Axillary Artery -Relation 3
Third part (distal to pectoralis minor) Anterior: Skin, superficial fascia, and deep fascia. Posterior: Radial nerve, axillary nerve (in the upper part), and the subscapularis, latissimus dorsi, and teres major muscles (tendons). Lateral: Coracobrachialis muscle, musculocutaneous nerve, and the lateral root of the median nerve (in the upper part). Medial: Axillary vein and the medial cutaneous nerve of the arm and forearm.