# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=292

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

**Page:** 293

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## [Is the sandbox extension failing for windows](https://discourse.slicer.org/t/is-the-sandbox-extension-failing-for-windows/9534)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 10\
**Last updated:** [March 14, 2021, 6:18pm UTC](https://discourse.slicer.org/t/is-the-sandbox-extension-failing-for-windows/9534 "2021-03-14T18:18:11Z")

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It is not available within the extension manager for the last couple days? @lassoan?

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## [Video recording of segmentation / 3D rendering](https://discourse.slicer.org/t/video-recording-of-segmentation-3d-rendering/16302)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 9\
**Last updated:** [March 14, 2021, 5:13pm UTC](https://discourse.slicer.org/t/video-recording-of-segmentation-3d-rendering/16302 "2021-03-14T17:13:33Z")

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i would love if instead of only taking screen shot , that id be able to video record in swirling and rotation . i do that with screen recording using quick time , having that integrated would be great

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## [Issue with mask exported from Slicer ](https://discourse.slicer.org/t/issue-with-mask-exported-from-slicer/16517)

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**Author:** [@Charlotte](https://discourse.slicer.org/u/Charlotte)\
**Replies:** 6\
**Last updated:** [March 14, 2021, 2:13pm UTC](https://discourse.slicer.org/t/issue-with-mask-exported-from-slicer/16517 "2021-03-14T14:13:31Z")

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Hi, I am working on a project which requires me to perform radiomics analysis on ROIs exported from different software, including Slicer. The software I am using to perform the analysis is LifeX and I am also using CERR …

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## [Keep DICOM coordinate system when exporting segmentation](https://discourse.slicer.org/t/keep-dicom-coordinate-system-when-exporting-segmentation/16533)

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**Author:** [@Oliver](https://discourse.slicer.org/u/Oliver)\
**Replies:** 1\
**Last updated:** [March 14, 2021, 2:08pm UTC](https://discourse.slicer.org/t/keep-dicom-coordinate-system-when-exporting-segmentation/16533 "2021-03-14T14:08:55Z")

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Hey there, is it possible to keep the coordinates of the dicom when exporting an stl, generated in slicer?

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## [How to change name of tabbed view layout?](https://discourse.slicer.org/t/how-to-change-name-of-tabbed-view-layout/16500)

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**Author:** [@akshay\_pillai](https://discourse.slicer.org/u/akshay_pillai)\
**Replies:** 1\
**Last updated:** [March 14, 2021, 5:58am UTC](https://discourse.slicer.org/t/how-to-change-name-of-tabbed-view-layout/16500 "2021-03-14T05:58:54Z")

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Operating system:windows 10 Slicer version:4.11 In the layout menu in the tabbed slices view option the tabs are named as Red, Green, yellow. Is there any way I can rename the tabs to - for example, axial, coronal, sag…

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## [Kidney reconstruction](https://discourse.slicer.org/t/kidney-reconstruction/16522)

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**Author:** [@11116](https://discourse.slicer.org/u/11116)\
**Replies:** 1\
**Last updated:** [March 14, 2021, 4:18am UTC](https://discourse.slicer.org/t/kidney-reconstruction/16522 "2021-03-14T04:18:46Z")

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Operating system:Windows 10 Slicer version:4.11 Hi, I use 3d slicer for kidney reconstruction and 3d printing. I want to take a section of the organ and have the inner anatomy of the kidney. Is there a way to do this ,…

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## [Difference Surface Registration vs Model Registration](https://discourse.slicer.org/t/difference-surface-registration-vs-model-registration/16525)

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**Author:** [@sfglio](https://discourse.slicer.org/u/sfglio)\
**Replies:** 1\
**Last updated:** [March 14, 2021, 4:11am UTC](https://discourse.slicer.org/t/difference-surface-registration-vs-model-registration/16525 "2021-03-14T04:11:32Z")

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I am wondering where exactly is the difference between surface registration modul and the model registration (of SlicersIGT) Model registration states it: iterative closest point Surface Registration: which method is u…

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## [When I try to start 3DSlicer, the program says that I dont have MRMLLogic. ](https://discourse.slicer.org/t/when-i-try-to-start-3dslicer-the-program-says-that-i-dont-have-mrmllogic/16526)

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**Author:** [@JorgeCantu](https://discourse.slicer.org/u/JorgeCantu)\
**Replies:** 1\
**Last updated:** [March 14, 2021, 4:04am UTC](https://discourse.slicer.org/t/when-i-try-to-start-3dslicer-the-program-says-that-i-dont-have-mrmllogic/16526 "2021-03-14T04:04:05Z")

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Operating system: Windows 7 Slicer version: 4.11.20210226 Expected behavior: Start without problems Actual behavior: It doesn´t run - “MRMLLogic is missing”

