Question

A 30-year-old presents with a 3-week history of cough productive of green sputum, night sweats, and 4 kg weight loss. His chest X-ray reveals a cavitary lesion in the right upper lobe. Which investigation is most appropriate to confirm the diagnosis?

Accepted Answer

Sputum acid-fast bacilli (AFB) test

Answer

Sputum cytology

Answer

Sputum culture for fungi

Answer

Bronchoscopy and lavage

Answer

CT chest

Practice question

A 30-year-old presents with a 3-week history of cough productive of green sputum, night sweats, and 4 kg weight loss. His chest X-ray reveals a cavitary lesion in the right upper lobe. Which investigation is most appropriate to confirm the diagnosis?