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[Breast volume assessment based on 3D surface geometry: verification of the method using MR imaging]
Maximilian Eder1, Armin Schneider, Hubertus Feussner
1Arbeitsgruppe Computer Aided Plastic Surgery (CAPS), Klinik und Poliklinik für Plastische Chirurgie und Handchirurgie, Klinikum rechts der Isar, Technische Universität München, München, Deutschland.
Biomedizinische Technik. Biomedical Engineering
|July 8, 2008
Summary
3D surface scanning offers precise breast volume measurement, validated against MRI. This objective method accurately quantifies breast size, improving surgical assessments.
Area of Science:
- Medical Imaging
- Biomedical Engineering
- Plastic Surgery
Background:
- Surgeons currently estimate breast volume and contour subjectively.
- Objective breast volume quantification is needed for improved accuracy.
Purpose of the Study:
- To verify the precision and accuracy of 3D surface imaging for breast volume measurement.
- To compare 3D scanner data with magnetic resonance imaging (MRI) reference volumes.
Main Methods:
- Five individuals' breast volumes were measured using a 3D surface scanner.
- MRI was used to obtain reference volumes for comparison.
- Thorax wall curvature from MRI was compared to the 3D scan model's posterior breast boundary.
Main Results:
- 3D scanning showed a mean deviation of 1.63+/-0.53%, while MRI had 1.10+/-0.34% precision.
- Significant correlation was found between MRI and 3D scan breast volumes (r=0.982 for right, r=0.977 for left).
- 3D scan models demonstrated high agreement with MRI-derived thorax wall curvature.
Conclusions:
- 3D surface imaging is a precise and accurate method for objective breast volume measurement.
- The high correlation and agreement with MRI support its clinical utility.
- This technology can enhance surgical planning and outcomes by providing objective data.
