Carolyn Allen MBChB MRCP Locum Consultant, Lewisham Hospital Suzanne Forbes BSc MBChB MRCP Nephrology Registrar, St Bartholomew's David Hunt MBBS BSc PhD MRCP Clinical Teaching Fellow, Newham Hospital Heather Lewis MBChB MRCP Specialty Registrar, Newham Hospital Ravi Menon MBBS MRCP MD Honorary Clinical Lecturer, Newham Hospital Luke Moore MBChB MRCP FRCPath MSc DPH DTM&H Specialty Registrar, Imperial College, London EDITORS Aruna Dias BSc MBBS MRCP Consultant Gastroenterologist, Newham Hospital Eric Beck MBBS FRCP FRCPG FRCPE Former Chairman of MRCP(UK) Part 2 Board and Former Member of MRCP(UK) Part 1 Board