# Spectral Lung CT. Ventilation and perfusión

**URL:** <https://discourse.slicer.org/t/spectral-lung-ct-ventilation-and-perfusion/41191>\
**Category:** Support\
**Created:** [January 21, 2025, 2:06pm UTC](https://discourse.slicer.org/t/spectral-lung-ct-ventilation-and-perfusion/41191 "2025-01-21T14:06:38Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![titotitoide](https://avatars.discourse-cdn.com/v4/letter/t/9de053/32.png) [@titotitoide](https://discourse.slicer.org/u/titotitoide)\
**Post date:** [January 21, 2025, 2:06pm UTC](https://discourse.slicer.org/t/spectral-lung-ct-ventilation-and-perfusion/41191/1 "2025-01-21T14:06:38Z")

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Hi I am trying to analyze a lung CT scan I have performed to assess the perfusion ventilation of a patient. I have performed it using a spectral CT.  
Is there any way to obtain a perfusion ventilation map using 3D slice?  
Thank you very much.