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A 37-year-old woman with a 25-year history of asthma that had been managed with inhaled budesonide and albuterol (salbutamol) as needed underwent high-resolution multislice helical computed tomographic scanning. Thirty minutes after the inhalation of albuterol, a cross-sectional multiplanar reconstruction of the right upper lobe, obtained at maximal inspiration, revealed an increase in the airway caliber. Each panel of images from these two videos consists of the view before the inhalation on the left and the corresponding view after the inhalation on the right. Panel A shows the segmental, or third-generation, bronchus (arrows); Panel B the fourth-generation bronchus at the branching . . . [Full Text of this Article] |
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