Struthers' ligament

The Struthers ligament ( Struthers - band, after the Scottish anatomist John Struthers ) is a rare malformation of the upper arm. It is usually congenital, but can also be caused by inflammatory processes supracondylar arise. There is an additional band between the processus supracondylar and medial epicondyle of the humerus with a frequency of occurrence of about 1%. In the presence in the approach area stems from the humeral head of the pronator teres.

Clinical significance of the band because through pull between him and the humerus of the median nerve and the brachial artery. In narrowing the gap, it may therefore lead to a compression of the nerve or artery.