# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=414

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

**Page:** 415

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## [Instructing Slicer on what is up/down in the model](https://discourse.slicer.org/t/instructing-slicer-on-what-is-up-down-in-the-model/3875)

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**Author:** [@Trident](https://discourse.slicer.org/u/Trident)\
**Replies:** 5\
**Last updated:** [August 25, 2018, 9:31pm UTC](https://discourse.slicer.org/t/instructing-slicer-on-what-is-up-down-in-the-model/3875 "2018-08-25T21:31:01Z")

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Dear Slicer Users! I am currently segmenting the pelvis of a woman and I realised that in my model Slicer has a wrong Z axis on my data. In short, Slicer thinks what is cranial/up is actually caudal/down and that result…

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## [Calculate the distance from the farthest point to the edge of the radiation field](https://discourse.slicer.org/t/calculate-the-distance-from-the-farthest-point-to-the-edge-of-the-radiation-field/3755)

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**Author:** [@aseman](https://discourse.slicer.org/u/aseman)\
**Replies:** 3\
**Last updated:** [August 25, 2018, 11:45am UTC](https://discourse.slicer.org/t/calculate-the-distance-from-the-farthest-point-to-the-edge-of-the-radiation-field/3755 "2018-08-25T11:45:09Z")

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Slicer version: 4.8.1 Hi 3D slicer experts I work with radiation fields and organs such as heart and lungs. in some slices heart lies in the field and I want to calculate the distance between the farthest point (blue p…

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## [Opening Scene View module causes Slicer Crash](https://discourse.slicer.org/t/opening-scene-view-module-causes-slicer-crash/2772)

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**Author:** [@Sam\_Horvath](https://discourse.slicer.org/u/Sam_Horvath)\
**Replies:** 4\
**Last updated:** [August 24, 2018, 5:58pm UTC](https://discourse.slicer.org/t/opening-scene-view-module-causes-slicer-crash/2772 "2018-08-24T17:58:38Z")

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Operating System - Windows 10 Slicer version- 5/04/2018 nightly Opening the Scene Views module (with or without data loaded) causes Slicer to crash.

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## [DWIToDTIEstimation: Error reading Mask file, wrong coordinate space](https://discourse.slicer.org/t/dwitodtiestimation-error-reading-mask-file-wrong-coordinate-space/3847)

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**Author:** [@Saba\_Shahab](https://discourse.slicer.org/u/Saba_Shahab)\
**Replies:** 4\
**Last updated:** [August 24, 2018, 1:51pm UTC](https://discourse.slicer.org/t/dwitodtiestimation-error-reading-mask-file-wrong-coordinate-space/3847 "2018-08-24T13:51:49Z")

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Operating system: NAME=“Ubuntu” VERSION=“16.04.3 LTS (Xenial Xerus)” ID=ubuntu ID\_LIKE=debian PRETTY\_NAME=“Ubuntu 16.04.3 LTS” VERSION\_ID=“16.04” Slicer version: slicer/4.4.0 and slicer/4.8.1 (I got an error usin…

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## [Smudge option in paint grayed out](https://discourse.slicer.org/t/smudge-option-in-paint-grayed-out/3882)

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**Author:** [@jdc2014](https://discourse.slicer.org/u/jdc2014)\
**Replies:** 1\
**Last updated:** [August 24, 2018, 1:39pm UTC](https://discourse.slicer.org/t/smudge-option-in-paint-grayed-out/3882 "2018-08-24T13:39:04Z")

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Operating system: MacOS High Sierra 10.13.5 Slicer version: 4.8.1 Expected behavior: Smudge option available when using Paint Actual behavior: Smudge option always grayed out I imported brain segmentation for editing…

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## [Import CBCT image volume from DICOM](https://discourse.slicer.org/t/import-cbct-image-volume-from-dicom/3880)

