Superior thoracic artery
Citation, DOI & article data
The superior thoracic artery is the only branch of the first part of the axillary artery. It is only a small and highly variable artery.
Origin and course
The superior thoracic artery originates from the first part of the axillary artery, just inferior to subclavius. It courses posterior to the axillary vein.
- intercostal muscles of the 1st and 2nd intercostal spaces
- superior part of serratus anterior
- portions of pectoralis major and minor
- origin from the thoracoacromial artery
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