Normal values of real-time 3-dimensional echocardiographic parameters in a healthy Japanese population: the JAMP-3D

Shota Fukuda1, Hiroyuki Watanabe, Masao Daimon

  • 1Department of Medicine, Osaka Ekisaikai Hospital, 2-1-10 Honden, Nishi-ku, Osaka 550-0022, Japan. h-syouta@mve.biglobe.ne.jp

Insights

This study established normal reference values for cardiac measurements using real-time 3-dimensional echocardiography (RT3DE) in a large Japanese population. These findings aid in diagnosing and managing cardiovascular diseases.

Area of Science:

  • Cardiology
  • Medical Imaging
  • Biomedical Engineering

Background:

  • Real-time 3-dimensional echocardiography (RT3DE) is a novel imaging technique for assessing cardiac function.
  • Normal reference values for RT3DE parameters are not well-established in large, healthy populations.
  • Investigating these values is crucial for accurate clinical interpretation.

Purpose of the Study:

  • To determine normal reference values for left ventricular (LV) and left atrial (LA) parameters using RT3DE.
  • To establish these values in a large, healthy Japanese population.
  • To support the clinical application of RT3DE.

Main Methods:

  • A multicenter study involving 410 healthy Japanese subjects (aged 20-69).
  • Real-time 3-dimensional echocardiography (RT3DE) was performed on all participants.
  • Exclusion criteria included history of cardiac disease and risk factors.

Main Results:

  • Provided mean values for LV end-diastolic volume index, end-systolic volume index, ejection fraction, and mass index in men and women.
  • Established mean values for LA maximum volume index, minimum volume index, and percent volume change.
  • Observed age-related changes: LV size decreased, while LA size slightly increased; LV mass index remained stable.

Conclusions:

  • This study successfully established normal reference values for cardiac chamber sizes and functions using RT3DE in a large Japanese cohort.
  • The findings support the utility of RT3DE for diagnosing and managing cardiovascular diseases.
  • RT3DE offers a valuable tool for quantitative cardiac assessment.
Abstract

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