backgroundbronchiectasis is defined by permanent and abnormal widening of the bronchi. although this process occurs in the context of chronic airway infection and inflammation, since there is no accurate estimation of the etiology of the disease. this study aimed to determine the most important cause of bronchiectasis in tehran, iran.materials and methodsin this retrospective cohort study we us...

Primary Ciliary Dyskinesia Centre, Southampton Children’s Hospital, Southampton NHS Foundation Trust, Southampton, UK Clinical and Experimental Sciences Academic Unit, University of Southampton Faculty of Medicine, Southampton, UK Molecular Medicine Unit and Birth Defects Research Centre, University College London (UCL) Institute of Child Health, London, UK Division of Services for Women and Ch...

Nasal nitric oxide levels are low in patients with primary ciliary dyskinesia, but it is not known whether this defect is already present in the first months of life. The current authors measured nasal nitric oxide in two infants with situs inversus and primary ciliary dyskinesia, diagnosed by electron microscopy at 4 and 6 months of age, and in five healthy control infants. Nasal nitric oxide ...

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