# Slice Interpolation

**URL:** <https://discourse.slicer.org/t/slice-interpolation/2808>\
**Category:** Support\
**Created:** [May 11, 2018, 4:28pm UTC](https://discourse.slicer.org/t/slice-interpolation/2808 "2018-05-11T16:28:27Z")\
**Posts on this page:** 1\
**Showing post:** 4

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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:** [May 11, 2018, 5:51pm UTC](https://discourse.slicer.org/t/slice-interpolation/2808/4 "2018-05-11T17:51:03Z")

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Slicer displays patient spact by default. Your images might have been acquired on a tilted plane, in which case you could see the discussion here (look for “Rotate to volume plane”)

> [@Display issue with RT structs and MR volume](https://discourse.slicer.org/t/display-issue-with-rt-structs-and-mr-volume/546/2):
>
> Hello Yannick, It looks like there is a problem with the planar contour to closed surface conversion. If you could send me an email with the data, I will see if I can figure out what the problem is. I will message you with my email. Thanks! Kyle

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