# Skull segmentation & cranial patch design – workflow help

**URL:** <https://discourse.slicer.org/t/skull-segmentation-cranial-patch-design-workflow-help/42671>\
**Category:** Support\
**Tags:** segmentation\
**Created:** [April 24, 2025, 3:29am UTC](https://discourse.slicer.org/t/skull-segmentation-cranial-patch-design-workflow-help/42671 "2025-04-24T03:29:01Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![palomar](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/palomar/32/80138_2.png) [@palomar](https://discourse.slicer.org/u/palomar)\
**Post date:** [April 24, 2025, 3:29am UTC](https://discourse.slicer.org/t/skull-segmentation-cranial-patch-design-workflow-help/42671/1 "2025-04-24T03:29:01Z")

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Hi all,  
I’m working on an exercise using a whole-body PET CT scan of a healthy patient. Any tips on the best segmentation approach in Slicer, and how to model a custom-fit patch (possibly simulating a defect)?  
Would really appreciate module suggestions or workflow ideas!

Thanks!

 ![exe_skull](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/3/8/38116892979d028e6a34afafd36e519ac007c512.png)