Correlation between Reduced FEF25-75% and a Positive Methacholine Challenge Test in Adults with Nonobstructive Baseline Spirometry.
Irfan ShafiqMateen Haider UzbeckZaid ZoumotMohammed AbuzakoukNiyas ParappurathAli Saeed WahlaPublished in: Pulmonary medicine (2021)
Reduced FEF25-75% in adults with nonobstructive spirometry can predict a positive response to MCT in younger patients. However, this relationship becomes weaker with increasing age.