Heart surgery in childhood: a hidden impact on speech and memory?

NCT ID NCT06565299

Completed Knowledge-focused Sponsor: Kemerovo State Medical University Source: ClinicalTrials.gov ↗

First seen Aug 14, 2026 · Last updated Aug 14, 2026

Summary

This study looks at whether children born with heart defects who need surgery might also have delays in speech and thinking. Researchers will check the children's cognitive and language skills before their operation and again one and two years after. The goal is to see if speech problems can be an early warning sign of broader neurodevelopmental challenges in these young patients.

What this could mean

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

Active substance: Cardiovascular surgery with cardiopulmonary bypass
What this could lead to: If this study succeeds, it could help identify early signs of cognitive and speech delays in children with congenital heart defects, potentially leading to earlier interventions and support.
What could go wrong: This is an observational study, so it cannot prove cause and effect. Results may not apply to all children with heart defects, and the follow-up period may be too short to capture long-term outcomes.

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Conditions

The condition(s) this trial relates to.

Cognition Disorders cognitive disorder congenital heart disease heart disorder

As listed by the trial registrant

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

COGNITION DISORDER

Contacts and locations

Locations

Aleksandra Aeksandrovna Rumiantseva

Kemerovo, Kemerovo Oblast, 650066, Russia

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