Become an
Expert in Spirometry

Child with asthma

Flow-volume curve prior to and post bronchodilator drug in severe asthma

Boy (11 year) with severe asthma.
Flow-volume curve before and after administering 1 mg terbutalin.

  before after predicted
FEV1 1.80 L 2.41 L 2.34 L
FVC 2.71 2.93 L 2.81 L
FEV1%FVC 66% 82% 86%

 
Flow-volume curve prior to and post bronchodilator drug in severe asthma

Girl (14 year) with severe asthma.
Flow-volume curve before and after administering 1 mg terbutalin.

  before after predicted
FEV1 1.55 L 2.25 L 2.83 L
FVC 3.04 L 3.27 L 3.40 L
FEV1%FVC 51% 69% 86%

 
Flow-volume curve prior to and post bronchodilator drug in severe asthma

Girl (9 year) with severe asthma.
Flow-volume curve before and after administering 1 mg terbutalin.

  before after predicted
FEV1 1.59 L 2.04 L 2.09 L
FVC 2.57 L 2.64 L 2.44 L
FEV1%FVC 62% 77% 86%
Top of page | Contact us | Report an error | ©Philip H. Quanjer