1. Objective To observe the therapeutic effect of budesonide inhalation on acute infectious laryngitis and laryngotracheobronchitis in children.

2. Objective To observe the therapeutic effect of budesonide(BUD) inhalation on acute infectious laryngitis and laryngotracheobronchitis in children.

3. Symptomatic bronchopulmonary involvement is a rare extraintestinal complication of Crohn’s disease. 18 months after the diagnosis of chronic inflammatory bowel disease a 16-year old female patient developed prolonged afebrile laryngotracheobronchitis and weight loss.