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**Author:** [@pablo](https://discourse.slicer.org/u/pablo)\
**Replies:** 1\
**Last updated:** [August 24, 2018, 12:26pm UTC](https://discourse.slicer.org/t/import-cbct-image-volume-from-dicom/3880 "2018-08-24T12:26:39Z")

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## [How to get DICOM image specifications](https://discourse.slicer.org/t/how-to-get-dicom-image-specifications/943)

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**Author:** [@george1](https://discourse.slicer.org/u/george1)\
**Replies:** 1\
**Last updated:** [August 25, 2017, 2:22am UTC](https://discourse.slicer.org/t/how-to-get-dicom-image-specifications/943 "2017-08-25T02:22:09Z")

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Hello I am now starting to use Slicer and I am having trouble finding the image specifications (Tesla, etc.). Is it possible to see the image specifications of an MRI volume with Slicer? Thank you very much, George

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## [Spilling out of the segmentation](https://discourse.slicer.org/t/spilling-out-of-the-segmentation/3858)

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**Author:** [@alewandow](https://discourse.slicer.org/u/alewandow)\
**Replies:** 11\
**Last updated:** [August 24, 2018, 12:20pm UTC](https://discourse.slicer.org/t/spilling-out-of-the-segmentation/3858 "2018-08-24T12:20:50Z")

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I’m following the video tutorial on editor/segment editor to get proper segmantation, but it does not work properly with my CT data. In my real CT dicom files (even with CONTRAST and after I digged through the MultipleV…

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## [XNAT with Slicer](https://discourse.slicer.org/t/xnat-with-slicer/3871)

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**Author:** [@Arman\_Eshaghi](https://discourse.slicer.org/u/Arman_Eshaghi)\
**Replies:** 2\
**Last updated:** [August 23, 2018, 4:08pm UTC](https://discourse.slicer.org/t/xnat-with-slicer/3871 "2018-08-23T16:08:20Z")

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Is there any recent developments to integrate Slicer with XNAT? I have tried the XNATSlicer plugin, but seems that it does not work with the recent version of Slicer and the development on Github has stopped a few years …

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## [Volume rendering causes application crash](https://discourse.slicer.org/t/volume-rendering-causes-application-crash/3783)

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**Author:** [@opetne](https://discourse.slicer.org/u/opetne)\
**Replies:** 8\
**Last updated:** [August 23, 2018, 11:21am UTC](https://discourse.slicer.org/t/volume-rendering-causes-application-crash/3783 "2018-08-23T11:21:04Z")

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Operating system:Windows 10 Slicer version:4.9.0 2018-08-01 Expected behavior:Volume rendering ability Actual behavior:TDR error code 7 Hi everyone, I have a series of a larynx micro CT. Format nifti, size approx. 1…

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## [Any way to read or export from an iSite CD Direct disc?](https://discourse.slicer.org/t/any-way-to-read-or-export-from-an-isite-cd-direct-disc/3787)

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**Author:** [@ermatlock](https://discourse.slicer.org/u/ermatlock)\
**Replies:** 6\
**Last updated:** [August 22, 2018, 3:37pm UTC](https://discourse.slicer.org/t/any-way-to-read-or-export-from-an-isite-cd-direct-disc/3787 "2018-08-22T15:37:26Z")

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I received a radiology disc using iSite CD Direct 3.5 Media viewer. I am unable to access the imaging through Slicer or any other dicom viewer. The included iSite Media Viewer app does not seem to allow dicom export. Is …

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## [Segmentation for swine brain MRI](https://discourse.slicer.org/t/segmentation-for-swine-brain-mri/3861)

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**Author:** [@uchen9](https://discourse.slicer.org/u/uchen9)\
**Replies:** 3\
**Last updated:** [August 22, 2018, 3:21pm UTC](https://discourse.slicer.org/t/segmentation-for-swine-brain-mri/3861 "2018-08-22T15:21:50Z")

