Jeremy Lynch MBChB MRCS (Eng) Surgical Trainee, Queen Victoria Hospital, East Grinstead Susan Shelmerdine MBBS (Dist) BSc (Hons) MRCS (Eng) Specialist Registrar, St George’s Hospital, London EDITOR Vishy Mahadevan PhD FRCS(Ed) FRCS (Eng) Professor of Surgical Anatomy and Barbers’Company Reader in Anatomy, Royal College of Surgeons of England