A 55-year-old man with long-standing heartburn presents with new-onset dysphagia to solids and unintentional weight loss over 3 months. He takes over-the-counter antacids. What is the most appropriate management?AStart high-dose proton pump inhibitor and review in 8 weeksBArrange routine upper GI endoscopy within 18 weeksCArrange urgent upper GI endoscopy within 2 weeksDPrescribe H2-receptor antagonist and reassureETest and treat for Helicobacter pylori and review in 3 monthsCheck my answer