# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=386

[Latest](https://discourse.slicer.org/latest.md) · [Categories](https://discourse.slicer.org/categories.md) · [Tags](https://discourse.slicer.org/tags.md)

**Page:** 387

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## [Adjust Window Level is not working (nightly release 4.11.0)](https://discourse.slicer.org/t/adjust-window-level-is-not-working-nightly-release-4-11-0/6817)

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**Author:** [@JoostJM](https://discourse.slicer.org/u/JoostJM)\
**Replies:** 4\
**Last updated:** [May 16, 2019, 2:52pm UTC](https://discourse.slicer.org/t/adjust-window-level-is-not-working-nightly-release-4-11-0/6817 "2019-05-16T14:52:20Z")

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In the latest nigthly release (13-05-2019, windows), adjusting window/level by left-click + dragging is not working anymore. It is still possible to adjust window/level through the Volumes module however. Furthermore, w…

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## [Extensions can not be installed](https://discourse.slicer.org/t/extensions-can-not-be-installed/6810)

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**Author:** [@Nick1998](https://discourse.slicer.org/u/Nick1998)\
**Replies:** 4\
**Last updated:** [May 16, 2019, 8:29am UTC](https://discourse.slicer.org/t/extensions-can-not-be-installed/6810 "2019-05-16T08:29:59Z")

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Operating system: MacOS Mojave 10.14.2 Slicer version: 4.10.1 Expected behavior: Actual behavior: Hi Everyone, I am having a lot of trouble trying to figure out the extensions manager on my laptop. I have been tryin…

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## [Error in Cropping DTI Volume](https://discourse.slicer.org/t/error-in-cropping-dti-volume/6777)

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**Author:** [@erkara](https://discourse.slicer.org/u/erkara)\
**Replies:** 4\
**Last updated:** [May 16, 2019, 5:54am UTC](https://discourse.slicer.org/t/error-in-cropping-dti-volume/6777 "2019-05-16T05:54:08Z")

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Operating system: Linux 5.0.13-1, Opensuse Slicer version: 4.11 Hi all I am trying to crop a DTI volume with Crop Volume module, it is a \*.nhdr file. Here is the screenshot: but when I hit “apply”, it does noth…

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## ["New users" link for the Download page?](https://discourse.slicer.org/t/new-users-link-for-the-download-page/6793)

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**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 2\
**Last updated:** [May 15, 2019, 9:01pm UTC](https://discourse.slicer.org/t/new-users-link-for-the-download-page/6793 "2019-05-15T21:01:00Z")

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I am at a conference, and as usual, people ask about Slicer and ask for pointers. I actually already sent out an email with my “recipe” for getting started, and then discovered the “New users” page on the wiki: (https://…

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## [SeriesDate and SeriesTime missing from DICOM explorer](https://discourse.slicer.org/t/seriesdate-and-seriestime-missing-from-dicom-explorer/6796)

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**Author:** [@torquil](https://discourse.slicer.org/u/torquil)\
**Replies:** 3\
**Last updated:** [May 15, 2019, 4:44pm UTC](https://discourse.slicer.org/t/seriesdate-and-seriestime-missing-from-dicom-explorer/6796 "2019-05-15T16:44:47Z")

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Hi! I upgraded from 3D Slicer Nightly 2019-03-18 to 2019-05-11 on Linux, and now the columns “SeriesDate” and “SeriesTime” are missing from the DICOM explorer. These columns are very important for me when comparing diff…

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## [Enable Leap motion and 3D slicer to work together](https://discourse.slicer.org/t/enable-leap-motion-and-3d-slicer-to-work-together/6794)

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**Author:** [@mikecsu](https://discourse.slicer.org/u/mikecsu)\
**Replies:** 1\
**Last updated:** [May 15, 2019, 3:21am UTC](https://discourse.slicer.org/t/enable-leap-motion-and-3d-slicer-to-work-together/6794 "2019-05-15T03:21:37Z")

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Operating system:win10 Slicer version:4.11.0 Expected behavior: Actual behavior: Hi,everyone. These days i am trying to get leap motion to work with Slicer, and i attended to add an old module python code to 3D slic…

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## [Create segmentation or export 3D model from binary data](https://discourse.slicer.org/t/create-segmentation-or-export-3d-model-from-binary-data/6788)

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**Author:** [@GLA\_mod](https://discourse.slicer.org/u/GLA_mod)\
**Replies:** 1\
**Last updated:** [May 14, 2019, 7:40pm UTC](https://discourse.slicer.org/t/create-segmentation-or-export-3d-model-from-binary-data/6788 "2019-05-14T19:40:35Z")

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Operating system: Windows Slicer version: 4.10 Expected behavior: Segment and export as .obj file Actual behavior: Can’t segment. Also can’t load as binary labelmap. I have some microscopy data which has effectively …

