Multiple-trigger wheeze and viral wheeze: different diseases?

Two types of wheeze in preschool children may reflect different underlying disease processes, a study suggests.

British research examining the time course of two types of wheeze shows children are likely to be classified with the same type of wheeze at follow-up two and four years later.

In the study, preschool wheeze was classified as either ‘episodic viral wheeze’, where children only wheeze during respiratory infections, or ‘multi-trigger wheeze’ - assumed to be more closely related to asthma – where the