# Volume rendering shows solid black cube only

**URL:** <https://discourse.slicer.org/t/volume-rendering-shows-solid-black-cube-only/4272>\
**Category:** Support\
**Tags:** volume-rendering\
**Created:** [October 3, 2018, 2:10pm UTC](https://discourse.slicer.org/t/volume-rendering-shows-solid-black-cube-only/4272 "2018-10-03T14:10:45Z")\
**Posts on this page:** 1\
**Showing post:** 15

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**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [October 4, 2018, 1:35pm UTC](https://discourse.slicer.org/t/volume-rendering-shows-solid-black-cube-only/4272/15 "2018-10-04T13:35:08Z")

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It looks like the image is not a Cartesian 3D volume but a [sinogram](https://en.wikipedia.org/wiki/Tomographic_reconstruction). You need to run these images through filtered backprojection or similar reconstruction method to get a 3D volume that you can load into Slicer.

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_[View the full topic](https://discourse.slicer.org/t/volume-rendering-shows-solid-black-cube-only/4272)._