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## [Slicer Crashes when projecting fiducials in 4.10](https://discourse.slicer.org/t/slicer-crashes-when-projecting-fiducials-in-4-10/5698)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 7\
**Last updated:** [May 14, 2019, 5:20pm UTC](https://discourse.slicer.org/t/slicer-crashes-when-projecting-fiducials-in-4-10/5698 "2019-05-14T17:20:19Z")

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I can reproduce this with this data: https://github.com/SlicerMorph/SampleData/blob/master/gorilla\_reference.mrb?raw=true Navigate to the Markups module, and enable Fiducial projection. Slicer stalls and crashes. I can…

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## [vtkOrientedImageData giving offset when sampling segmented tumor volume](https://discourse.slicer.org/t/vtkorientedimagedata-giving-offset-when-sampling-segmented-tumor-volume/6760)

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**Author:** [@joshicola](https://discourse.slicer.org/u/joshicola)\
**Replies:** 2\
**Last updated:** [May 14, 2019, 3:47pm UTC](https://discourse.slicer.org/t/vtkorientedimagedata-giving-offset-when-sampling-segmented-tumor-volume/6760 "2019-05-14T15:47:23Z")

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I have several segmented tumors with catheters inserted to sample the biological environment. I know the shape and location of each catheter membrane. I want to sample this to determine what percentage of the membrane …

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## [There is no “StylusToReference”](https://discourse.slicer.org/t/there-is-no-stylustoreference/6766)

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**Author:** [@Zhao\_Su](https://discourse.slicer.org/u/Zhao_Su)\
**Replies:** 6\
**Last updated:** [May 14, 2019, 3:38pm UTC](https://discourse.slicer.org/t/there-is-no-stylustoreference/6766 "2019-05-14T15:38:10Z")

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There is no “StylusToReference”,When I use slicerigt.

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## [Windows 10 compatibility](https://discourse.slicer.org/t/windows-10-compatibility/6785)

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**Author:** [@Hb1582](https://discourse.slicer.org/u/Hb1582)\
**Replies:** 1\
**Last updated:** [May 14, 2019, 3:09pm UTC](https://discourse.slicer.org/t/windows-10-compatibility/6785 "2019-05-14T15:09:52Z")

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Just wondering which 3DSlicer versions people have found work with Windows 10. Does anyone know if the latest version 4.10.1 works with it as well?

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## [No DICOM image is displayed!](https://discourse.slicer.org/t/no-dicom-image-is-displayed/6761)

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**Author:** [@ToufikDZ](https://discourse.slicer.org/u/ToufikDZ)\
**Replies:** 3\
**Last updated:** [May 13, 2019, 10:48pm UTC](https://discourse.slicer.org/t/no-dicom-image-is-displayed/6761 "2019-05-13T22:48:59Z")

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Operating system: windows 7 64bit Slicer version: 4.10.1 Expected behavior: DICOM images Actual behavior: Black frames Hello! I loaded DICOM files and everything seems to be ok but unfortunately the images did not d…

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## [How to compute 3x3 diffusion tensor at each voxel](https://discourse.slicer.org/t/how-to-compute-3x3-diffusion-tensor-at-each-voxel/6016)

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**Author:** [@erkara](https://discourse.slicer.org/u/erkara)\
**Replies:** 3\
**Last updated:** [May 13, 2019, 9:31pm UTC](https://discourse.slicer.org/t/how-to-compute-3x3-diffusion-tensor-at-each-voxel/6016 "2019-05-13T21:31:28Z")

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Operating system: Linux Slicer version: 4.11 Hi guys I am trying to extract 3x3 diffusion tensor at each voxel of the image. It seems we can see trace, max-min eigenvalues etc but not the tensor itself. I also dont kn…

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## [DICOM import failed](https://discourse.slicer.org/t/dicom-import-failed/6654)

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**Author:** [@prorai](https://discourse.slicer.org/u/prorai)\
**Replies:** 8\
**Last updated:** [May 13, 2019, 11:37am UTC](https://discourse.slicer.org/t/dicom-import-failed/6654 "2019-05-13T11:37:57Z")

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i saw this error in log file ,when my script for model import is failed . these are the last few lines. self.importedVolume = DSVPC.load(DSVPC.examineForImport(\[files\])\[0\]) File "C:/Program Files/Slicer 4.10.1/bin/../…

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## [reload slicerrc.py without having to restart slicer](https://discourse.slicer.org/t/reload-slicerrc-py-without-having-to-restart-slicer/6638)

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**Author:** [@maxaerosat.co.za](https://discourse.slicer.org/u/maxaerosat.co.za)\
**Replies:** 2\
**Last updated:** [May 12, 2019, 12:11pm UTC](https://discourse.slicer.org/t/reload-slicerrc-py-without-having-to-restart-slicer/6638 "2019-05-12T12:11:20Z")

