# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=248

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

**Page:** 249

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## [Tool to find measurements/volume?](https://discourse.slicer.org/t/tool-to-find-measurements-volume/20836)

<div class="topic-metadata">

**Author:** [@Maddie](https://discourse.slicer.org/u/Maddie)\
**Replies:** 1\
**Last updated:** [November 30, 2021, 4:22am UTC](https://discourse.slicer.org/t/tool-to-find-measurements-volume/20836 "2021-11-30T04:22:44Z")

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Hello! I am working on the reproductive morphology of genitalia through CT scans. The segmentations are done for each view and I have a 3D model. I was wondering if there was a way for me to find the total volume the pen…

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## [Module panel resize due to Data Probe is distracting](https://discourse.slicer.org/t/module-panel-resize-due-to-data-probe-is-distracting/20781)

<div class="topic-metadata">

**Author:** [@mikebind](https://discourse.slicer.org/u/mikebind)\
**Replies:** 6\
**Last updated:** [November 30, 2021, 3:50am UTC](https://discourse.slicer.org/t/module-panel-resize-due-to-data-probe-is-distracting/20781 "2021-11-30T03:50:22Z")

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On recent Slicer preview versions, the module panel automatically resizes based on the size of the contents. This is an understandable design decision. As someone who often is switching between modules, I personally wo…

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## [How to create continuous segmentation](https://discourse.slicer.org/t/how-to-create-continuous-segmentation/20792)

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**Author:** [@Maya](https://discourse.slicer.org/u/Maya)\
**Replies:** 3\
**Last updated:** [November 30, 2021, 3:10am UTC](https://discourse.slicer.org/t/how-to-create-continuous-segmentation/20792 "2021-11-30T03:10:55Z")

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Hi everyone. I‘m working on a project where I‘d like to visualize the pleural surface that is in contact with the ablation zone after percutaneous lung ablation. I segmented the ablation zone (green) as well as the pleu…

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## [How to use Segment Editor effects from python script?](https://discourse.slicer.org/t/how-to-use-segment-editor-effects-from-python-script/20815)

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**Author:** [@utkgl](https://discourse.slicer.org/u/utkgl)\
**Replies:** 4\
**Last updated:** [November 30, 2021, 12:10am UTC](https://discourse.slicer.org/t/how-to-use-segment-editor-effects-from-python-script/20815 "2021-11-30T00:10:49Z")

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Hi! I am trying to automatize some series of lung segmentation steps on 3D Slicer with using python scripts. Currently I can resample my file using; volumeNode = slicer.util.loadVolume(file) emptyVolumeNode = slicer.m…

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## [Problem with Animator and VolumeProperty](https://discourse.slicer.org/t/problem-with-animator-and-volumeproperty/20834)

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**Author:** [@Krzysztof\_Grandys](https://discourse.slicer.org/u/Krzysztof_Grandys)\
**Replies:** 1\
**Last updated:** [November 30, 2021, 12:05am UTC](https://discourse.slicer.org/t/problem-with-animator-and-volumeproperty/20834 "2021-11-30T00:05:48Z")

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Hi All Sorry about my English I’d like to create animation based Animator and Volume Property action. I used Volume rendering and set Volume Property 1 at start I set Volume property 2 at end When I used Animator and…

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## [Thorax Segmentation on CT images](https://discourse.slicer.org/t/thorax-segmentation-on-ct-images/20833)

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**Author:** [@akmal871026](https://discourse.slicer.org/u/akmal871026)\
**Replies:** 1\
**Last updated:** [November 30, 2021, 12:04am UTC](https://discourse.slicer.org/t/thorax-segmentation-on-ct-images/20833 "2021-11-30T00:04:10Z")

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Hello everyone, If I have set data images of CT, does anyone knows if any extension can do the segmentation on thorax (thyroid)? This is for patient of ablation Iodine-131.

