# Support

**URL:** https://discourse.slicer.org/c/support/11.md?no_subcategories=false&page=61

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

**Page:** 62

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## [Pedicle Srew Simulator changes space origin coordinates](https://discourse.slicer.org/t/pedicle-srew-simulator-changes-space-origin-coordinates/40613)

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**Author:** [@Basil\_Berinyuy](https://discourse.slicer.org/u/Basil_Berinyuy)\
**Replies:** 0\
**Last updated:** [December 10, 2024, 5:03pm UTC](https://discourse.slicer.org/t/pedicle-srew-simulator-changes-space-origin-coordinates/40613 "2024-12-10T17:03:37Z")

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Help anyone, I am currently using the Pediclescrewsimulator extension to insert screws into the spine with a particular length and trajectory. When I load the CT scan with the pediclescrewsimulator module, the space orig…

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## [Scalar-Weighted PCA](https://discourse.slicer.org/t/scalar-weighted-pca/40608)

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**Author:** [@francois](https://discourse.slicer.org/u/francois)\
**Replies:** 0\
**Last updated:** [December 10, 2024, 3:45pm UTC](https://discourse.slicer.org/t/scalar-weighted-pca/40608 "2024-12-10T15:45:43Z")

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Hello, I am looking at Foot CT scans. I have segmented each bone. I would like to compute the PCA axes of each bone, WEIGHTED with the scalar value of the voxels contained/overlapping each bone model. So the value for e…

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## [How to extract 2d flat surface from contour planes ](https://discourse.slicer.org/t/how-to-extract-2d-flat-surface-from-contour-planes/40592)

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**Author:** [@v.p.r](https://discourse.slicer.org/u/v.p.r)\
**Replies:** 2\
**Last updated:** [December 10, 2024, 12:46pm UTC](https://discourse.slicer.org/t/how-to-extract-2d-flat-surface-from-contour-planes/40592 "2024-12-10T12:46:04Z")

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Hi, im trying to get a flattened slice from a nifty file , in order to mesh in 2d it later. My objective is to obtain something like this : I have segmented the brain and obteined the contours with the slicer rt exte…

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## [How to know vertex points of a segmented model(stl)?](https://discourse.slicer.org/t/how-to-know-vertex-points-of-a-segmented-model-stl/40589)

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**Author:** [@Puja\_Ghosh](https://discourse.slicer.org/u/Puja_Ghosh)\
**Replies:** 2\
**Last updated:** [December 9, 2024, 8:42pm UTC](https://discourse.slicer.org/t/how-to-know-vertex-points-of-a-segmented-model-stl/40589 "2024-12-09T20:42:05Z")

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I have done segmentation of a model in stl file. But I want to know how many vertices points do the stl model have on it? How can I know about the vertices points?

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## [How should I cite LungCTAnalyzer](https://discourse.slicer.org/t/how-should-i-cite-lungctanalyzer/40557)

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**Author:** [@Young-Chan2020](https://discourse.slicer.org/u/Young-Chan2020)\
**Replies:** 1\
**Last updated:** [December 9, 2024, 6:26pm UTC](https://discourse.slicer.org/t/how-should-i-cite-lungctanalyzer/40557 "2024-12-09T18:26:47Z")

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I used the ‘lung ct segmenter’ extension to first segment the lung region and the result is used as the preprocessing result. However, I dont know the specific method that the extension used or the network was used. and…

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## [Is there a module for the measurement of structural parameters of X-CTs of the proximal femur?](https://discourse.slicer.org/t/is-there-a-module-for-the-measurement-of-structural-parameters-of-x-cts-of-the-proximal-femur/40586)

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**Author:** [@nikkos](https://discourse.slicer.org/u/nikkos)\
**Replies:** 3\
**Last updated:** [December 9, 2024, 6:15pm UTC](https://discourse.slicer.org/t/is-there-a-module-for-the-measurement-of-structural-parameters-of-x-cts-of-the-proximal-femur/40586 "2024-12-09T18:15:00Z")

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Hello dear community, I am planning to calculate structural parameters from X-CTs of the proximal femur, such as measuring the thickness of the corticalis and the trabecular distances. Is there a possible module for thi…

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## [3D Cursor shifting segmentations](https://discourse.slicer.org/t/3d-cursor-shifting-segmentations/40581)

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**Author:** [@yasmin.mcquinlan](https://discourse.slicer.org/u/yasmin.mcquinlan)\
**Replies:** 4\
**Last updated:** [December 9, 2024, 3:29pm UTC](https://discourse.slicer.org/t/3d-cursor-shifting-segmentations/40581 "2024-12-09T15:29:54Z")

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Slicer v5.6.2 When holding down the Shift Key + Dragging cursor, in either the sagittal or coronal view, the segmentation present on the axial shifts away from the segmented anatomy visualised on the Source Volume. Usi…

