The guidelines [1] on using methacholine challenge testing (MCCT) to evaluate for airway hyperresponsiveness (AHR), published in 2000, provided a figure that allowed clinicians to calculate posttest ...

A cutoff of 4 mg/mL or less in the methacholine challenge test would recognize most children suspected of having asthma, according to recent study results. “There was no difference in the number of ...

Obesity is associated with increased prevalence and incidence of asthma, but the mechanism is unknown. Obesity reduces lung volumes, which can increase airway responsiveness, and increases resistive ...

Please provide your email address to receive an email when new articles are posted on . Methacholine and exercise challenge tests with impulse oscillometry were used to identify probable asthma in ...

Obesity can worsen the impact of asthma and may also mask its severity in standard tests, according to researchers in New Zealand, who studied lung function in asthmatic women with a range of body ...

Background Methacholine hyperresponsiveness is prevalent in elite athletes. Comparative studies have hitherto been limited to methacholine, eucapnic voluntary hyperpnoea and exercise. This study ...

The number of patients enrolled in the study each year ranged from two to seven between 1997 and 2001. There were 10 patients in both the removal group and the keeping group. The clinical ...