# Extract centerlines with radius variation for coronary stenosis

**URL:** <https://discourse.slicer.org/t/extract-centerlines-with-radius-variation-for-coronary-stenosis/15037>\
**Category:** VMTK\
**Created:** [December 13, 2020, 5:32pm UTC](https://discourse.slicer.org/t/extract-centerlines-with-radius-variation-for-coronary-stenosis/15037 "2020-12-13T17:32:16Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![sajedaekram](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/sajedaekram/32/9168_2.png) [@sajedaekram](https://discourse.slicer.org/u/sajedaekram)\
**Post date:** [December 13, 2020, 5:32pm UTC](https://discourse.slicer.org/t/extract-centerlines-with-radius-variation-for-coronary-stenosis/15037/1 "2020-12-13T17:32:16Z")

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Dear all,

I would like to know about the vmtk for centerline extraction.

Is it possible to extract centerlines with radius variation for coronary stenosis? I want to simulate blood flow for pressure loss in oneD simulations.

Thank you in advance