Structure related to deltopectoral groove is
the deltopectoral groove - The cephalic vein, the deltoid branch of the thoraco-acromial aery, and one or two deltopectoral lymph nodes lie in the deltopectoral groove, under the deep fascia on the medial side of the septum. Ref : B D Chaurasia's Human Anatomy , seventh edition , volume 1 , pg. no., 43
Axillary aey
Cephalic vein
Basilic vein
Radial nerve
Upper limb