# 3D connected components 

**URL:** <https://discourse.slicer.org/t/3d-connected-components/34209>\
**Category:** Support\
**Created:** [February 8, 2024, 1:24pm UTC](https://discourse.slicer.org/t/3d-connected-components/34209 "2024-02-08T13:24:10Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![rkraaijveld](https://avatars.discourse-cdn.com/v4/letter/r/b9bd4f/32.png) [@rkraaijveld](https://discourse.slicer.org/u/rkraaijveld)\
**Post date:** [February 8, 2024, 1:24pm UTC](https://discourse.slicer.org/t/3d-connected-components/34209/1 "2024-02-08T13:24:10Z")

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Hi!

I would like to extract the 3D connected components from my binary mask in 3D slicer. Is there any way to do that?

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<div class="post-metadata">

**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:** [February 8, 2024, 2:35pm UTC](https://discourse.slicer.org/t/3d-connected-components/34209/2 "2024-02-08T14:35:44Z")

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You can use Identify Islands in the segment editor for that.