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The short axis views of the brachial plexus just distal to the clavicle (A) and underneath the pectoralis minor muscle (B); the long axis views of the lateral and posterior cords (C) and the medial cord (D).
Note: The red A indicates axillary artery.
Abbreviations: BP, brachial plexus; LC, lateral cord; PC, posterior cord; MC, medial cord; PMA, pectoralis major; PMN, pectoralis minor; SC, subclavius; SEA, serratus anterior; V, axillary vein; CLA, clavicle.
