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Ultrasound peek at lungs after COVID: small study, big questions

NCT ID NCT05074927

Knowledge-focused Sponsor: University Hospital, Limoges Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This pilot study tracks 24 adults who were hospitalized for COVID-19. Researchers use diaphragm ultrasound to see how well the main breathing muscle works 3 and 6 months after leaving the hospital. The goal is to describe long-term breathing changes, not to test a treatment.

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 study could help doctors better understand long-term breathing problems after COVID-19 and improve follow-up care.
What could go wrong
This is a very small pilot study with only 24 participants, so results may not apply to everyone. It only measures diaphragm movement, not whether treatments can improve it.

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.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

24 people

The number who actually took part.

Started

Jan 2022

Expected to finish

Jul 2026

An estimate. End dates often move.

Lead sponsor

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.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * SARS-CoV-2 infection proven by RT-PCR. * Patient hospitalised for the management of SARS-CoV-2 infection and included 3 months after the end of his hospitalisation at the CHU of Limoges. * Patient of legal age. * Patient affiliated to a social security regime. * Patient having given informed consent Exclusion Criteria: * Known pregnancy. * Patients who are contraindicated to perform the 6-minute walk test. * Patients unable to understand or adhere to the protocol. * Patients deprived of liberty. * Patients under court order, tutorship or curatorship. * Minor patients

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Conditions

The condition(s) this trial relates to.

COVID-19

As listed by the trial registrant

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

COVID -19

Contacts and locations

Locations

  • CHU Dupuytren

    Limoges, 87042, France

  • chu Limoges

    Limoges, 87042, France

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