“…All of the preceding studies collectively suggest early intervention in nutrition and initiation of pulmonary therapies as a means of prolonging lung remodeling and addressing failure to thrive. In a retrospective cohort study of CF registry data (1993-2004) from three CF centers, Padman et al [44] compared initial management with respiratory, antimicrobial, and nutritional agents in infants. They examined the association between dornase alfa use prior to two years of age and body mass index (BMI) percentile over time, controlling for possible factors including genes, gender, race, CF center, presentation, age at diagnosis, sweat value, delta-F508 status, first P. aeruginosa infection, second-year weight percentile, supplemental feeding use, and pancreatic enzyme use.…”