Comparison of echocardiographic (US) volumetry with cardiac magnetic resonance (CMR) imaging in transfusion dependent thalassemia major (TM)
2007

Comparing Heart Imaging Methods in Thalassemia Patients

Sample size: 135 publication Evidence: moderate

Author Information

Author(s): Giakoumis Anastasios, Berdoukas Vasilis, Gotsis Efstathios, Aessopos Athanassios

Primary Institution: First Department of Internal Medicine of Laiko General Hospital, University of Athens, Athens, Greece

Hypothesis

How do echocardiography and cardiac magnetic resonance imaging compare in assessing heart function in patients with transfusion-dependent thalassemia major?

Conclusion

Echocardiography provides a sufficient estimation of ejection fraction for routine use, especially when monitoring changes in cardiac function over time.

Supporting Evidence

  • The echocardiography method underestimated heart volumes but provided acceptable ejection fraction estimates.
  • CMR is more accurate but also more expensive and less accessible than echocardiography.
  • Both methods showed a good correlation for ejection fraction despite differences in volume measurements.

Takeaway

Doctors used two different ways to look at the hearts of patients with a blood disease, and found that one method, while simpler, still worked well enough to keep track of heart health.

Methodology

135 patients underwent both echocardiography and cardiac magnetic resonance imaging to compare heart function measurements.

Potential Biases

None stated.

Limitations

The study could not perform interstudy reproducibility analysis due to patient intolerance to multiple evaluations and high costs of CMR.

Participant Demographics

72 females and 63 males with a mean age of 29.96 years.

Statistical Information

P-Value

p < 0.001 for end-diastolic volume; p ≈ 0.05 for end-systolic volume.

Confidence Interval

Not provided.

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1476-7120-5-24

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