Medial Dorsal Cutaneous Branch of Subcostal Artery (Left)
Ramus cutaneus dorsalis medialis arteriae subcostalis
Read moreQuick Facts
Origin: Dorsal branch of subcostal artery.
Course: Posteriorly, following the medial branch of the posterior ramus of the corresponding thoracic nerve.
Branches: None.
Supplied Structures: Posteromedial aspect of the thoracic and lumbar regions.
Related parts of the anatomy
Origin
The lateral and medial cutaneous branches arise from the dorsal branch of the subcostal artery.
Course
The medial cutaneous branch follows the medial branch of the posterior ramus of the corresponding thoracic nerve. It travels posteriorly, crossing the transverse processes of the adjacent vertebrae. It courses behind the longissimus and spinalis muscles and piercing the latissimus dorsi muscle to become superficial.
Branches
There are no name branches.
Supplied Structures
Along its course, the medial cutaneous branch of the dorsal branch of the posterior intercostal artery supplies the longissimus thoracis, spinalis, and skin adjacent to the vertebral column.
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Artery
Arteries are vessels transporting blood between heart, tissues, and other organs in order to supply them with nutrition and oxygen.