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I somehow can create new customised volume rendering presets as per explanations however at present need to restart slicer to see the effects as i need the slicerrc.py file to be read Is there a way to re read the sli…

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## [Compiled App whichs source pulled from git cannot download extension due to reversion not match.](https://discourse.slicer.org/t/compiled-app-whichs-source-pulled-from-git-cannot-download-extension-due-to-reversion-not-match/6750)

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**Author:** [@Cyberobot](https://discourse.slicer.org/u/Cyberobot)\
**Replies:** 2\
**Last updated:** [May 10, 2019, 12:48pm UTC](https://discourse.slicer.org/t/compiled-app-whichs-source-pulled-from-git-cannot-download-extension-due-to-reversion-not-match/6750 "2019-05-10T12:48:24Z")

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Problem report for Slicer 4.11.0-2019-05-01 win-amd64: \[please describe expected and actual behavior\] I compiled the Slicer reversion of “28202” which was pulled from github, and it’s reversion became “aae6a8c”, so that…

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## [SlicerRT, dose and colorbar](https://discourse.slicer.org/t/slicerrt-dose-and-colorbar/6737)

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**Author:** [@PaoloZaffino](https://discourse.slicer.org/u/PaoloZaffino)\
**Replies:** 3\
**Last updated:** [May 9, 2019, 4:38pm UTC](https://discourse.slicer.org/t/slicerrt-dose-and-colorbar/6737 "2019-05-09T16:38:44Z")

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Hi all, I have a CT with a dose cube and I can import and visualize them in Slicer (v.4.10). At this point would like to show also a colorbar for the dose. Do you have any suggestion? Thank you very much. Paolo

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## [Enable view synchronization in real-time between 3D View on Slicer and VR view on HTC vive](https://discourse.slicer.org/t/enable-view-synchronization-in-real-time-between-3d-view-on-slicer-and-vr-view-on-htc-vive/6718)

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**Author:** [@mikecsu](https://discourse.slicer.org/u/mikecsu)\
**Replies:** 2\
**Last updated:** [May 9, 2019, 7:59am UTC](https://discourse.slicer.org/t/enable-view-synchronization-in-real-time-between-3d-view-on-slicer-and-vr-view-on-htc-vive/6718 "2019-05-09T07:59:49Z")

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Operating system: win10 Slicer version:4.11.0 Expected behavior:To enable view synchronization in real-time between slicer and HTC vive Actual behavior: Hi,I have been recently working on how to enable view synchroni…

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## [Parallel compression pigz](https://discourse.slicer.org/t/parallel-compression-pigz/6733)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 2\
**Last updated:** [May 9, 2019, 5:08am UTC](https://discourse.slicer.org/t/parallel-compression-pigz/6733 "2019-05-09T05:08:22Z")

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There was a discussion sometime ago about perhaps enabling pigz (parallel gzip) with Slicer. How to unset default 'compress' option during save - #7 by pieper At the time, question was lack of a windows port. I see ther…

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## [qMRMLColorTableNode causing Slicer to exit abnormally](https://discourse.slicer.org/t/qmrmlcolortablenode-causing-slicer-to-exit-abnormally/6726)

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**Author:** [@jamesobutler](https://discourse.slicer.org/u/jamesobutler)\
**Replies:** 7\
**Last updated:** [May 8, 2019, 7:25pm UTC](https://discourse.slicer.org/t/qmrmlcolortablenode-causing-slicer-to-exit-abnormally/6726 "2019-05-08T19:25:52Z")

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I have been having problems using qMRMLColorTableComboBox and I can’t seem to figure it out. I’m using Slicer 4.10.1 and after creating the object and manipulating it as shown below, then upon closing the Slicer main wi…

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## [What is new in Slicer popup window](https://discourse.slicer.org/t/what-is-new-in-slicer-popup-window/6732)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 6\
**Last updated:** [May 8, 2019, 6:35pm UTC](https://discourse.slicer.org/t/what-is-new-in-slicer-popup-window/6732 "2019-05-08T18:35:52Z")

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As far as I can tell, there is really no good mechanism to make aware of changes to existing modules and extensions in terms of functionalities (e.g., new features, behavior change etc) to the end user. I am wondering i…

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## [Radiomics entropy=0?](https://discourse.slicer.org/t/radiomics-entropy-0/5583)

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**Author:** [@carba86](https://discourse.slicer.org/u/carba86)\
**Replies:** 10\
**Last updated:** [May 8, 2019, 2:12pm UTC](https://discourse.slicer.org/t/radiomics-entropy-0/5583 "2019-05-08T14:12:46Z")

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## [How to Add free shape to the 3D model](https://discourse.slicer.org/t/how-to-add-free-shape-to-the-3d-model/6719)

