Abstract
Asthma has been considered the most common chronic respiratory disease affecting children and is involved in .different diagnoses of acute bronchiolitis in first year of life Therefore, this research has been conducted to explore the relationship between asthma and bronchiolitis on known asthmatics aging from 6months old to 16 years old frequenting the asthma clinic Tripoli Children Hospital for .)regular follow ups for 3 months (January, February, and march of 2004 The aim of this study: To ascertain the percent (prevalence)of bronchiolitis patients who will develop]e asthma .symptoms later on Conclusively there has been a strong relationship between asthma and bronchiolitis in a way that bronchiolitis pre- .disposes to asthma in 53.5% of patients especially in whom had a family history of allergy