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Heart tests after childhood heart surgery could reveal hidden risks

NCT ID NCT07704346

Knowledge-focused Sponsor: Sohag University Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 15, 2026 · Last updated Jul 16, 2026 · Updated 1 time

Summary

This study looks at heart function and rhythm in children and young adults up to age 25 who have had surgery to repair Tetralogy of Fallot, a congenital heart defect. Researchers will use echocardiography, a 12-lead ECG, and Holter monitoring to detect changes such as arrhythmias, heart enlargement, or valve problems. The goal is to better understand long-term heart health after this type of surgery.

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 predict and manage heart problems in children after Tetralogy of Fallot repair.
What could go wrong
This is a small, observational study that does not test a treatment, so it cannot directly improve outcomes. Results may not apply to all patients.

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

About 40 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Jul 2026

An estimate. Start dates often move.

Expected to finish

Nov 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.

Who is studied

Children and adolescents up to 25 years old of both sexes who have undergone surgical repair of Tetralogy of Fallot and have no other medical diseases.

Ages

1 day to 25 years

Sex

Anyone

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: * Children and adolescents up to age of 25 years old who have undergone surgical repair of Tetralogy of Fallot. Exclusion Criteria: * Ptients above age of 25 years. * Children with other medical diseases.

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Conditions

The condition(s) this trial relates to.

tetralogy of fallot

As listed by the trial registrant

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

Post tetralogy of fallot repair arrhythmias and echocardiographic changes

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Sohag university

    Sohag, Egypt

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