# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=193

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

**Page:** 194

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## [Learning to use 3D Slicer](https://discourse.slicer.org/t/learning-to-use-3d-slicer/26376)

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**Author:** [@Lohi](https://discourse.slicer.org/u/Lohi)\
**Replies:** 8\
**Last updated:** [November 25, 2022, 6:40am UTC](https://discourse.slicer.org/t/learning-to-use-3d-slicer/26376 "2022-11-25T06:40:39Z")

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I’m an absolute beginner, and find the ‘Quick Start’, for example, not very useful, to begin, as I have no idea how the system is organised, what a ‘Module’ is, what a ‘Scene’ is, and the UI… there is a UI section, but i…

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## [Segmentation resolution](https://discourse.slicer.org/t/segmentation-resolution/1394)

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**Author:** [@AndFor](https://discourse.slicer.org/u/AndFor)\
**Replies:** 11\
**Last updated:** [November 25, 2022, 6:32am UTC](https://discourse.slicer.org/t/segmentation-resolution/1394 "2022-11-25T06:32:36Z")

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Hello Can I select the pixel resolution of my segmentation? is it the same as native image resolution? thanks

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## [Change number of scalers](https://discourse.slicer.org/t/change-number-of-scalers/26422)

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**Author:** [@RCJOSHI](https://discourse.slicer.org/u/RCJOSHI)\
**Replies:** 4\
**Last updated:** [November 25, 2022, 6:30am UTC](https://discourse.slicer.org/t/change-number-of-scalers/26422 "2022-11-25T06:30:32Z")

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I have \*.nrrd images and has “Number of scaler” parameter (under the volume information tab in 3-d-slicer) has value 8. I want change this file to the \*.nrrd file having “Number of scaler parameter” is equal to 1. Becaus…

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## [How to add Sphere Source or other actors to Slicer Scene with UI](https://discourse.slicer.org/t/how-to-add-sphere-source-or-other-actors-to-slicer-scene-with-ui/26430)

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**Author:** [@alireza](https://discourse.slicer.org/u/alireza)\
**Replies:** 1\
**Last updated:** [November 25, 2022, 6:20am UTC](https://discourse.slicer.org/t/how-to-add-sphere-source-or-other-actors-to-slicer-scene-with-ui/26430 "2022-11-25T06:20:29Z")

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Is there an easy way to add a sphere source (or polyLine) to slicer scene? I would like to try various rendering behaviours involving polyData and volume actors. First I thought I add a control point and increase its rad…

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## [Interactive lobe segmentation problem](https://discourse.slicer.org/t/interactive-lobe-segmentation-problem/26291)

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**Author:** [@wangjianmerci](https://discourse.slicer.org/u/wangjianmerci)\
**Replies:** 6\
**Last updated:** [November 24, 2022, 1:07pm UTC](https://discourse.slicer.org/t/interactive-lobe-segmentation-problem/26291 "2022-11-24T13:07:32Z")

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Interactive lobe segmentation seems didn’t work well. no matter how many fiducials I seleted, five lung lobes can’t be segmented correctly. Operating system:windows Slicer version:5.0.3 Expected behavior:five lung lo…

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## [I meet some problems in 3D slicer documentation](https://discourse.slicer.org/t/i-meet-some-problems-in-3d-slicer-documentation/26401)

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**Author:** [@f1oNae](https://discourse.slicer.org/u/f1oNae)\
**Replies:** 5\
**Last updated:** [November 24, 2022, 2:53am UTC](https://discourse.slicer.org/t/i-meet-some-problems-in-3d-slicer-documentation/26401 "2022-11-24T02:53:41Z")

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Cameras — 3D Slicer documentation I can’t find the selection “Create New View”. This question has been torturing me.I’d apperaciate it if anyone can give me some help.

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## [Splitting the code into modules](https://discourse.slicer.org/t/splitting-the-code-into-modules/26409)

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**Author:** [@S\_Arbabi](https://discourse.slicer.org/u/S_Arbabi)\
**Replies:** 2\
**Last updated:** [November 23, 2022, 10:49pm UTC](https://discourse.slicer.org/t/splitting-the-code-into-modules/26409 "2022-11-23T22:49:06Z")

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Hi, for the sake of improving readability I wanted to put some useful functions that I write and frequently call into another file.py and only import and use them inside the slicer module code (inside widget or logic). …

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## [Some words in the user interface cannot be translated](https://discourse.slicer.org/t/some-words-in-the-user-interface-cannot-be-translated/21908)

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**Author:** [@cyufu](https://discourse.slicer.org/u/cyufu)\
**Replies:** 2\
**Last updated:** [November 23, 2022, 10:19pm UTC](https://discourse.slicer.org/t/some-words-in-the-user-interface-cannot-be-translated/21908 "2022-11-23T22:19:42Z")

