Prolonged bacterial bronchitis: a commonly neglected condition

Prolonged bacterial bronchitis (PBB) is a clinicopathological entity first defined in 2006 and recognised by the American,¹ Australian,² British³ and European⁴ pulmonary societies. Although it is a cause of chronic cough and wheeze, it is omitted from the GINA guidelines.⁵ PBB seems likely to be under-diagnosed...

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