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## [RTStruct viewing anomalies for radiomics](https://discourse.slicer.org/t/rtstruct-viewing-anomalies-for-radiomics/16512)

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**Author:** [@furMan](https://discourse.slicer.org/u/furMan)\
**Replies:** 1\
**Last updated:** [March 13, 2021, 2:14pm UTC](https://discourse.slicer.org/t/rtstruct-viewing-anomalies-for-radiomics/16512 "2021-03-13T14:14:47Z")

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Operating system:Windows 10 Slicer version: 4.10.2 Expected behavior: imported RTStruct mask to show what MRI image regions are masked, and non-masked, when viewing Actual behavior: Two problems:(1) The displayed b…

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## [How do you update the software with my favorites extensions](https://discourse.slicer.org/t/how-do-you-update-the-software-with-my-favorites-extensions/16520)

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**Author:** [@Jmarcs](https://discourse.slicer.org/u/Jmarcs)\
**Replies:** 1\
**Last updated:** [March 13, 2021, 1:58pm UTC](https://discourse.slicer.org/t/how-do-you-update-the-software-with-my-favorites-extensions/16520 "2021-03-13T13:58:33Z")

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Operating system:windows10 Slicer version:4,11 Expected behavior: Actual behavior: I would like to update the software while keeping the extensions I had already downloaded and my preferences in the previous version.…

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## [After loading DICOM files. Coronal view is OK, but Saggital, Horisontal is only can be be seen with in a small line](https://discourse.slicer.org/t/after-loading-dicom-files-coronal-view-is-ok-but-saggital-horisontal-is-only-can-be-be-seen-with-in-a-small-line/16516)

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**Author:** [@Tamas\_Egyed](https://discourse.slicer.org/u/Tamas_Egyed)\
**Replies:** 3\
**Last updated:** [March 13, 2021, 1:56pm UTC](https://discourse.slicer.org/t/after-loading-dicom-files-coronal-view-is-ok-but-saggital-horisontal-is-only-can-be-be-seen-with-in-a-small-line/16516 "2021-03-13T13:56:14Z")

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Operating system: Windos 10 Slicer version:4.11 Expected behavior: Actual behavior: (screenshot removed for potential patient health information content)

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## [How do I erase colic air automatically segmented by Lung CT Analyzer?](https://discourse.slicer.org/t/how-do-i-erase-colic-air-automatically-segmented-by-lung-ct-analyzer/16511)

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**Author:** [@GammaMi](https://discourse.slicer.org/u/GammaMi)\
**Replies:** 2\
**Last updated:** [March 13, 2021, 10:59am UTC](https://discourse.slicer.org/t/how-do-i-erase-colic-air-automatically-segmented-by-lung-ct-analyzer/16511 "2021-03-13T10:59:57Z")

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Operating system: Windows 10 Slicer version: 4.11.20210226 r29738 / 7a593c8 Expected behavior: Actual behavior: sometimes the Lung CT analyzer extension automatically selects colic gas when segmenting lungs. How do I …

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## [CT image appears to be distorted](https://discourse.slicer.org/t/ct-image-appears-to-be-distorted/16519)

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**Author:** [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Replies:** 1\
**Last updated:** [March 13, 2021, 12:52am UTC](https://discourse.slicer.org/t/ct-image-appears-to-be-distorted/16519 "2021-03-13T00:52:10Z")

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My saggital and horisontal view is fully distorted and it doesn!t create a 3d image. What can be the problem

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## [Saggital and Coronal view are distorted (stretched out)](https://discourse.slicer.org/t/saggital-and-coronal-view-are-distorted-stretched-out/6868)

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**Author:** [@vinipaegle](https://discourse.slicer.org/u/vinipaegle)\
**Replies:** 18\
**Last updated:** [February 11, 2021, 12:52am UTC](https://discourse.slicer.org/t/saggital-and-coronal-view-are-distorted-stretched-out/6868 "2021-02-11T00:52:22Z")

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Operating system:Microsoft Windows 10 Slicer version: 4.10.1 Hi! My micro-CT data in tif format was loaded into 3D Slicer,the axinal view display normally,but the coronal and saggital view was distored like a line. …

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## [Display tab of Markups module incompatible with dark display](https://discourse.slicer.org/t/display-tab-of-markups-module-incompatible-with-dark-display/16518)

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**Author:** [@aohowens](https://discourse.slicer.org/u/aohowens)\
**Replies:** 1\
**Last updated:** [March 12, 2021, 10:32pm UTC](https://discourse.slicer.org/t/display-tab-of-markups-module-incompatible-with-dark-display/16518 "2021-03-12T22:32:32Z")

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I’m using the dark display with slicer and there seems to be a bug with the Display tab of the Markups module, here’s a screenshot of what I’m seeing. Operating system: macOS Big Sur Version 11.2 Slicer version: 4.11…

