Acute Leg Ischaemia ................................................................................................86 Acute Pancreatitis ....................................................................................................88 Acute Scrotal Pain .................................................................................................... 91 Anastomotic Leak ....................................................................................................92 Appendicitis .............................................................................................................93 Blunt Chest Trauma .................................................................................................96 Boerhaavre Syndrome ..............................................................................................98 Cellulitis ...................................................................................................................99 Damage Control Laparotomy ................................................................................ 100 Diverticulitis ........................................................................................................... 102 Ectopic Pregnancy .................................................................................................. 103 Epigastric Stab Wound ........................................................................................... 105 Femoral Hernia ...................................................................................................... 106 Groin Abscess ........................................................................................................ 108 Gunshot Wounds .................................................................................................... 109 Head Injury ............................................................................................................ 110 Intussusception ....................................................................................................... 113 Laparoscopic Injury ............................................................................................... 114 Liver Laceration ..................................................................................................... 116 Lower Gastrointestinal Bleed................................................................................. 117 Mesenteric Ischaemia ............................................................................................. 120 Necrotising Fasciitis ............................................................................................... 121 Needlestick Injury .................................................................................................. 122 Paediatric Trauma ..................................................................................................124 Penetrating Chest Trauma ...................................................................................... 125 Penetrating Neck Trauma ....................................................................................... 126 Penile Fracture ....................................................................................................... 129 Perforated Duodenal Ulcer .................................................................................... 130 Perianal Sepsis ....................................................................................................... 131 Postoperative Fever ................................................................................................ 133 Ruptured Abdominal Aortic Aneurysm ................................................................. 134 Sigmoid Volvulus and Pseudo-obstruction ............................................................ 136 Splenic Trauma ...................................................................................................... 138

You are called to the emergency department. A 75-year-old man has been referred by his GP with sudden onset leg pain. What are you going to do?