# PETCTfusion (dealing with PET and CT DICOM images)

**URL:** https://discourse.slicer.org/t/petctfusion-dealing-with-pet-and-ct-dicom-images/8361
**Category:** Support
**Tags:** segmentation, dicom, pet, petct
**Created:** [September 10, 2019, 12:18pm UTC](https://discourse.slicer.org/t/petctfusion-dealing-with-pet-and-ct-dicom-images/8361 "2019-09-10T12:18:37Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![mikbuch](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/mikbuch/32/69022_2.png) [@mikbuch](https://discourse.slicer.org/u/mikbuch)
#### Post date: [February 18, 2023, 11:37pm UTC](https://discourse.slicer.org/t/petctfusion-dealing-with-pet-and-ct-dicom-images/8361/5 "2023-02-18T23:37:25Z")

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A quick workaround to achieve PET-CT fusion would be to overlay PET scan over CT image using standard Slicer 3D visualization functionalities. The result is presented below:

 ![PET-CT_Fusion_PETish-colormap](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/1/e/1e6165a5ca62ec9ca3cb09da94fa2120d1ee06f5.jpeg)

Here I explain how to overlay the images: [Show two volumes overlaid - #5 by mikbuch](https://discourse.slicer.org/t/show-two-volumes-overlaid/2626/5)

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