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## [Issue with exporting ROI](https://discourse.slicer.org/t/issue-with-exporting-roi/16515)

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**Author:** [@Charlotte](https://discourse.slicer.org/u/Charlotte)\
**Replies:** 0\
**Last updated:** [March 12, 2021, 10:15pm UTC](https://discourse.slicer.org/t/issue-with-exporting-roi/16515 "2021-03-12T22:15:38Z")

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Operating system: Windows Slicer version: 4.11 and 4.13 Expected behavior: ROI to match with CT image size Actual behavior: ROI is in wrong location and of the wrong size Hi, I am working on a project which requires …

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## [Creating ROI from Structure](https://discourse.slicer.org/t/creating-roi-from-structure/16280)

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**Author:** [@toyama](https://discourse.slicer.org/u/toyama)\
**Replies:** 15\
**Last updated:** [March 12, 2021, 7:06am UTC](https://discourse.slicer.org/t/creating-roi-from-structure/16280 "2021-03-12T07:06:23Z")

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I want to use Registration QA to find Inverce consistency and Jacobian. I wanted to set the RTstructure to ROI, but I could not. When I set the segment to model, I could set the model to ROI. (Fig1) However, when I cha…

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## [Dose accumulation from RT Slicer to Eclipce TPS](https://discourse.slicer.org/t/dose-accumulation-from-rt-slicer-to-eclipce-tps/16160)

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**Author:** [@kuba\_grepl](https://discourse.slicer.org/u/kuba_grepl)\
**Replies:** 16\
**Last updated:** [March 11, 2021, 1:10pm UTC](https://discourse.slicer.org/t/dose-accumulation-from-rt-slicer-to-eclipce-tps/16160 "2021-03-11T13:10:33Z")

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Hello Slicer community, thank you for awesome software and fast support. My problem: I exported several RT plans from one patient with doses, structure sets and CTs from Eclipse Varian TPS to 3DSlicer I accumulated t…

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## [Annoying blinking whenever effect is applied](https://discourse.slicer.org/t/annoying-blinking-whenever-effect-is-applied/16474)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 2\
**Last updated:** [March 11, 2021, 6:50am UTC](https://discourse.slicer.org/t/annoying-blinking-whenever-effect-is-applied/16474 "2021-03-11T06:50:10Z")

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during segmentation I’m getting this annoying blinking whenever effect is applied like the model disappears and returns in seconds. sometimes less sometimes more. first time i thought i deleted the segment. mostly not…

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## [Resample imagedata](https://discourse.slicer.org/t/resample-imagedata/16450)

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**Author:** [@loubna](https://discourse.slicer.org/u/loubna)\
**Replies:** 1\
**Last updated:** [March 10, 2021, 1:46am UTC](https://discourse.slicer.org/t/resample-imagedata/16450 "2021-03-10T01:46:22Z")

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Hi, what is the bestway to resapmle a vtkImageData? The spacing of the original image is (1.8,1.8,1.8) and I want have an image with (0.34,0.34,0.80) thank’s in advance

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## [Create a volume](https://discourse.slicer.org/t/create-a-volume/4889)

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**Author:** [@Heiko\_Stark](https://discourse.slicer.org/u/Heiko_Stark)\
**Replies:** 2\
**Last updated:** [March 7, 2020, 10:49am UTC](https://discourse.slicer.org/t/create-a-volume/4889 "2020-03-07T10:49:00Z")

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For a test case I want to create a volume and fill it with data. How can I do this with Slicer? Filling should go with the editor. Best regards! Heiko

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## [Model identity at fiducial location](https://discourse.slicer.org/t/model-identity-at-fiducial-location/16456)

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**Author:** [@maloman](https://discourse.slicer.org/u/maloman)\
**Replies:** 2\
**Last updated:** [March 9, 2021, 7:14pm UTC](https://discourse.slicer.org/t/model-identity-at-fiducial-location/16456 "2021-03-09T19:14:36Z")

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Hi all, I am trying to do a simple thing: For a fiducial markups list i want to output the model in a model list each fiducial point is intersecting with. Currently I am using a cumbersome approach where i convert the …

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## [How to automatically paint when the line stops about Draw?](https://discourse.slicer.org/t/how-to-automatically-paint-when-the-line-stops-about-draw/16448)

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**Author:** [@slicer365](https://discourse.slicer.org/u/slicer365)\
**Replies:** 1\
**Last updated:** [March 9, 2021, 1:32pm UTC](https://discourse.slicer.org/t/how-to-automatically-paint-when-the-line-stops-about-draw/16448 "2021-03-09T13:32:43Z")

