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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f21_17_21779

©2013 UpToDate ® Print Email Bronchiolitis Bronchiolitis is an infection that affects the small tubes that carry air in and out of the lungs. When infected, these tubes (called bronchioles) get swollen and inflamed. That makes it harder to breathe.