Conditional shape models for cardiac motion estimation

Coert Metz, Nora Baka, Hortense Kirisli, Michiel Schaap, Theo van Walsum, Stefan Klein, Lisan Neefjes, Nico Mollet, Boudewijn Lelieveldt, Marleen de Bruijne, Wiro Niessen

10 Citations (Scopus)

Abstract

We propose a conditional statistical shape model to predict patient specific cardiac motion from the 3D end-diastolic CTA scan. The model is built from 4D CTA sequences by combining atlas based segmentation and 4D registration. Cardiac motion estimation is, for example, relevant in the dynamic alignment of pre-operative CTA data with intra-operative X-ray imaging. Due to a trend towards prospective electrocardiogram gating techniques, 4D imaging data, from which motion information could be extracted, is not commonly available. The prediction of motion from shape information is thus relevant for this purpose. Evaluation of the accuracy of the predicted motion was performed using CTA scans of 50 patients, showing an average accuracy of 1.1 mm.

Original languageEnglish
Title of host publicationMedical Image Computing and Computer-Assisted Intervention - MICCAI 2010 : 13th International Conference, Beijing, China, September 20-24, 2010, Proceedings, Part I
EditorsTianzi Jiang, Nassir Navab, Josien P. W. Pluim, Max A. Viergever
Number of pages8
VolumePart I
PublisherSpringer
Publication date2010
Pages452-459
ISBN (Print)978-3-642-15704-2
ISBN (Electronic)978-3-642-15705-9
DOIs
Publication statusPublished - 2010
Event13th International Conference on Medical Image Computing and Computer Assisted Intervention - Beijing, China
Duration: 20 Sept 201024 Sept 2010
Conference number: 13

Conference

Conference13th International Conference on Medical Image Computing and Computer Assisted Intervention
Number13
Country/TerritoryChina
CityBeijing
Period20/09/201024/09/2010
SeriesLecture notes in computer science
Number6361
ISSN0302-9743

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