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## [Creating a 3D model from Ultrasound](https://discourse.slicer.org/t/creating-a-3d-model-from-ultrasound/20826)

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**Author:** [@Anastasiia.vbel](https://discourse.slicer.org/u/Anastasiia.vbel)\
**Replies:** 1\
**Last updated:** [November 30, 2021, 12:02am UTC](https://discourse.slicer.org/t/creating-a-3d-model-from-ultrasound/20826 "2021-11-30T00:02:56Z")

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Hi all, I am a Masters student currently working on a project that involves converting an ultrasound image of a knee into a 3D model (.stl or a .STEP file). I was directed towards 3D slicer to do this, but I am a bit l…

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## [Mac OS Catalina](https://discourse.slicer.org/t/mac-os-catalina/20830)

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**Author:** [@jamieawren](https://discourse.slicer.org/u/jamieawren)\
**Replies:** 2\
**Last updated:** [November 29, 2021, 7:05pm UTC](https://discourse.slicer.org/t/mac-os-catalina/20830 "2021-11-29T19:05:31Z")

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Hi Everyone, I’ve been holding out for years to upgrading to Mac OS Catalina from Mojave, because I have several 32-bit apps that I haven’t wanted to lose access to. I’m at the point where other apps are no longer becomi…

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## [Can´t see radial dicom images](https://discourse.slicer.org/t/can-t-see-radial-dicom-images/20804)

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**Author:** [@Maria\_Lopes](https://discourse.slicer.org/u/Maria_Lopes)\
**Replies:** 7\
**Last updated:** [November 29, 2021, 4:27pm UTC](https://discourse.slicer.org/t/can-t-see-radial-dicom-images/20804 "2021-11-29T16:27:04Z")

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Hi. I loaded radial dicom images from MRI and, I can´t see the whole volume. Just appears one image at a time and on the other anatomical planes the black screen and the bar. Or occurs this: Someone can help me? …

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## [Gradient Anisotropic Diffusion itk filter in my .py extension](https://discourse.slicer.org/t/gradient-anisotropic-diffusion-itk-filter-in-my-py-extension/20805)

<div class="topic-metadata">

**Author:** [@aaregar](https://discourse.slicer.org/u/aaregar)\
**Replies:** 3\
**Last updated:** [November 29, 2021, 4:07pm UTC](https://discourse.slicer.org/t/gradient-anisotropic-diffusion-itk-filter-in-my-py-extension/20805 "2021-11-29T16:07:25Z")

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Operating system: w10 Slicer version: 4.11 Hi!! I’m trying to include in my in-house Extension the possibility to generate a filtered version of a selected volume using Gradient Anisotropic Diffusion itk filter. The p…

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## [Trying to export nrrd file segmentation to DICOM](https://discourse.slicer.org/t/trying-to-export-nrrd-file-segmentation-to-dicom/13375)

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**Author:** [@Gabriel\_T](https://discourse.slicer.org/u/Gabriel_T)\
**Replies:** 6\
**Last updated:** [November 29, 2021, 4:05pm UTC](https://discourse.slicer.org/t/trying-to-export-nrrd-file-segmentation-to-dicom/13375 "2021-11-29T16:05:20Z")

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I am using version 4.11.0-2020-08-09 I have converted some segmentation from numpy format to nrrd, I also converted my CT volume from numpy to nrrd, I am able to load them fine in slicer 3d, but I wanted to convert this…

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## [How to make the image load with the new default axis position](https://discourse.slicer.org/t/how-to-make-the-image-load-with-the-new-default-axis-position/20818)

<div class="topic-metadata">

**Author:** [@slicer365](https://discourse.slicer.org/u/slicer365)\
**Replies:** 4\
**Last updated:** [November 29, 2021, 3:21pm UTC](https://discourse.slicer.org/t/how-to-make-the-image-load-with-the-new-default-axis-position/20818 "2021-11-29T15:21:02Z")

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About craniocerebral images, the patient’s head is tilted. I use Slicer to adjust it. For example, after adjusting with ACPC, I export the data to nrrd format. When I re-import, the default formatted orientation is loa…

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## [DICOM 4D DSC MRI is read as a Sequence instead of MultiVolume](https://discourse.slicer.org/t/dicom-4d-dsc-mri-is-read-as-a-sequence-instead-of-multivolume/20300)

