# A problem of showing up the segmentation when loading

**URL:** <https://discourse.slicer.org/t/a-problem-of-showing-up-the-segmentation-when-loading/24183>\
**Category:** Support\
**Tags:** segmentation\
**Created:** [July 5, 2022, 12:30pm UTC](https://discourse.slicer.org/t/a-problem-of-showing-up-the-segmentation-when-loading/24183 "2022-07-05T12:30:04Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![pieper](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/pieper/32/8_2.png) [@pieper](https://discourse.slicer.org/u/pieper)\
**Post date:** [July 6, 2022, 1:19pm UTC](https://discourse.slicer.org/t/a-problem-of-showing-up-the-segmentation-when-loading/24183/5 "2022-07-06T13:19:59Z")

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Hard to tell from the description, but possibly you are seeing an issue like this one:

> [@How could I measure the mandibular condyle rotation using 3D Slicer?](https://discourse.slicer.org/t/how-could-i-measure-the-mandibular-condyle-rotation-using-3d-slicer/24041/2):
>
> Probably you have an issue with the coordinate system conventions. You can read up on RAS and LPS in the forum: [Search results for 'lps ras' - 3D Slicer Community](https://discourse.slicer.org/search?q=lps%20ras) You can change options when loading if needed: [image] The SlicerCMF team might be able to comment on your other questions.

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