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Updated: May 7, 2026

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography
Published on: October 28, 2020
The role of 3-dimensional echocardiography in evaluating congenital heart diseases
1Department of Pediatric Cardiology, College of Medicine, Taibah University, Madinah, Kingdom of Saudi Arabia. Tel. +966 (4) 8649020. Fax. +966 (4) 8475586.
Insights
Real-time transthoracic 3-dimensional echocardiography (RTT-3DE) is feasible and effective for evaluating structural heart disease, offering more detailed insights than traditional 2-dimensional echocardiography (2DE). This advanced technique enhances diagnostic capabilities in pediatric cardiology.
Area of Science:
- Cardiology
- Medical Imaging
- Pediatric Heart Disease
Background:
- Structural heart disease requires accurate diagnostic imaging.
- Conventional 2-dimensional echocardiography (2DE) has limitations in visualizing complex cardiac anatomy.
- Advanced imaging techniques are needed to improve diagnostic accuracy.
Purpose of the Study:
- To evaluate the feasibility and efficacy of real-time transthoracic 3-dimensional echocardiography (RTT-3DE).
- To compare RTT-3DE with 2DE in patients with structural heart disease.
- To explore the clinical application of RTT-3DE in routine practice.
Main Methods:
- A cross-sectional study involving 50 patients (1 month to 17 years) with congenital heart disease.
- Conventional 2DE followed by RTT-3DE using dedicated software and a standard protocol.
- 3DE studies were graded based on new findings, anatomical perspective, equivalence, or missed findings compared to 2DE.
Main Results:
- RTT-3DE provided new findings (Grade A) in 25 cases and useful anatomical perspectives (Grade B) in 24 cases.
- 2DE identified various lesions including septal defects, aortopulmonary window, and complex CHD.
- The technique demonstrated high utility in visualizing cardiac structures.
Conclusions:
- RTT-3DE is a feasible and highly effective method for evaluating structural heart disease.
- This technique provides more detailed information compared to conventional 2DE.
- RTT-3DE shows promise for routine clinical use in pediatric cardiology.
Objective:
To assess the feasibility and efficacy of the real-time transthoracic 3-dimensional echocardiography (RTT-3DE) technique in providing more detailed information compared to 2-dimensional echocardiography (2DE) in patients with structural heart disease, and to explore its application in routine clinical use.
Methods:
This cross sectional study was carried out at the Prince Sultan Cardiac Center, Riyadh, Kingdom of Saudi Arabia from January to June 2009. Patients with congenital heart disease (CHD) were evaluated by conventional 2DE followed by RTT-3DE using dedicated software and a standard protocol. The 3DE studies were graded as: A--new finding not on 2DE; B--useful anatomic perspective; C--equivalent to 2DE; or D--missed 2DE findings.
Results:
Fifty patients, 29 (58%) males and 21 (42%) females with age range from one month to 17 years compose the study group. The 2DE showed 12 (24%) right heart and 18 (36%) left heart lesions, 12 (24%) septal defects, one (2%) aortopulmonary window, 4 (8%) complex CHD, and 3 (6%) borderline left ventricular volume. When compared with the 2DE studies, 3DE studies were graded A in 25, B in 24, and C in one case.
Conclusion:
The results in this study show that the RTT-3DE technique is feasible and very effective in providing more detailed information compared with 2DE in structural heart disease evaluation.
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