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Some words in the setting interface are not extracted to crowdin. Volume Rendering Volumes Manage Extensions

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## [SlicerLanguagePacks: New extension for translating user interface of Slicer to various languages](https://discourse.slicer.org/t/slicerlanguagepacks-new-extension-for-translating-user-interface-of-slicer-to-various-languages/24421)

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**Author:** [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Replies:** 2\
**Last updated:** [November 23, 2022, 10:17pm UTC](https://discourse.slicer.org/t/slicerlanguagepacks-new-extension-for-translating-user-interface-of-slicer-to-various-languages/24421 "2022-11-23T22:17:13Z")

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We added a new extension that allows translators to see the translation results immediately. It can download and install nightly translations with a single click. It can also install latest translations that are download…

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## [Volume Rendering doesn't show up](https://discourse.slicer.org/t/volume-rendering-doesnt-show-up/26408)

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**Author:** [@kaveh\_yousefpouran](https://discourse.slicer.org/u/kaveh_yousefpouran)\
**Replies:** 2\
**Last updated:** [November 23, 2022, 9:20pm UTC](https://discourse.slicer.org/t/volume-rendering-doesnt-show-up/26408 "2022-11-23T21:20:12Z")

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Operating System: Win 11 Slicer Version 5.0.3 / 5.0.2 Problem: When I load a scene, 3d volume rendering doesn’t show up, but when I load a fresh DICOM bunch, 3d volume rendering works just fine. I tried all rendering o…

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## [Question: Segmentation + Markups(Points)](https://discourse.slicer.org/t/question-segmentation-markups-points/26406)

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**Author:** [@lucas\_sd](https://discourse.slicer.org/u/lucas_sd)\
**Replies:** 1\
**Last updated:** [November 23, 2022, 2:16pm UTC](https://discourse.slicer.org/t/question-segmentation-markups-points/26406 "2022-11-23T14:16:48Z")

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Hi everybody, Im working doing some segmentations, and I wonder if its possible to use markups point in order to guide the segmentation process (e.g., use points to indicate start and end for obtain the segmentation of …

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## [Set cameras position and get pictures](https://discourse.slicer.org/t/set-cameras-position-and-get-pictures/26374)

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**Author:** [@f1oNae](https://discourse.slicer.org/u/f1oNae)\
**Replies:** 2\
**Last updated:** [November 23, 2022, 7:53am UTC](https://discourse.slicer.org/t/set-cameras-position-and-get-pictures/26374 "2022-11-23T07:53:32Z")

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Slicer version: 5.0.3 Expected behavior: set cameras like this and then get pictures frome these cameras Can I handle it through python? Help would be much appreciated. Kind regards

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## [MONAI Label Server error](https://discourse.slicer.org/t/monai-label-server-error/26300)

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**Author:** [@platanus](https://discourse.slicer.org/u/platanus)\
**Replies:** 2\
**Last updated:** [November 22, 2022, 10:57pm UTC](https://discourse.slicer.org/t/monai-label-server-error/26300 "2022-11-22T22:57:42Z")

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Dear all members in 3D-Slicer I’m working auto segmentation with brats\_mri\_segmentation\_v0.2.1 in 3D-Slicer. When I conduct server start, I used command that is ‘monailabel start\_server --app apps/monaibundle --studies…

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## [Data conversion.](https://discourse.slicer.org/t/data-conversion/26389)

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**Author:** [@FranciscoE](https://discourse.slicer.org/u/FranciscoE)\
**Replies:** 0\
**Last updated:** [November 22, 2022, 9:51pm UTC](https://discourse.slicer.org/t/data-conversion/26389 "2022-11-22T21:51:08Z")

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Hi, I am wondering how can I save data of surface area and volume of 3D rendered features to PDF, or an spreadsheet file? I just can see the data displayed on the screen, but I want to show it, and save it like tables, …

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## [Issues with loadTransform, saving transforms](https://discourse.slicer.org/t/issues-with-loadtransform-saving-transforms/26311)

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**Author:** [@nrex45](https://discourse.slicer.org/u/nrex45)\
**Replies:** 8\
**Last updated:** [November 22, 2022, 3:36am UTC](https://discourse.slicer.org/t/issues-with-loadtransform-saving-transforms/26311 "2022-11-22T03:36:09Z")

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Hey there, 2 questions / inqueries regarding transforms: I’m having issues loading transforms using the slicer.util.loadtransform() method. No matter what file type I save in slicer (.txt, .tfm, .h5, etc…) I have thus…

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## [Find the intersection of two models](https://discourse.slicer.org/t/find-the-intersection-of-two-models/26338)

