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Study identifier: NCT03839992 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

Detection of Unsuspected Small Airways Obstruction in Cystic Fibrosis

Condition: Cystic Fibrosis in Children  ·  Sponsor: Gelb, Arthur F., M.D.

PhaseN/A
Planned participants100
Who can joinAll sexes, 5 Years to 40 Years
Healthy volunteersNo

About this study

Goal is to physiologically detect unsuspected small airways obstruction in children and adults with treated heterozygous and homozygous cystic fibrosis. Unsuspected refers to normal routine pre bronchodilator spirometry including normal FEV1(L), FVC (L). and FEV1/FVC%. This is a retrospective study.

This description comes directly from the study's public registry record.

Talk to the study team

Arthur F Gelb, MD  ·  562-565-5333  ·  afgelb@msn.com

Vicki Masson, MD  ·  631-741-0549  ·  vicki.masson@gmail.com

Always discuss trial participation with your own doctor first.

Locations (2)

Arthur F Gelb MDLakewood, California, United StatesRecruiting
Miller Children's Hospital and Long Beach Medical CenterLong Beach, California, United StatesRecruiting

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Source record: clinicaltrials.gov/study/NCT03839992