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Normal fetal cardiac dimensions obtained by perpendicular imaging

R D Steed1, D M Strickland, M S Swanson

  • 1East Carolina University School of Medicine, Greenville, North Carolina, USA.

The American Journal of Cardiology
|May 12, 1998
PubMed
Summary
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This study established normal fetal cardiac dimensions across many gestational ages. Improved imaging techniques yielded more precise data with narrower confidence intervals than previous research.

Area of Science:

  • Cardiology
  • Fetal Medicine
  • Medical Imaging

Background:

  • Accurate fetal cardiac dimensional data is crucial for assessing fetal well-being and diagnosing congenital heart defects.
  • Previous studies may have limitations due to imaging techniques affecting data accuracy.
  • Establishing reliable reference ranges is essential for clinical practice.

Purpose of the Study:

  • To provide comprehensive normal fetal cardiac dimensional data.
  • To establish reference ranges across a wide spectrum of gestational ages.
  • To evaluate the impact of imaging techniques on data precision.

Main Methods:

  • Collected cardiac dimensional data from a large cohort of fetuses.
  • Utilized perpendicular imaging to minimize lateral resolution error.

Related Experiment Videos

  • Analyzed data to establish normal values and confidence limits.

    • Main Results:

    • Generated a dataset of normal fetal cardiac dimensions for a large patient group.
    • Demonstrated that perpendicular imaging reduces lateral resolution error.
    • Achieved narrower confidence limits for normal values compared to prior studies.

    Conclusions:

    • The study successfully provides updated, reliable normal fetal cardiac dimensional data.
    • Perpendicular imaging is a valuable technique for enhancing accuracy in fetal cardiac measurements.
    • The findings offer improved reference standards for fetal cardiac assessment.