<div class="topic-metadata">

**Author:** [@kliron](https://discourse.slicer.org/u/kliron)\
**Replies:** 3\
**Last updated:** [November 29, 2021, 2:19pm UTC](https://discourse.slicer.org/t/dicom-4d-dsc-mri-is-read-as-a-sequence-instead-of-multivolume/20300 "2021-11-29T14:19:20Z")

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The title is pretty self-explanatory. I have a time series of 3D Volumes (DSC perfusion MRI images) and try to load them in 3D Slicer (latest stable version 4.11.20210226). This is something I have done successfully befo…

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## [Removing skull using Extract Skeleton module takes a lot of time](https://discourse.slicer.org/t/removing-skull-using-extract-skeleton-module-takes-a-lot-of-time/20787)

<div class="topic-metadata">

**Author:** [@mahnaz\_khazaei](https://discourse.slicer.org/u/mahnaz_khazaei)\
**Replies:** 5\
**Last updated:** [November 28, 2021, 5:41pm UTC](https://discourse.slicer.org/t/removing-skull-using-extract-skeleton-module-takes-a-lot-of-time/20787 "2021-11-28T17:41:19Z")

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hi. i am using 3dslicer software for removing the skull of head by using module Filtering\> Extract Skeleton, but iham the problem tha the program takes alot of time to running and i saw that it takes alot of time (may be…

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## [Freesurfer import module not loading](https://discourse.slicer.org/t/freesurfer-import-module-not-loading/20816)

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**Author:** [@Vinny](https://discourse.slicer.org/u/Vinny)\
**Replies:** 14\
**Last updated:** [November 28, 2021, 5:25pm UTC](https://discourse.slicer.org/t/freesurfer-import-module-not-loading/20816 "2021-11-28T17:25:46Z")

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Hi, When the Freesurfer import module is installed, I can use it immediately. However, when Slicer is opened subsequently, I get the following message that it cannot be loaded: How can this module be loaded? OS: Ub…

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## [Contouring with having initial curve using filters in Simple ITK module?](https://discourse.slicer.org/t/contouring-with-having-initial-curve-using-filters-in-simple-itk-module/20810)

<div class="topic-metadata">

**Author:** [@shahrokh](https://discourse.slicer.org/u/shahrokh)\
**Replies:** 5\
**Last updated:** [November 28, 2021, 1:27pm UTC](https://discourse.slicer.org/t/contouring-with-having-initial-curve-using-filters-in-simple-itk-module/20810 "2021-11-28T13:27:29Z")

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Hello Dear Developers and Users I want to segment or contour the pelvis. Consider the following figure. This screenshot contains a 2D image of EPID, named EPID. Consider the following figure. This screenshot contai…

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## [Elastix doesn't recognize MRI](https://discourse.slicer.org/t/elastix-doesnt-recognize-mri/20696)

<div class="topic-metadata">

**Author:** [@Vincebisca](https://discourse.slicer.org/u/Vincebisca)\
**Replies:** 10\
**Last updated:** [November 26, 2021, 3:00pm UTC](https://discourse.slicer.org/t/elastix-doesnt-recognize-mri/20696 "2021-11-26T15:00:33Z")

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Hello ! I have a little problem: I recently started to use Elastix for automatic CT/MRI registration. It worked fine on the first few cases I tested, however, as I dig into other files in my database, it appears that on…

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## [Calculate surface area of a XCT Volume](https://discourse.slicer.org/t/calculate-surface-area-of-a-xct-volume/20797)

<div class="topic-metadata">

**Author:** [@lolamartinalonso](https://discourse.slicer.org/u/lolamartinalonso)\
**Replies:** 1\
**Last updated:** [November 26, 2021, 2:07pm UTC](https://discourse.slicer.org/t/calculate-surface-area-of-a-xct-volume/20797 "2021-11-26T14:07:01Z")

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Operating system:64 bit Slicer version:4.11.20210226 Expected behavior: Actual behavior: I would want to calculate the surface area of an XCT Volume. Could anyone help me with some ideas of how to approach it? I att…

