The purpose of this study is to document the topographic anatomy of an extensor indicis (EI) muscle with a double tendon and the associated distribution of the deep branch of the radial nerve (DBRN).

The standard anatomical description of the extensor pollicis brevis tendon provided in textbooks of anatomy is at odds with that of published anatomical studies. It is crucial to the hand surgeon that ...

Correspondence to Dr Roger Hawkes, European Tour Performance Institute, European Tour, Wentworth Drive Virginia Water, Surrey GU25 4LX, UK; RAH{at}wkes.eu The extensor carpi ulnaris (ECU) muscle plays ...