A 29-year-old man with sickle cell disease presents in severe pain in his limbs and back. He is afebrile, with oxygen saturation 95% on air and no chest signs. What is the most appropriate immediate management?APrompt strong opioid analgesia, hydration and oxygen if indicatedBDischarge with advice to take Paracetamol onlyCStart high-dose steroidsDImmediate blood transfusion in all crisesEStart long-term Hydroxycarbamide immediately in the emergency departmentCheck my answer