A man has a three-week cough with night sweats, weight loss and haemoptysis, and an upper-lobe cavity on the chest film. What is the most likely diagnosis?
Answer and explanation
Correct answer: C. Pulmonary tuberculosis
- Step 1: The picture of an upper-lobe cavity with night sweats fits Pulmonary tuberculosis.
Answer
Pulmonary tuberculosis.
Why not the others: 'Lung abscess': it gives foul sputum, often after aspiration. 'Lung carcinoma': it gives weight loss and haemoptysis in older smokers, with a mass. 'Sarcoidosis': it gives bilateral hilar lymphadenopathy with erythema nodosum.
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