Dose omission to shorten methacholine challenge testing: clinical consequences of the use of a 10% fall in FEV1 threshold.
Valérie LévesqueClaude PoirierBruno-Pierre DubéPublished in: Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology (2018)
Omitting a methacholine dose based on a ≤ 10% fall in FEV1 occurs frequently and has the potential to shorten test duration. AE are rare, but patients with worse baseline lung function and gas trapping are at increased risk of mild side effects.