Left Ventricular Volumes, Mass and Function normalized to the body surface area, age and gender from CMR in a large cohort of well-treated Thalassemia Major patients without myocardial iron overload
2011

Left Ventricular Parameters in Thalassemia Major Patients

Sample size: 142 publication Evidence: moderate

Author Information

Author(s): Meloni Antonella, Dell'Amico Maria Chiara, Favilli Brunella, Aquaro Giovanni D, Festa Pierluigi, Chiodi Elisabetta, Renne Stefania, Galati Maria Concetta, Sardella Leonardo, Keilberg Petra, Positano Vincenzo, Lombardi Massimo, Pepe Alessia

Primary Institution: “G. Monasterio” Foundation and Institute of Clinical Physiology, CNR, Pisa, Italy

Hypothesis

What are the normal ranges for left ventricular volumes, mass, and function in well-treated Thalassemia Major patients without myocardial iron overload?

Conclusion

Significant differences in left ventricular parameters compared to controls were found only in males under 14 years and over 30 years.

Supporting Evidence

  • TM patients showed significantly lower body surface area than the controls.
  • Significantly higher left ventricular end-diastolic volume index and stroke volume index were found only for males aged 30 years.
  • Significantly higher left ventricular ejection fraction were found only for males under 14 years.
  • All left ventricular volume indexes were significantly larger in males than in females.

Takeaway

This study looked at heart measurements in kids and adults with a blood condition called Thalassemia. It found that boys under 14 and over 30 have different heart sizes compared to healthy kids and adults.

Methodology

CMR was used to evaluate left ventricular function parameters in Thalassemia Major patients and healthy controls.

Limitations

The study may not represent all Thalassemia Major patients as it only included those without known cardiac risk factors.

Participant Demographics

142 Thalassemia Major patients and 71 healthy subjects matched for age and sex.

Statistical Information

P-Value

<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1186/1532-429X-13-S1-P305

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