Breath, blood, and saliva tests could replace sputum for CF lung infections

NCT ID NCT07312734

Not yet recruiting Knowledge-focused Sponsor: Chris Goss Source: ClinicalTrials.gov ↗

First seen Jan 04, 2026 · Last updated Jun 19, 2026 · Updated 26 times

Summary

This study looks for better ways to find harmful bacteria in the lungs of people with cystic fibrosis. Traditional sputum tests are becoming harder to use because newer CF treatments reduce mucus. Researchers will collect samples like saliva, blood, urine, and breath from 300 participants to see if these can reliably detect infections.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Froedtert & Medical College of Wisconsin

    Milwaukee, Wisconsin, 53226, United States

    Contact Email: •••••@•••••

  • Nationwide Children's Hospital

    Columbus, Ohio, 43205, United States

    Contact Email: •••••@•••••

  • The Minnesota Cystic Fibrosis Center

    Minneapolis, Minnesota, 55455, United States

    Contact Email: •••••@•••••

  • University of California San Diego

    La Jolla, California, 92037, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • University of Nebraska Medical Center

    Omaha, Nebraska, 69198, United States

    Contact Email: •••••@•••••

  • University of Pennsylvania

    Philadelphia, Pennsylvania, 19104, United States

    Contact Email: •••••@•••••

  • University of Pittsburgh Medical Center

    Pittsburgh, Pennsylvania, 15224, United States

    Contact Email: •••••@•••••

  • University of Texas Southwestern

    Dallas, Texas, 75390, United States

    Contact Email: •••••@•••••

  • Washington University School of Medicine

    St Louis, Missouri, 63110, United States

    Contact Email: •••••@•••••

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to

If successful, this could lead to better, easier diagnostic tests for lung infections in people with cystic fibrosis, especially those who cannot produce sputum.

What could go wrong

This is an observational study, not a treatment trial. It may not directly improve health outcomes, and new tests may not prove more accurate than current methods.

Conditions

The condition(s) this trial relates to.

cystic fibrosis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.