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**Author:** [@TrascendentK](https://discourse.slicer.org/u/TrascendentK)\
**Replies:** 3\
**Last updated:** [November 21, 2022, 8:02pm UTC](https://discourse.slicer.org/t/find-the-intersection-of-two-models/26338 "2022-11-21T20:02:45Z")

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Hi there, How can i find the points in which two models (a sort of cylinder and a bar) intersect one another? i’ve tried messing up with numpy trying to search for intersections in data arrays but that doesn’t seem the…

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## [Combining volumes - what am I missing?](https://discourse.slicer.org/t/combining-volumes-what-am-i-missing/2941)

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**Author:** [@mttctr](https://discourse.slicer.org/u/mttctr)\
**Replies:** 11\
**Last updated:** [November 21, 2022, 7:56pm UTC](https://discourse.slicer.org/t/combining-volumes-what-am-i-missing/2941 "2022-11-21T19:56:31Z")

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Operating system: Mac - High Sierra Slicer version: 4.8.1 Expected behavior: One perfect, high resolution volume Actual behavior: Three volumes, each one being high resolution in only one plane (sagittal, coronal, tra…

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## [NRRD segmentation file header](https://discourse.slicer.org/t/nrrd-segmentation-file-header/26344)

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**Author:** [@Francesca\_Lo\_Iacono](https://discourse.slicer.org/u/Francesca_Lo_Iacono)\
**Replies:** 1\
**Last updated:** [November 21, 2022, 7:15pm UTC](https://discourse.slicer.org/t/nrrd-segmentation-file-header/26344 "2022-11-21T19:15:28Z")

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Hi! I’m developing an automatic segmentation algorithm on python and I am trying to export obtained segmentations in a .nrrd file. Looking at .nrrd file obtained from Slicer I can see some header I can’t understand how t…

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## [Fill between slices, makes troubles!](https://discourse.slicer.org/t/fill-between-slices-makes-troubles/9706)

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**Author:** [@NoobForSlicer](https://discourse.slicer.org/u/NoobForSlicer)\
**Replies:** 2\
**Last updated:** [January 3, 2020, 6:30pm UTC](https://discourse.slicer.org/t/fill-between-slices-makes-troubles/9706 "2020-01-03T18:30:08Z")

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So here we see the segmenatin before the “fill between slices” and after I applied “fill between the slices” IT appears to me that this does not only fill the empty slices that were not segmented, but instead changes…

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## [Corpus callosum segmentation ](https://discourse.slicer.org/t/corpus-callosum-segmentation/26335)

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**Author:** [@bnc0720](https://discourse.slicer.org/u/bnc0720)\
**Replies:** 2\
**Last updated:** [November 20, 2022, 9:18pm UTC](https://discourse.slicer.org/t/corpus-callosum-segmentation/26335 "2022-11-20T21:18:10Z")

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Hi Everyone, I start a project in University and I need a little help. Our goal to segmentation corpus callosum and see the fractional anisotropy in these region. First I create the segmentation with hand draw tool in a…

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## [Fuse Volumes together.](https://discourse.slicer.org/t/fuse-volumes-together/26336)

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**Author:** [@Dimitrios\_Rallios](https://discourse.slicer.org/u/Dimitrios_Rallios)\
**Replies:** 1\
**Last updated:** [November 20, 2022, 8:43pm UTC](https://discourse.slicer.org/t/fuse-volumes-together/26336 "2022-11-20T20:43:30Z")

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Hi there! I faced a problem with an MRI scan of the patient. When I added the DICOM data to the system, the images of sagital, coronal and axial view were saved as volumes and I could not create a 3d model because if I …

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## [Drawing Circle on CT Image](https://discourse.slicer.org/t/drawing-circle-on-ct-image/20387)

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**Author:** [@ckbow](https://discourse.slicer.org/u/ckbow)\
**Replies:** 12\
**Last updated:** [November 20, 2022, 6:21pm UTC](https://discourse.slicer.org/t/drawing-circle-on-ct-image/20387 "2022-11-20T18:21:38Z")

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Is it possible to draw a circle (markup) on a CT image? I initially tried using the Closed Curve Markup, but I do not know how to make or adjust it into a circle. I need to be able to align the perimeter of the circle wi…

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## [How to to create out  of a MRI a 3D model of spinal nerves ?](https://discourse.slicer.org/t/how-to-to-create-out-of-a-mri-a-3d-model-of-spinal-nerves/26321)

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**Author:** [@Dimitrios\_Rallios](https://discourse.slicer.org/u/Dimitrios_Rallios)\
**Replies:** 1\
**Last updated:** [November 20, 2022, 5:21pm UTC](https://discourse.slicer.org/t/how-to-to-create-out-of-a-mri-a-3d-model-of-spinal-nerves/26321 "2022-11-20T17:21:10Z")