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## [Automatic Segmentation for Thyroid Cancer with I-131 in 3D Slicer](https://discourse.slicer.org/t/automatic-segmentation-for-thyroid-cancer-with-i-131-in-3d-slicer/40583)

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**Author:** [@ditsiaou](https://discourse.slicer.org/u/ditsiaou)\
**Replies:** 0\
**Last updated:** [December 9, 2024, 3:04pm UTC](https://discourse.slicer.org/t/automatic-segmentation-for-thyroid-cancer-with-i-131-in-3d-slicer/40583 "2024-12-09T15:04:33Z")

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I would like to ask if 3D Slicer supports automatic segmentation for thyroid scintigraphy with I-131? Also, in general, do you know other tools suitable for this purpose? Thanks!

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## [Smoothing Factor from Python](https://discourse.slicer.org/t/smoothing-factor-from-python/40550)

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**Author:** [@Filippo\_Parronchi](https://discourse.slicer.org/u/Filippo_Parronchi)\
**Replies:** 1\
**Last updated:** [December 9, 2024, 9:53am UTC](https://discourse.slicer.org/t/smoothing-factor-from-python/40550 "2024-12-09T09:53:38Z")

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Hello everyone! I would like to know how to modify the “smoothing factor” (available in the dropdown menu of the “Show3D” button) for a segment of my segmentation node using a Python script, through logic and NOT the wi…

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## [Binary Labelmap Creation - Is there a systematic way to select optimal segment conversion parameters to reduce artefacting?](https://discourse.slicer.org/t/binary-labelmap-creation-is-there-a-systematic-way-to-select-optimal-segment-conversion-parameters-to-reduce-artefacting/40141)

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**Author:** [@LRAnti](https://discourse.slicer.org/u/LRAnti)\
**Replies:** 5\
**Last updated:** [December 9, 2024, 9:48am UTC](https://discourse.slicer.org/t/binary-labelmap-creation-is-there-a-systematic-way-to-select-optimal-segment-conversion-parameters-to-reduce-artefacting/40141 "2024-12-09T09:48:37Z")

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Hello, I work with a lot of different dcm RTSTRUCT datasets, and often end up with weird artefacts after conversion of planar contours to a binary labelmap, such as holes, aliasing and interpolation errors creating plan…

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## [Anatomy of Aorta and Pulmonary arteries](https://discourse.slicer.org/t/anatomy-of-aorta-and-pulmonary-arteries/40564)

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**Author:** [@OmerAfsin](https://discourse.slicer.org/u/OmerAfsin)\
**Replies:** 2\
**Last updated:** [December 8, 2024, 5:25pm UTC](https://discourse.slicer.org/t/anatomy-of-aorta-and-pulmonary-arteries/40564 "2024-12-08T17:25:47Z")

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Hello everyone. I’m new here and this is my first post in community. If there is something you find wrong in this post, I can remove it if you contact me. I am working on a project about the automatic segmentation of g…

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## [MRI PET fusion "add scalar volumes" new volume with color & opacity settings](https://discourse.slicer.org/t/mri-pet-fusion-add-scalar-volumes-new-volume-with-color-opacity-settings/40559)

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**Author:** [@anguilmot](https://discourse.slicer.org/u/anguilmot)\
**Replies:** 3\
**Last updated:** [December 8, 2024, 3:42pm UTC](https://discourse.slicer.org/t/mri-pet-fusion-add-scalar-volumes-new-volume-with-color-opacity-settings/40559 "2024-12-08T15:42:51Z")

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Hello everyone, I’d like to create a DICOM serie from a MR-PET fusion. I have coregistred the two volumes. I’d like to create a new volume with “add scalar volumes” module, using specific color and opacity settings fo…

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## [How to call CreateNewROI and CropVolume in python script](https://discourse.slicer.org/t/how-to-call-createnewroi-and-cropvolume-in-python-script/40534)

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**Author:** [@Amy\_Morton](https://discourse.slicer.org/u/Amy_Morton)\
**Replies:** 2\
**Last updated:** [December 8, 2024, 7:16am UTC](https://discourse.slicer.org/t/how-to-call-createnewroi-and-cropvolume-in-python-script/40534 "2024-12-08T07:16:59Z")

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I would like to repeatedly create roi nodes and use them to create subvolumes… how do I call the underlying functions of the ui pushbuttons in the CropVolume module?

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## [Can we make the bone window clearer？](https://discourse.slicer.org/t/can-we-make-the-bone-window-clearer/40497)

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**Author:** [@sunwei921119](https://discourse.slicer.org/u/sunwei921119)\
**Replies:** 10\
**Last updated:** [December 7, 2024, 2:57pm UTC](https://discourse.slicer.org/t/can-we-make-the-bone-window-clearer/40497 "2024-12-07T14:57:26Z")

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Radiology has a thin-layer bone algorithm that can make bones clearer based on the original CT scan. Excuse me, does 3D Slicer have this kind of functional plugin?

