# How to label segmented organs?

**URL:** <https://discourse.slicer.org/t/how-to-label-segmented-organs/5289>\
**Category:** Support\
**Tags:** segmentation\
**Created:** [January 6, 2019, 8:21pm UTC](https://discourse.slicer.org/t/how-to-label-segmented-organs/5289 "2019-01-06T20:21:36Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Mojtaba](https://avatars.discourse-cdn.com/v4/letter/m/e56c9b/32.png) [@Mojtaba](https://discourse.slicer.org/u/Mojtaba)\
**Post date:** [January 6, 2019, 8:21pm UTC](https://discourse.slicer.org/t/how-to-label-segmented-organs/5289/1 "2019-01-06T20:21:36Z")

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hi  
I want to calculate a dose absorption for some organs from PET and CT images. for this goal, I need to label segimented organs. which module can help me?  
thank you.

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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:** [January 6, 2019, 9:15pm UTC](https://discourse.slicer.org/t/how-to-label-segmented-organs/5289/2 "2019-01-06T21:15:07Z")

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You can segment (a.k.a. label, contour) images using Segment Editor module.

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<div class="post-metadata">

**Author:** ![Mojtaba](https://avatars.discourse-cdn.com/v4/letter/m/e56c9b/32.png) [@Mojtaba](https://discourse.slicer.org/u/Mojtaba)\
**Post date:** [January 7, 2019, 9:13am UTC](https://discourse.slicer.org/t/how-to-label-segmented-organs/5289/3 "2019-01-07T09:13:33Z")

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hi again  
I require to produce a dat file for assessing dose by GATE. an example of dat file:  
2  
1 1 kidney  
2 2 spleen  
I require to assess dose in these organs. in addition of dat file, GATE needs images.  
I don’t know how to produce this interfile.  
can you any guidance to me?  
Thank you.

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**Author:** ![Alex\_Vergara](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/alex_vergara/32/15205_2.png) [@Alex\_Vergara](https://discourse.slicer.org/u/Alex_Vergara)\
**Post date:** [January 7, 2019, 12:47pm UTC](https://discourse.slicer.org/t/how-to-label-segmented-organs/5289/4 "2019-01-07T12:47:10Z")

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Gate can use MetaImages (mhd) images as long as they are uncompressed. you can save youir images in that way