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Operating system: Windows Slicer version: 4.8.1 Hello, I require a segmentation of part of a swine brain and I have an atlas to use; however the EMSegmenter with Atlas does not allow for the swine atlas to be selected…

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## [To install extension "Sequence registration"](https://discourse.slicer.org/t/to-install-extension-sequence-registration/3864)

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**Author:** [@Kyu\_Sung\_Choi](https://discourse.slicer.org/u/Kyu_Sung_Choi)\
**Replies:** 1\
**Last updated:** [August 22, 2018, 12:23pm UTC](https://discourse.slicer.org/t/to-install-extension-sequence-registration/3864 "2018-08-22T12:23:26Z")

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Dear Dr. @lassoan, I want to use the extension “Sequence registration” to register 4D DSC images. However, buttons on the panel look different from the manual (https://github.com/moselhy/SlicerSequenceRegistration). …

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## [How to rotate image](https://discourse.slicer.org/t/how-to-rotate-image/3863)

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**Author:** [@Charles\_Forsythe1](https://discourse.slicer.org/u/Charles_Forsythe1)\
**Replies:** 1\
**Last updated:** [August 21, 2018, 11:49pm UTC](https://discourse.slicer.org/t/how-to-rotate-image/3863 "2018-08-21T23:49:15Z")

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How do I rotate my image on Slicer? In one of my views, when I click ‘rotate to volume plane’, the image not vertical but instead it is rotated 90 degrees to the right. Thanks.

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## [Smooth Object volume statistics ](https://discourse.slicer.org/t/smooth-object-volume-statistics/3596)

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**Author:** [@F\_Karl](https://discourse.slicer.org/u/F_Karl)\
**Replies:** 2\
**Last updated:** [August 21, 2018, 8:52pm UTC](https://discourse.slicer.org/t/smooth-object-volume-statistics/3596 "2018-08-21T20:52:44Z")

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Hi there, with the help of this forum I have made my first steps through the software and so far it’s been wonderful. As a background - I am using the software to make 3D measurements of brain tumors from MRI for my the…

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## [PET SUV for each Slice?](https://discourse.slicer.org/t/pet-suv-for-each-slice/3854)

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**Author:** [@travesty82](https://discourse.slicer.org/u/travesty82)\
**Replies:** 1\
**Last updated:** [August 21, 2018, 8:12pm UTC](https://discourse.slicer.org/t/pet-suv-for-each-slice/3854 "2018-08-21T20:12:44Z")

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I have used PET Standard Uptake Value Computation and a table of results for the whole volume is given. Is there a way to get the SUV results for each slice? Thanks in advance.

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## [Extracting vtk streamlines](https://discourse.slicer.org/t/extracting-vtk-streamlines/3840)

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**Author:** [@Vinny](https://discourse.slicer.org/u/Vinny)\
**Replies:** 5\
**Last updated:** [August 21, 2018, 1:50am UTC](https://discourse.slicer.org/t/extracting-vtk-streamlines/3840 "2018-08-21T01:50:11Z")

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Hi, I have a set of streamlines in vtk format that I’ve imported into 3d Slicer and also created a spherical model of 2 mm radius in 3d Slicer and saved it in vtk format. In the tri-planar views, I can see the cross se…

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## [creating surface mapping](https://discourse.slicer.org/t/creating-surface-mapping/3816)

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**Author:** [@Tareq\_Aro](https://discourse.slicer.org/u/Tareq_Aro)\
**Replies:** 3\
**Last updated:** [August 20, 2018, 7:08pm UTC](https://discourse.slicer.org/t/creating-surface-mapping/3816 "2018-08-20T19:08:40Z")

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I have volume Ultrasound data and I am able to reconstruct object volume from it. Is there a way to reconstruct surface mapping using the software? as in to see only the first layer of the desired object creating a cont…

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## [Dicom Output Orientation](https://discourse.slicer.org/t/dicom-output-orientation/3815)

