Safety and Efficacy of Bronchial Thermoplasty in Symptomatic, Severe Asthma

Rationale: Bronchial thermoplasty (BT) is designed to reduce airway smooth muscle and improve asthma control.Objectives: This study was conducted to determine the safety and efficacy of this procedure in subjects with symptomatic, severe asthma.Methods: Adults who were symptomatic despite treatment with fluticasone or equivalent at more than 750 μg/day, a long-acting β2-agonist, and other medications, which could include 30 mg or less of oral...