Spirometry is recommended as part of the diagnostic workup of children aged 5–16 years with suspected asthma.
Bronchodilator reversibility (BDR) testing is recommended in all children with FEV1 < LLN or < 80% pred and/or FEV1/FVC < LLN or < 80%.
Measurement of exhaled nitric oxide (F eNO) is recommended as part of the diagnostic workup of children aged 5–16 years with suspected asthma.
Diagnosing asthma in children based on clinical history alone or following a single abnormal objective test is not recommended.
PEFR variability testing as the primary objective test on its own to diagnose asthma in children aged 5–16 years is not recommended.
A direct bronchial challenge test using methacholine is recommended in children aged 5–16 years under investigation for asthma where asthma diagnosis could not be confirmed with first-line objective tests.
For more information, go to Pediatric Asthma.
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Cite this: Asthma in Children Clinical Practice Guidelines (ERS, 2021) - Medscape - Dec 03, 2021.