A girl child with fever, cough, dyspnoea with x–ray showing right lower lobe patchy consolidation, for which treatment was given. After 8 weeks symptom improved but x-ray showed more dense consolidation involving the whole of the right lower lobe. What is the next best line of investigation ?
(A) Bronchoscopy (B) Culture from nasopharynx (C) Barium esophagogram (D) Allergic skin test
(A) A history of recurrent pneumonia in the same lobe or segment or slow resolution (> 3 months) of pneumonia on successive radiographs suggests the possibility of bronchial obstruction and the need for bronchoscopy.