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**Author:** [@jstout](https://discourse.slicer.org/u/jstout)\
**Replies:** 6\
**Last updated:** [August 20, 2018, 6:47pm UTC](https://discourse.slicer.org/t/dicom-output-orientation/3815 "2018-08-20T18:47:44Z")

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When reviewing the data in Slicer, I am able to see the MRI and overlay in Radiological format in the axial slices (R\>\>L, A\>\>P). I believe this is called LPS space. When I export to Dicom, the data is oriented different…

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## [Is there any way to import 4D perfusion NIFTI image to DSCMRIAnalysis?](https://discourse.slicer.org/t/is-there-any-way-to-import-4d-perfusion-nifti-image-to-dscmrianalysis/3782)

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**Author:** [@Kyu\_Sung\_Choi](https://discourse.slicer.org/u/Kyu_Sung_Choi)\
**Replies:** 5\
**Last updated:** [August 20, 2018, 4:44pm UTC](https://discourse.slicer.org/t/is-there-any-way-to-import-4d-perfusion-nifti-image-to-dscmrianalysis/3782 "2018-08-20T16:44:42Z")

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Dear Dr. @fedorov, and Dr. @pieper, Is there any way to import 4D perfusion NIFTI image to DSCMRIAnalysis? I understand that currently, only DICOM images can be imported as input to DSCMRIAnalysis module. However, I w…

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## [Segmentation - not active tools ?](https://discourse.slicer.org/t/segmentation-not-active-tools/3851)

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**Author:** [@alewandow](https://discourse.slicer.org/u/alewandow)\
**Replies:** 1\
**Last updated:** [August 20, 2018, 3:22pm UTC](https://discourse.slicer.org/t/segmentation-not-active-tools/3851 "2018-08-20T15:22:22Z")

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I’m sorry for this question, I’m completly novice. Operating system: Windows 10 Slicer version: 4.8.1 Expected behavior: Segmentation: I expected, that after choosing the certain area of similar CT-density in one sl…

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## [Can someone upload 4d-dsa data for us to study on 3d slicer?](https://discourse.slicer.org/t/can-someone-upload-4d-dsa-data-for-us-to-study-on-3d-slicer/3848)

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**Author:** [@ezproxy](https://discourse.slicer.org/u/ezproxy)\
**Replies:** 2\
**Last updated:** [August 20, 2018, 3:20pm UTC](https://discourse.slicer.org/t/can-someone-upload-4d-dsa-data-for-us-to-study-on-3d-slicer/3848 "2018-08-20T15:20:30Z")

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I see some beautiful picture made by 3d slicer using 4d-dsa data, but my hospital do not have a 4d-dsa machine; Can someone upload several 4d-dsa data for us to study on 3d slicer Thanks

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## [Vtk fiber bundle import from mrtrix and/or good format description of the slicer polydata fiber bundle format](https://discourse.slicer.org/t/vtk-fiber-bundle-import-from-mrtrix-and-or-good-format-description-of-the-slicer-polydata-fiber-bundle-format/3846)

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**Author:** [@UNSW\_MRI](https://discourse.slicer.org/u/UNSW_MRI)\
**Replies:** 2\
**Last updated:** [August 20, 2018, 3:08pm UTC](https://discourse.slicer.org/t/vtk-fiber-bundle-import-from-mrtrix-and-or-good-format-description-of-the-slicer-polydata-fiber-bundle-format/3846 "2018-08-20T15:08:54Z")

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Hi, I was wondering if there is a good description of the vtk polydata format of the slicer fiber bundles? I currently have the following problem: When I use MRtrix for fiber tracking and convert the tracts to vtk poly…

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## [Slicer-Octave-command](https://discourse.slicer.org/t/slicer-octave-command/3812)

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**Author:** [@Mazen\_Alharah](https://discourse.slicer.org/u/Mazen_Alharah)\
**Replies:** 3\
**Last updated:** [August 20, 2018, 12:15pm UTC](https://discourse.slicer.org/t/slicer-octave-command/3812 "2018-08-20T12:15:51Z")

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Hi everyone there is a way to run Octave script using Slicer ??

