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A prospective, observational study over a 1-year period was performed to determine if an association exists between levels of ozone, sulphur dioxide, and nitrogen dioxide and the incidence of acute childhood wheezy episodes. All children who presented to an urban emergency department in London with symptoms of acute wheezing with or without cough or shortness of breath were enrolled in the study...
Fibrotic strictures of the colon in association with colon-wall thickening on abdominal ultrasound have been described in children with cystic fibrosis. We determined the prevalence of colon-wall thickening in 99 children with cystic fibrosis (aged 6 months to 17 years, 45 male) and 38 healthy controls (aged 1 month to 39 years, 21 male). In controls, peristalsis was uniformly rapid and maximum wall...
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