Figure 1: Dissection of left axilla after the division of pectoralis minor showing the origin of superficial brachial artery from the axillary artery; aa: Axillary artery; ata: Acromio thoracic artery; lta: Lateral thoracic artery; sba: Superficial brachial artery, mcn: Musculocutaneous nerve; un: Ulnar nerve; rn: Radial nerve; mn: Median nerve.