A 40-year-old man presents to clinic with a chronic cough and night sweats. He recently arrived from a country with high tuberculosis prevalence. Chest X-ray shows upper lobe infiltrates. What is the most appropriate next step?ARefer urgently to the TB service for assessment and sputum testingBStart empirical oral steroidsCReassure and treat as viral bronchitisDAdvise no further action unless haemoptysis developsEStart broad-spectrum oral antibiotics for 3 days onlyCheck my answer