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## [Issue uploading DICOM Files ](https://discourse.slicer.org/t/issue-uploading-dicom-files/40556)

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**Author:** [@tketsan](https://discourse.slicer.org/u/tketsan)\
**Replies:** 0\
**Last updated:** [December 7, 2024, 1:11pm UTC](https://discourse.slicer.org/t/issue-uploading-dicom-files/40556 "2024-12-07T13:11:19Z")

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Hello everyone, I am conducting an independent side project and am having some issues uploading DICOM files from an open source data set. The image. below is a jpg of the DICOM image I am attempting to upload. it simply…

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## [Move through slices in all views](https://discourse.slicer.org/t/move-through-slices-in-all-views/30410)

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**Author:** [@hcerbone](https://discourse.slicer.org/u/hcerbone)\
**Replies:** 1\
**Last updated:** [December 7, 2024, 9:23am UTC](https://discourse.slicer.org/t/move-through-slices-in-all-views/30410 "2024-12-07T09:23:30Z")

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I am wondering how to increment/decrement the current slice across all views (Sagittal, Coronal, Axial) simultaneously. Linking views only works if they are all in the same view, I’d like to have it be that they all incr…

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## [Seeking Guidance: IMU-based Tracking for Real-time 3D Ultrasound Reconstruction using Plus Toolkit and Slicer](https://discourse.slicer.org/t/seeking-guidance-imu-based-tracking-for-real-time-3d-ultrasound-reconstruction-using-plus-toolkit-and-slicer/40539)

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**Author:** [@MasatoshiOBA](https://discourse.slicer.org/u/MasatoshiOBA)\
**Replies:** 1\
**Last updated:** [December 7, 2024, 5:47am UTC](https://discourse.slicer.org/t/seeking-guidance-imu-based-tracking-for-real-time-3d-ultrasound-reconstruction-using-plus-toolkit-and-slicer/40539 "2024-12-07T05:47:47Z")

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Dear Slicer and Plus Toolkit Community, I am currently working on a project for real-time 3D ultrasound reconstruction. My work is largely guided by the excellent tutorials provided by the developers of 3D Slicer and th…

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## [Toggling Parallel Projection programmatically not updating the 3D viewer](https://discourse.slicer.org/t/toggling-parallel-projection-programmatically-not-updating-the-3d-viewer/40548)

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**Author:** [@smrolfe](https://discourse.slicer.org/u/smrolfe)\
**Replies:** 1\
**Last updated:** [December 6, 2024, 10:14pm UTC](https://discourse.slicer.org/t/toggling-parallel-projection-programmatically-not-updating-the-3d-viewer/40548 "2024-12-06T22:14:53Z")

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When I set the parallel projection parameter of the 3D view in the Python Console, the camera updates, but the parallel projection button in the 3D viewer does not. If it’s toggled off using the button and turned on prog…

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## [Hiding all but one structure from RTSTRUCT list](https://discourse.slicer.org/t/hiding-all-but-one-structure-from-rtstruct-list/40543)

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**Author:** [@MattAWard](https://discourse.slicer.org/u/MattAWard)\
**Replies:** 2\
**Last updated:** [December 6, 2024, 7:42pm UTC](https://discourse.slicer.org/t/hiding-all-but-one-structure-from-rtstruct-list/40543 "2024-12-06T19:42:39Z")

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Using the “eye” icons one can hide all structures or individual structures. However, if I want to view one or two structures in isolation I need to manually hide all the structures I don’t want to see, which can be quite…

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## [TotalSegmentator: Failed to Compute Results: Status 1 Error](https://discourse.slicer.org/t/totalsegmentator-failed-to-compute-results-status-1-error/40521)

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**Author:** [@rpaulus](https://discourse.slicer.org/u/rpaulus)\
**Replies:** 7\
**Last updated:** [December 6, 2024, 5:51pm UTC](https://discourse.slicer.org/t/totalsegmentator-failed-to-compute-results-status-1-error/40521 "2024-12-06T17:51:29Z")

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We continue to receive the Status 1 error when attempting to use Total Segmentator. I included a snip of what a user reports seeing and then I included a snip of what the error appears after a reinstallation of the…

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## [Integrate pycharm and Slicer](https://discourse.slicer.org/t/integrate-pycharm-and-slicer/1567)

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**Author:** [@darekdev](https://discourse.slicer.org/u/darekdev)\
**Replies:** 7\
**Last updated:** [December 6, 2024, 5:31pm UTC](https://discourse.slicer.org/t/integrate-pycharm-and-slicer/1567 "2024-12-06T17:31:14Z")