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## [Cannot patch dicom from cartesian dicom as NRRD](https://discourse.slicer.org/t/cannot-patch-dicom-from-cartesian-dicom-as-nrrd/20796)

<div class="topic-metadata">

**Author:** [@Rodrigo\_Visconti](https://discourse.slicer.org/u/Rodrigo_Visconti)\
**Replies:** 8\
**Last updated:** [November 26, 2021, 4:35am UTC](https://discourse.slicer.org/t/cannot-patch-dicom-from-cartesian-dicom-as-nrrd/20796 "2021-11-26T04:35:21Z")

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I used to load 3d cartesian files by patching into nrrd in dicom patch module slicerheart. When i try now the module doesn’t create any file. How to fix it?

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## [No segmentEditorExtraEffects in v4.13](https://discourse.slicer.org/t/no-segmenteditorextraeffects-in-v4-13/20773)

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**Author:** [@bserrano](https://discourse.slicer.org/u/bserrano)\
**Replies:** 7\
**Last updated:** [November 25, 2021, 12:58pm UTC](https://discourse.slicer.org/t/no-segmenteditorextraeffects-in-v4-13/20773 "2021-11-25T12:58:52Z")

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Problem report for Slicer 4.13.0-2021-11-24 win-amd64: \[please describe expected and actual behavior\] I cannot find segmentEditorExtraEffects, SlicerIGT and SlicerVMTK in the newest version 4.13, revision 30427. The rea…

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## [Joint smoothing can create spurious bridges between separate parts of anatomy (in same segment)](https://discourse.slicer.org/t/joint-smoothing-can-create-spurious-bridges-between-separate-parts-of-anatomy-in-same-segment/20765)

<div class="topic-metadata">

**Author:** [@DIV](https://discourse.slicer.org/u/DIV)\
**Replies:** 6\
**Last updated:** [November 25, 2021, 6:48am UTC](https://discourse.slicer.org/t/joint-smoothing-can-create-spurious-bridges-between-separate-parts-of-anatomy-in-same-segment/20765 "2021-11-25T06:48:20Z")

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In the Segment Editor module there are various options for Smoothing in the Effects panel. One favourable choice is Joint smoothing, which brings up the note: “smoothes multiple segments at once, preserving watertight …

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## [Missing volume segmentation and more in 3D slicer 4.11.](https://discourse.slicer.org/t/missing-volume-segmentation-and-more-in-3d-slicer-4-11/20774)

<div class="topic-metadata">

**Author:** [@marit](https://discourse.slicer.org/u/marit)\
**Replies:** 1\
**Last updated:** [November 24, 2021, 8:20pm UTC](https://discourse.slicer.org/t/missing-volume-segmentation-and-more-in-3d-slicer-4-11/20774 "2021-11-24T20:20:26Z")

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I just downloaded 3D slicer (4.11.) When doing a tutorial I see that I miss several options in segmentation. I tried to install the extension segment editor extra effects, but this did not help. Is there something I can …

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## [Why I have black screen?](https://discourse.slicer.org/t/why-i-have-black-screen/6902)

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**Author:** [@Sylwia\_Gasowska](https://discourse.slicer.org/u/Sylwia_Gasowska)\
**Replies:** 5\
**Last updated:** [November 24, 2021, 7:45pm UTC](https://discourse.slicer.org/t/why-i-have-black-screen/6902 "2021-11-24T19:45:03Z")

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Hi, After open Slicer3D I can see nothing, only black screen, during pressing at different places in Slicer window, I can see parts of menu. Like in the pictures. What can I do to fix that? Please help

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## [Automatic segmentation of sequences in time](https://discourse.slicer.org/t/automatic-segmentation-of-sequences-in-time/20756)

<div class="topic-metadata">

**Author:** [@Francesca\_Pittoni](https://discourse.slicer.org/u/Francesca_Pittoni)\
**Replies:** 18\
**Last updated:** [November 24, 2021, 7:33pm UTC](https://discourse.slicer.org/t/automatic-segmentation-of-sequences-in-time/20756 "2021-11-24T19:33:14Z")

