A 61-year-old male carpenter presented with ten months’ history of dyspepsia. More recently he had developed epigastric pain and had lost four kilograms in weight because of anorexia. He was otherwise asymptomatic and in particular there was no history of nausea, vomiting, abdominal distension, melaena, haematemesis, diarrhoea, constipation, night sweats, or fevers. There was no past medical hi...