Invention Grant
US08280488B2 Processing and displaying dynamic contrast-enhanced magnetic resonance imaging information 有权
处理和显示动态对比度增强磁共振成像信息

  • Patent Title: Processing and displaying dynamic contrast-enhanced magnetic resonance imaging information
  • Patent Title (中): 处理和显示动态对比度增强磁共振成像信息
  • Application No.: US11604083
    Application Date: 2006-11-24
  • Publication No.: US08280488B2
    Publication Date: 2012-10-02
  • Inventor: Henkjan J. HuismanNico Karssemeijer
  • Applicant: Henkjan J. HuismanNico Karssemeijer
  • Agent William L. Wang
  • Main IPC: A61B5/055
  • IPC: A61B5/055
Processing and displaying dynamic contrast-enhanced magnetic resonance imaging information
Abstract:
A method, system, and related computer program products for processing and displaying dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) information are described. A plurality of instances of an MRI volume of the body part acquired at a respective plurality of sample times subsequent to an administration of a tracer is processed to determine a plurality of pharmacokinetic (PK) parameters characterizing a mathematical model-based relationship between a plasma tracer concentration and a total tracer concentration within the body part. For one preferred embodiment, computation of the PK parameters is performed according to a generalized signal model such that computation can be carried out in real time during an interactive viewer session, with required reference regions being selectable and optionally re-selectable by the viewer without requiring extensive waiting times for PK parameter computation. Associated user interfaces and computer-aided detection (CAD) algorithms are also provided.
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