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Hi everyone! I imported a 4D TAC scan (10 timeframes) in “volume sequence”, I created a segmentation node, segmenting the first timeframe (aorta) and created a new sequence, setting the correct proxy node. So, I was wo…

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## [Different operation systems](https://discourse.slicer.org/t/different-operation-systems/20768)

<div class="topic-metadata">

**Author:** [@Ash\_Alarfaj](https://discourse.slicer.org/u/Ash_Alarfaj)\
**Replies:** 2\
**Last updated:** [November 24, 2021, 1:52pm UTC](https://discourse.slicer.org/t/different-operation-systems/20768 "2021-11-24T13:52:58Z")

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Operating system: MAC OS OR WINDOWS Slicer version: 4.11. Expected behavior: Can I do threshold segmentation for calculating volume changes for many visits in different operating and screens,Mac os or windows. Do that …

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## [Computing skull symmetry from DICOM](https://discourse.slicer.org/t/computing-skull-symmetry-from-dicom/20245)

<div class="topic-metadata">

**Author:** [@Tvinet](https://discourse.slicer.org/u/Tvinet)\
**Replies:** 6\
**Last updated:** [November 24, 2021, 12:39pm UTC](https://discourse.slicer.org/t/computing-skull-symmetry-from-dicom/20245 "2021-11-24T12:39:23Z")

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Hi, is there any functionality available in 3D slicer or any other tools to find the symmetric plane of skulls (after segmentation) from DICOM files?

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## [Display two 3D scenes with same camera view](https://discourse.slicer.org/t/display-two-3d-scenes-with-same-camera-view/11991)

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**Author:** [@ada](https://discourse.slicer.org/u/ada)\
**Replies:** 1\
**Last updated:** [June 11, 2020, 5:19pm UTC](https://discourse.slicer.org/t/display-two-3d-scenes-with-same-camera-view/11991 "2020-06-11T17:19:28Z")

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Hi developpers, Is it possible with a python script to display two 3D scenes side by side and apply the same camera rotations, translations or zoom using the mouse (as with a single 3D view) ? My goal is to compare sid…

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## [Add ability to safely disengage unintentionally dragged handle](https://discourse.slicer.org/t/add-ability-to-safely-disengage-unintentionally-dragged-handle/20484)

<div class="topic-metadata">

**Author:** [@DIV](https://discourse.slicer.org/u/DIV)\
**Replies:** 7\
**Last updated:** [November 24, 2021, 6:43am UTC](https://discourse.slicer.org/t/add-ability-to-safely-disengage-unintentionally-dragged-handle/20484 "2021-11-24T06:43:17Z")

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In the 3D viewport a common operation would be to use the mouse to rotate by left-clicking (or, strictly speaking, left-button-pressing) & dragging. The same sequence is also used for other tasks, though, such as resizi…

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## [Save directory according to subject hierarchy](https://discourse.slicer.org/t/save-directory-according-to-subject-hierarchy/20740)

<div class="topic-metadata">

**Author:** [@Kanga](https://discourse.slicer.org/u/Kanga)\
**Replies:** 2\
**Last updated:** [November 24, 2021, 3:00am UTC](https://discourse.slicer.org/t/save-directory-according-to-subject-hierarchy/20740 "2021-11-24T03:00:39Z")

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Apologies if this is already possible, but it would be really helpful for me to save data nodes in a folder structure equivalent to the subject hierarchy (or maybe even arbitrary attributes) via GUI (I’m trying to use mi…

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## [3d slicer nvidia ](https://discourse.slicer.org/t/3d-slicer-nvidia/17606)

<div class="topic-metadata">

**Author:** [@ni5h](https://discourse.slicer.org/u/ni5h)\
**Replies:** 9\
**Last updated:** [November 23, 2021, 7:01pm UTC](https://discourse.slicer.org/t/3d-slicer-nvidia/17606 "2021-11-23T19:01:39Z")

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Hi, I am still getting the error code 500 when trying to complete a nvidia ct liver segmentation, I have followed the instructions edit\>application setting\>nvidia. the server is blank and so it suggests a default server …

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