Scaffolding-based segmentation of coronary vascular structures

  • Authors:
  • Dirk Bartz;Sarang Lakare

  • Affiliations:
  • Visual Computing for Medicine, University of Tübingen;Siemens Medical Solutions and Center for Visual Computing, Stony Brook University

  • Venue:
  • VG'05 Proceedings of the Fourth Eurographics / IEEE VGTC conference on Volume Graphics
  • Year:
  • 2005

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Abstract

The coronary arteries are essential for the proper function of the human heart. However, they are generally difficult to segment in volume datasets separately from the other blood-filled cavities of the heart. The major reason for these difficulties is the lack of sufficient spatial resolution and partial volume effects. In this paper, we present a method to mark the coronary arteries by a virtual endoscopic traversal. Virtual endoscopy enables a significantly easier visual identification of the blood vessels in comparison to outside views or slice-by-slice examination methods. Furthermore, we use this marking as a scaffold for the actual segmentation of the coronary arteries.