# Combining Segmentations of Different MRI files

**URL:** https://discourse.slicer.org/t/combining-segmentations-of-different-mri-files/3238
**Category:** Support
**Created:** [June 19, 2018, 11:06pm UTC](https://discourse.slicer.org/t/combining-segmentations-of-different-mri-files/3238 "2018-06-19T23:06:08Z")
**Posts on this page:** 1
**Showing post:** 4

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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: [June 20, 2018, 12:08am UTC](https://discourse.slicer.org/t/combining-segmentations-of-different-mri-files/3238/4 "2018-06-20T00:08:23Z")

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In summary: if the goal is 3D reconstruction then acquire a single volume with isotropic pixel spacing. See this post for more details: [Combining volumes - what am I missing?](https://discourse.slicer.org/t/combining-volumes-what-am-i-missing/2941/2?u=lassoan)

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