ER breath test could pinpoint cause of shortness of breath in minutes
NCT ID NCT06556797
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at a new way to quickly figure out why someone is struggling to breathe in the emergency room. By measuring the difference between two types of carbon dioxide levels, doctors hope to tell if the cause is fluid buildup in the lungs (congestive) or something else. The study involves 45 adults with sudden shortness of breath, using a skin sensor and a blood test.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 45 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2025
- Expected to finish
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Apr 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Patient presenting to the emergency department of the inclusion center for acute dyspea
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age ≥ 18 years * Patient presenting with acute dyspnea defined by a sensation of respiratory discomfort with at least one of the following criteria: RR ≥ 22 and/or SpO2 \< 95% * Arterial blood gas sampling performed as part of care * Inclusion less than 1 hour after arrival time to the emergency department * Non-opposition to participation in the study Exclusion Criteria: * Temperature greater than or equal to 37.5°C * Patient who has already received a diuretic or vasodilator treatment in the emergency department or by a prehospital medical team * Systolic blood pressure less than or equal to 100 mmHg and/or signs of peripheral hypoperfusion * Inability to express refusal to participate in the study
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Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Emergency Department Hospital Avicenne
RECRUITINGBobigny, 93000, France
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Other studies related to the condition(s) this trial covers.
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