Serial follow-up of biventricular function, exercise capacity and NT-proBNP measurements in repaired tetralogy of Fallot: is there a role for MR stress imaging?
2011

Follow-up Study on Heart Function in Tetralogy of Fallot Patients

Sample size: 36 publication Evidence: moderate

Author Information

Author(s): Luijnenburg Saskia E, van den Berg Jochem, Moelker Adriaan, Roos-Hesselink Jolien W, Bogers Ad JJC, de Rijke Yolanda B, Mulder Barbara JM, Vliegen Hubert W, Helbing Willem A

Primary Institution: Erasmus MC - Sophia Children's Hospital, Rotterdam, Netherlands

Hypothesis

Is there a role for MR stress imaging in evaluating biventricular function and exercise capacity in repaired tetralogy of Fallot?

Conclusion

RV volumes and pulmonary regurgitation increased significantly over time in patients with a certain baseline condition, but overall heart function remained stable.

Supporting Evidence

  • RV volumes and pulmonary regurgitation increased significantly over time in patients with RVEDV ≥ 150 ml/m2.
  • Biventricular function remained stable during follow-up in all subgroups.
  • NT-proBNP levels were significantly higher than in healthy controls but did not change over time.

Takeaway

Doctors studied how the hearts of kids who had surgery for a heart problem changed over time, and they found that some things got worse while others stayed the same.

Methodology

The study involved serial follow-up MRI assessments, exercise capacity tests, and NT-proBNP level measurements in 36 patients.

Limitations

The study had a limited sample size and focused on specific subgroups of patients.

Participant Demographics

Patients with repaired tetralogy of Fallot, including subgroups based on RV end-diastolic volume.

Digital Object Identifier (DOI)

10.1186/1532-429X-13-S1-P194

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