Clinical Research Directory

Inclusion Criteria: 1. Children of both sex 2. Children aged from 6-17 years old. 3. Documented diagnosis of non-CF bronchiectasis by confirmed bronchiectasis findings using high-resolution computed tomographic (HRCT) lung scanning, and clinical symptoms consistent with bronchiectasis with a negative sweat test Exclusion Criteria: 1. Age less than 6 years or more than 17 years. 2. Children Diagnosed with cystic fibrosis bronchiectasis with confirmed positive sweat chloride test(6). 3. If there was a history of a recent exacerbation during the previous month preceding the study.