Variation in morphology of the biceps brachii and coracobrachialis muscles associated with abnormal course of blood vessels and nerves

Abstract

On the right upper limb, during laboratory dissection the low division of the common trunk of the musculocutaneous nerve and the lateral root of the median nerve, low fusion of two roots of the median nerve as well as accessory heads of the coracobrachialis and biceps brachii muscles were found. The axillary and brachial arteries showed abnormal course.