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Hi there! I have an MRI-spine scan of a patient and out of that, I am trying to create a 3d model of the spinal nerves.I tried the segment editor-\> new segment-\> nerve-\>Threshold but it is not that precise. I am 2 days …

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## [Radiotherapy Rendering](https://discourse.slicer.org/t/radiotherapy-rendering/26271)

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**Author:** [@Nafise\_Hasoomi](https://discourse.slicer.org/u/Nafise_Hasoomi)\
**Replies:** 6\
**Last updated:** [November 18, 2022, 11:31pm UTC](https://discourse.slicer.org/t/radiotherapy-rendering/26271 "2022-11-18T23:31:23Z")

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Hello every one Thank you for your great software How can I use the segmentation features or use some rendering features after loading a radiotherapy machine? Does it need any programming, python input or any other act…

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## [Graphics capabilities of this computer: Renderer does not support required OpenGL capabilities](https://discourse.slicer.org/t/graphics-capabilities-of-this-computer-renderer-does-not-support-required-opengl-capabilities/26274)

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**Author:** [@user\_ghost](https://discourse.slicer.org/u/user_ghost)\
**Replies:** 6\
**Last updated:** [November 18, 2022, 1:52pm UTC](https://discourse.slicer.org/t/graphics-capabilities-of-this-computer-renderer-does-not-support-required-opengl-capabilities/26274 "2022-11-18T13:52:07Z")

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Hello every teachers: my 3D Slicer’s version is 4.11 , when i open it, these information shows as follows how can i fix it

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## [Import NRRD format](https://discourse.slicer.org/t/import-nrrd-format/26217)

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**Author:** [@seyang](https://discourse.slicer.org/u/seyang)\
**Replies:** 5\
**Last updated:** [November 18, 2022, 6:36am UTC](https://discourse.slicer.org/t/import-nrrd-format/26217 "2022-11-18T06:36:05Z")

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Someone can provide sample NRRD format for my case? I have raw sequence images as below. slice0000.raw , slice0001.raw , slice0002, slice0003.raw…240 I tried to load NRRD with the help of a good person, but an error o…

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## [Multivolume, MRI - how to start working with it?](https://discourse.slicer.org/t/multivolume-mri-how-to-start-working-with-it/26251)

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**Author:** [@eNable\_Polska](https://discourse.slicer.org/u/eNable_Polska)\
**Replies:** 2\
**Last updated:** [November 18, 2022, 3:04am UTC](https://discourse.slicer.org/t/multivolume-mri-how-to-start-working-with-it/26251 "2022-11-18T03:04:57Z")

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I have an abdominal exam, MRI, contrast scan, I have a series after C+, I\`d like to segment vessels, tumor and other part of abdomen. But this is multivolume exam, and I dont know how to start working with it. Could you …

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## [DICOM Slice (yellow window) save as .dcm file?](https://discourse.slicer.org/t/dicom-slice-yellow-window-save-as-dcm-file/26279)

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**Author:** [@OJay](https://discourse.slicer.org/u/OJay)\
**Replies:** 3\
**Last updated:** [November 17, 2022, 11:37pm UTC](https://discourse.slicer.org/t/dicom-slice-yellow-window-save-as-dcm-file/26279 "2022-11-17T23:37:05Z")

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Hi @all, how can i save a DICOM Slice (yellow window) as a .dcm file? Thanks for your help! Ole

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## [Coordinates of points around each voxle](https://discourse.slicer.org/t/coordinates-of-points-around-each-voxle/26250)

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**Author:** [@ZSoltani](https://discourse.slicer.org/u/ZSoltani)\
**Replies:** 2\
**Last updated:** [November 17, 2022, 6:56pm UTC](https://discourse.slicer.org/t/coordinates-of-points-around-each-voxle/26250 "2022-11-17T18:56:01Z")

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Hello all, I need to extract the coordinates of corner points around each voxel, for all voxels. Is there any way to do that? The resolution of the voxels are shown in the below picture, after turning off the interpola…

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## [How should I use Contour Offset Vector (3006,0045)?](https://discourse.slicer.org/t/how-should-i-use-contour-offset-vector-3006-0045/26072)

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**Author:** [@Alexandre\_Huat](https://discourse.slicer.org/u/Alexandre_Huat)\
**Replies:** 3\
**Last updated:** [November 17, 2022, 1:30pm UTC](https://discourse.slicer.org/t/how-should-i-use-contour-offset-vector-3006-0045/26072 "2022-11-17T13:30:08Z")

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Hi, my colleague and I have read the doc of DICOM Data Element Contour Offset Vector but we don’t understand how we should exactly use it to correct the Contour Data of an RT Structure Set. The doc is ambiguous, it says: …

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