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**Author:** [@Eloi](https://discourse.slicer.org/u/Eloi)\
**Replies:** 4\
**Last updated:** [May 8, 2019, 12:53pm UTC](https://discourse.slicer.org/t/how-to-add-free-shape-to-the-3d-model/6719 "2019-05-08T12:53:00Z")

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Operating system: Windows 10 64 bit Slicer version: 4.10 Hello, I want to add a square shape to a 3D model, in oder to compete my form. How to “draw” it or to import a dedicated shape ? Currently, I use FreeCad to pas…

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## [Problem with loading ct scan](https://discourse.slicer.org/t/problem-with-loading-ct-scan/6707)

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**Author:** [@JoeCrozier](https://discourse.slicer.org/u/JoeCrozier)\
**Replies:** 2\
**Last updated:** [May 8, 2019, 11:40am UTC](https://discourse.slicer.org/t/problem-with-loading-ct-scan/6707 "2019-05-08T11:40:27Z")

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Operating system:Windows 10 Pro Slicer version: 4.11 Expected behavior: Import dicom images of ct scan Actual behavior: I am working on a project with several of the residents here at the hospital I work at, and the…

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## [Transparent function not working in model](https://discourse.slicer.org/t/transparent-function-not-working-in-model/6682)

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**Author:** [@sarvpriya1985](https://discourse.slicer.org/u/sarvpriya1985)\
**Replies:** 4\
**Last updated:** [May 8, 2019, 4:50am UTC](https://discourse.slicer.org/t/transparent-function-not-working-in-model/6682 "2019-05-08T04:50:21Z")

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Operating system:windows Slicer version:4.10.1 Hi, I convered my segmentations into models. However when i tried to make the bones transparent, it does not work (screenshot). I checked that my depth peeling was on. I …

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## [Build module against Nightly Slicer](https://discourse.slicer.org/t/build-module-against-nightly-slicer/5648)

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**Author:** [@siaeleni](https://discourse.slicer.org/u/siaeleni)\
**Replies:** 5\
**Last updated:** [May 7, 2019, 7:41pm UTC](https://discourse.slicer.org/t/build-module-against-nightly-slicer/5648 "2019-05-07T19:41:59Z")

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Hello, I want to build a module against Nightly Slicer at Release mode. When I build the sln at VS I would expect to get generated the files at : moduleName\_build\\lib\\Slicer-4.11\\cli-modules\\Release path, but they ar…

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## [3D reconstruction](https://discourse.slicer.org/t/3d-reconstruction/6527)

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**Author:** [@zineb](https://discourse.slicer.org/u/zineb)\
**Replies:** 4\
**Last updated:** [May 7, 2019, 3:32pm UTC](https://discourse.slicer.org/t/3d-reconstruction/6527 "2019-05-07T15:32:55Z")

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Hello, can we have 3D reconstruction from ct images?

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## [Question about PLUS toolkit and Ultrasonix ultrasound](https://discourse.slicer.org/t/question-about-plus-toolkit-and-ultrasonix-ultrasound/6704)

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**Author:** [@pctlr75](https://discourse.slicer.org/u/pctlr75)\
**Replies:** 1\
**Last updated:** [May 6, 2019, 1:19pm UTC](https://discourse.slicer.org/t/question-about-plus-toolkit-and-ultrasonix-ultrasound/6704 "2019-05-06T13:19:00Z")

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Good morning everyone, I have an issue with transfering us images from my Ultrasonix probe (running on a 32 bit os) to my main working PC (64 bits os). I have seen that people should use toolKitPlus on the 32 bit pc an…

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## [Volume rendering from color slices](https://discourse.slicer.org/t/volume-rendering-from-color-slices/6688)

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**Author:** [@sreyankar](https://discourse.slicer.org/u/sreyankar)\
**Replies:** 3\
**Last updated:** [May 3, 2019, 8:52pm UTC](https://discourse.slicer.org/t/volume-rendering-from-color-slices/6688 "2019-05-03T20:52:33Z")

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Hi, I have a stack of color images with predefined colormap in matlab. Is it possible to get volume rendering while preserving the colormap? The only options I am getting are the pre set volume color maps.

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## [Creating ostomies and repositioning facial fractures](https://discourse.slicer.org/t/creating-ostomies-and-repositioning-facial-fractures/6674)

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**Author:** [@pmostofi](https://discourse.slicer.org/u/pmostofi)\
**Replies:** 2\
**Last updated:** [May 3, 2019, 7:23pm UTC](https://discourse.slicer.org/t/creating-ostomies-and-repositioning-facial-fractures/6674 "2019-05-03T19:23:45Z")

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Hello all, My colleague and I conducting research using 3D slicer along with 3D printing to print out models of our patients’ facial fractures. Our goal is to reduce these facial fractures within the program before pri…

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