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## [Hide frame markers ](https://discourse.slicer.org/t/hide-frame-markers/3829)

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**Author:** [@Neus](https://discourse.slicer.org/u/Neus)\
**Replies:** 4\
**Last updated:** [August 19, 2018, 7:06pm UTC](https://discourse.slicer.org/t/hide-frame-markers/3829 "2018-08-19T19:06:42Z")

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Hi! I’m fairly new to using 3DSlicer and I cannot find anywhere how to hide the frame markers in the 3D window, or in all of the windows for that matter. I want to do this because I am exporting the slices and I don’t …

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## [Could not find QtWebEngineProcess](https://discourse.slicer.org/t/could-not-find-qtwebengineprocess/3713)

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**Author:** [@darekdev](https://discourse.slicer.org/u/darekdev)\
**Replies:** 5\
**Last updated:** [August 18, 2018, 7:50am UTC](https://discourse.slicer.org/t/could-not-find-qtwebengineprocess/3713 "2018-08-18T07:50:52Z")

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I would like to build Slicer with Qt5 and VTK9 and 10 minutes ago the compile process was completed but I can’t run Extension Manager because of error: Could not find QtWebEngineProcess. But that file exist in: /home/…

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## [Importing of OBJ to Export slices to SVG ](https://discourse.slicer.org/t/importing-of-obj-to-export-slices-to-svg/3821)

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**Author:** [@migpics](https://discourse.slicer.org/u/migpics)\
**Replies:** 3\
**Last updated:** [August 18, 2018, 7:34am UTC](https://discourse.slicer.org/t/importing-of-obj-to-export-slices-to-svg/3821 "2018-08-18T07:34:24Z")

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Hi Everyone! I am interested in using this software to import an OBJ file and then export slices as svg, pdf or other printable format. It’s not just for medical purposes but basically something similar to AutoDesks 12…

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## [Planar contours and binary label maps](https://discourse.slicer.org/t/planar-contours-and-binary-label-maps/3778)

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**Author:** [@serduj](https://discourse.slicer.org/u/serduj)\
**Replies:** 6\
**Last updated:** [August 17, 2018, 6:47pm UTC](https://discourse.slicer.org/t/planar-contours-and-binary-label-maps/3778 "2018-08-17T18:47:19Z")

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Hi all. When i downloaded patient anatomy contours used in RT, Slicer represents it to me in form of planar contour (in the segmentation). When i’m trying to make contours in segment editor, slicer creates my countours …

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## [Touchless control of slicer](https://discourse.slicer.org/t/touchless-control-of-slicer/3805)

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**Author:** [@JoeCrozier](https://discourse.slicer.org/u/JoeCrozier)\
**Replies:** 2\
**Last updated:** [August 17, 2018, 2:06pm UTC](https://discourse.slicer.org/t/touchless-control-of-slicer/3805 "2018-08-17T14:06:49Z")

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I was watching the hangout from 2/27 and the Dr’s use of touchless control of slicer in the OR fascinated me. Here specifically: https://youtu.be/J-abcoEx2qg?t=42m11s Is there an extension to slicer that allows for tha…

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## [Obtain pixel location instead of RAS using Markups](https://discourse.slicer.org/t/obtain-pixel-location-instead-of-ras-using-markups/3806)

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**Author:** [@lgroves](https://discourse.slicer.org/u/lgroves)\
**Replies:** 2\
**Last updated:** [August 17, 2018, 6:47am UTC](https://discourse.slicer.org/t/obtain-pixel-location-instead-of-ras-using-markups/3806 "2018-08-17T06:47:22Z")

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I would like to be able to use the Markups module to obtain a 2D pixel location, instead of the RAS coordinates on a transformed image. For example I would like to obtain the coordinates of Image\_Probe not RAS in the fo…

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