Posterior Cord of Brachial Plexus and Its Branches: Anatomical Variations and Clinical Implication
Figure 1
Formation of posterior cord by union of posterior division of C5 and C6 ventral rami with posterior division of middle and lower trunk. C5, C6, C7, C8, T1-ventral rami of spinal nerve, MD-middle trunk, LT-lower trunk, 1,2,3,4-Posterior division of C5 and C6 ventral rami and middle and lower trunk, LC-lateral cord, PC-posterior cord, MC-medial cord, MCN-musculocutaneous nerve, MN-median nerve, AA-axillary artery.
