Medial Cord of Brachial Plexus Anatomy in 3D

The medial cord of the brachial plexus is formed by the anterior divisions of C8 and T1 spinal nerves, continuing as the medial antebrachial cutaneous nerve and contributing to the ulnar and median nerves. It lies medial to the axillary artery and passes inferiorly through the quadrangular space.

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Related structures

Anterior Division of Inferior Trunk Medial Antebrachial Cutaneous Nerve Medial Brachial Cutaneous Nerve Medial Pectoral Nerve Median Nerve Ulnar Nerve Posterior Cord of Brachial Plexus Medial Antebrachial Cutaneous Nerve of Branch