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Method and system for automatic lung segmentation

  • US 7,756,316 B2
  • Filed: 12/01/2006
  • Issued: 07/13/2010
  • Est. Priority Date: 12/05/2005
  • Status: Active Grant
First Claim
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1. A method of segmenting lungs from a Computerized Tomography (CT) volume comprising a plurality of slices, said method comprising:

  • using a processor to perform steps comprising;

    thresholding said CT volume using a predetermined threshold;

    segmenting a middle slice of said CT volume using a region-based technique; and

    segmenting a plurality of non-middle slices of said CT volume using a contour-based technique, without using a region-based technique for the non-middle slices.

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