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There is a plug-in Draw in the segment editor. When you use it, you need to click the right mouse button to paint. I now want to connect the slicer through the hand-painted board. Is there a way to automatically paint wh…

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## [Convert 3D Slicer index to word coordinate](https://discourse.slicer.org/t/convert-3d-slicer-index-to-word-coordinate/16440)

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**Author:** [@maz\_khansari](https://discourse.slicer.org/u/maz_khansari)\
**Replies:** 3\
**Last updated:** [March 9, 2021, 12:29am UTC](https://discourse.slicer.org/t/convert-3d-slicer-index-to-word-coordinate/16440 "2021-03-09T00:29:51Z")

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Hi, I am trying to convert 3D Slicer index to world coordinate but not sure if I am doing it correctly. Here is the explanation from Slicer tutorial which is vague. To extract the “voxel to world” transformation matri…

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## [Exported STL files dont match view in Slicer](https://discourse.slicer.org/t/exported-stl-files-dont-match-view-in-slicer/16441)

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**Author:** [@benv](https://discourse.slicer.org/u/benv)\
**Replies:** 1\
**Last updated:** [March 8, 2021, 11:24pm UTC](https://discourse.slicer.org/t/exported-stl-files-dont-match-view-in-slicer/16441 "2021-03-08T23:24:45Z")

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I’m trying to export a segmentation to an STL mesh. I’m able to export it and read it in successfully, but the mesh I get out doesn’t seem to match up to what I see in Slicer. In the attached image, you can see point 6 a…

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## [Compute centerlines without choosing start points (subject independent)?](https://discourse.slicer.org/t/compute-centerlines-without-choosing-start-points-subject-independent/3487)

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**Author:** [@shahrokh](https://discourse.slicer.org/u/shahrokh)\
**Replies:** 2\
**Last updated:** [July 15, 2018, 3:56pm UTC](https://discourse.slicer.org/t/compute-centerlines-without-choosing-start-points-subject-independent/3487 "2018-07-15T15:56:04Z")

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Hi Slicer Developers I was able to extract the sections of rods installed in a phantom in MRI images using “Segment Editor” module and “Thresholds” effect. Its output can be of type “Model”. At now, I want to extract c…

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## [Elastix in 3dslicer](https://discourse.slicer.org/t/elastix-in-3dslicer/16425)

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**Author:** [@sara\_sharifi](https://discourse.slicer.org/u/sara_sharifi)\
**Replies:** 2\
**Last updated:** [March 8, 2021, 8:02pm UTC](https://discourse.slicer.org/t/elastix-in-3dslicer/16425 "2021-03-08T20:02:56Z")

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hi 3D slicer 4.11 has general registration (Brains) , Is this the same as Elastix? I do not find exactly Elastix and is this module also used for NiTFI format CT images? Thank you

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## [Is it possible to do a segmentation of the lumbar spine from CT-data and use the 3D model (.igs) for further finite element analysis in ABAQUS or FEBio?](https://discourse.slicer.org/t/is-it-possible-to-do-a-segmentation-of-the-lumbar-spine-from-ct-data-and-use-the-3d-model-igs-for-further-finite-element-analysis-in-abaqus-or-febio/10444)

<div class="topic-metadata">

**Author:** [@Jeff\_S](https://discourse.slicer.org/u/Jeff_S)\
**Replies:** 34\
**Last updated:** [March 8, 2021, 5:28pm UTC](https://discourse.slicer.org/t/is-it-possible-to-do-a-segmentation-of-the-lumbar-spine-from-ct-data-and-use-the-3d-model-igs-for-further-finite-element-analysis-in-abaqus-or-febio/10444 "2021-03-08T17:28:12Z")

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I have never worked with 3D Slicer before and I am quiet new in this field. But I would like create a 3D model out of CT-DICOM-data. It is important that the HU values of the cortical and trabecular bone will be safed in…

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## [Viewing a volume with two different volume rendering properties at same time](https://discourse.slicer.org/t/viewing-a-volume-with-two-different-volume-rendering-properties-at-same-time/16411)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 9\
**Last updated:** [March 8, 2021, 4:31pm UTC](https://discourse.slicer.org/t/viewing-a-volume-with-two-different-volume-rendering-properties-at-same-time/16411 "2021-03-08T16:31:53Z")

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i was wonderin if it is possible to view two volume properties at once . in my workflow, i can greatly benefit from making a soft tissue outline rendering while i can view a hard tissue rendering at the same time . i a…

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## [Create volume rendering presets](https://discourse.slicer.org/t/create-volume-rendering-presets/16339)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 4\
**Last updated:** [March 8, 2021, 4:21pm UTC](https://discourse.slicer.org/t/create-volume-rendering-presets/16339 "2021-03-08T16:21:35Z")

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i wish to have a simple " save as preset " in the rendering module. thanks

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