Accuracy and consistency of intensity-based deformable image registration in 4DCT for tumor motion estimation in liver radiotherapy planning

Keyphrases

• Motion Estimation 100%
• Tumor Motion 100%
• Radiotherapy Planning 100%
• 4DCT 100%
• Intensity-based 100%
• Fiducial Markers 100%
• Deformable Image Registration 100%
• Liver Cancer Treatment 100%
• Liver 75%
• Tumor 50%
• Stereotactic Body Radiotherapy 50%
• Breathing Motion 50%
• Center of Mass 50%
• Retrospective Clinical Study 25%
• Reliable Measurement 25%
• Liver Metastasis 25%
• Tumor Location 25%
• Tumor Localization 25%
• Registration Error 25%
• Registration Accuracy 25%
• Respiratory Phase 25%
• Location-based 25%
• Distance Error 25%
• Resolution Level 25%
• Mid-ventilation 25%

Engineering

• Motion Estimation 100%
• Radiotherapy 100%
• Fiducials 100%
• Breathing 50%
• Statistically Significant Difference 25%
• Registration Accuracy 25%
• Error Distance 25%
• Mean Value 25%

Nursing and Health Professions

• Neoplasm 100%
• Radiotherapy 100%
• Fiducial Marker 100%
• Stereotactic Body Radiation Therapy 50%
• Gold Standard 25%
• Tumor Localization 25%
• Liver Metastasis 25%