


terminal branches of the superior intercostal artery (from costocervical trunk) supplying the posterior portions of the upper two intercostal spaces.

Synonym(s): arteriae intercostales posteriores prima et secundaTA, posterior intercostal arteries 1–2

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.