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Corpus: Superior thoracic artery

1. Definition

The superior thoracic artery originates variably, mostly from the axillary artery, but occasionally from the costocervical trunk. It supplies portions of the chest and intercostal muscles with oxygen-rich blood.

2. Course

The superior thoracic artery courses along the upper border of the pectoralis minor muscle medially and then swings laterally between it and the pectoralis major muscle, giving off fine branches to both muscles. Some collateral branches anastomose with the internal thoracic artery and the intercostal arteries.

As a variation, the artery can also arise from the thoracoacromial artery.

3. Blood supply

The superior thoracic artery supplies the following muscles:

Stichworte: Artery, Axilla, Corpus

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Natascha van den Höfel
DocCheck Team
Dr. Frank Antwerpes
Arzt | Ärztin
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Letzter Edit:
28.03.2024, 13:59
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Nutzung: BY-NC-SA
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