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Operating system: Arch Linux Slicer version: newest Expected behavior: working debugging, want to use imports in pycharm and code completion Actual behavior: debugging doesn’t work, can’t import slicer or vtk or qt in…

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## [Saving creates multiple copies of files](https://discourse.slicer.org/t/saving-creates-multiple-copies-of-files/5971)

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**Author:** [@meduser](https://discourse.slicer.org/u/meduser)\
**Replies:** 6\
**Last updated:** [December 6, 2024, 12:17pm UTC](https://discourse.slicer.org/t/saving-creates-multiple-copies-of-files/5971 "2024-12-06T12:17:52Z")

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As I am segmenting, I save my work. I accept all the defaults offered in the save dialogs. When I look in the directory I see that it has saved everything but it creates additional copies of the items saved, more with ea…

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## [VolumePropertyAction Animator Problem](https://discourse.slicer.org/t/volumepropertyaction-animator-problem/40531)

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**Author:** [@Ellie\_In](https://discourse.slicer.org/u/Ellie_In)\
**Replies:** 2\
**Last updated:** [December 5, 2024, 10:46pm UTC](https://discourse.slicer.org/t/volumepropertyaction-animator-problem/40531 "2024-12-05T22:46:56Z")

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Hello, I’m new to Slicer so I’m not sure if this issue is my fault or not, so any insight would be appreciated. I am trying to create an animation using the VolumePropertyAction and I set my start property and end prope…

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## [Can markups/lines be exported as a STL?](https://discourse.slicer.org/t/can-markups-lines-be-exported-as-a-stl/40532)

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**Author:** [@BDhoth](https://discourse.slicer.org/u/BDhoth)\
**Replies:** 0\
**Last updated:** [December 5, 2024, 5:38pm UTC](https://discourse.slicer.org/t/can-markups-lines-be-exported-as-a-stl/40532 "2024-12-05T17:38:55Z")

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I would like this target/trajectory to be visible through our hololens; however, we export first to Blener for our registration phase. How do I get this target and trajectory to export as a STL?

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## [Issue with Importing DICOM Files in Slicer](https://discourse.slicer.org/t/issue-with-importing-dicom-files-in-slicer/40463)

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**Author:** [@rcabeza](https://discourse.slicer.org/u/rcabeza)\
**Replies:** 4\
**Last updated:** [December 5, 2024, 3:58pm UTC](https://discourse.slicer.org/t/issue-with-importing-dicom-files-in-slicer/40463 "2024-12-05T15:58:41Z")

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Hello everyone, I am encountering an issue when importing DICOM files. I am working with version 5.6.4 of Slicer. The details are as follows: I have around 300 MRI studies, each including series for examining the pat…

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## [Extract specified segmented slices](https://discourse.slicer.org/t/extract-specified-segmented-slices/40530)

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**Author:** [@Nicolo\_Tombini](https://discourse.slicer.org/u/Nicolo_Tombini)\
**Replies:** 0\
**Last updated:** [December 5, 2024, 2:30pm UTC](https://discourse.slicer.org/t/extract-specified-segmented-slices/40530 "2024-12-05T14:30:44Z")

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Good morning, everyone. I would like to know if there was a way to automatically extract only the slices of a specific vertebra. For example, in the image I attached I would like to extract only the slices related to…

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## [Hiding "Reload & Test" in Specific Module Panels](https://discourse.slicer.org/t/hiding-reload-test-in-specific-module-panels/35555)

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**Author:** [@park](https://discourse.slicer.org/u/park)\
**Replies:** 5\
**Last updated:** [December 5, 2024, 2:16pm UTC](https://discourse.slicer.org/t/hiding-reload-test-in-specific-module-panels/35555 "2024-12-05T14:16:14Z")

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Hi all, I usually work with several module panels open at the same time. Is it possible to hide the “Reload & Test” option in specific module panels? Best,

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## [Find the number of frames related with one cardiac cycle](https://discourse.slicer.org/t/find-the-number-of-frames-related-with-one-cardiac-cycle/40528)

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**Author:** [@SANTIAGO\_PENDON\_MING](https://discourse.slicer.org/u/SANTIAGO_PENDON_MING)\
**Replies:** 0\
**Last updated:** [December 5, 2024, 1:35pm UTC](https://discourse.slicer.org/t/find-the-number-of-frames-related-with-one-cardiac-cycle/40528 "2024-12-05T13:35:44Z")

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Hi to everyone, we are trying to find the number of frames related with one cardiac cycle in US images. The US is a sequence of 2D images from a GE machine. The graphic is actually in the volume voxels, no as data d…

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## [Dental segmantator](https://discourse.slicer.org/t/dental-segmantator/40519)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 2\
**Last updated:** [December 5, 2024, 5:22am UTC](https://discourse.slicer.org/t/dental-segmantator/40519 "2024-12-05T05:22:00Z")

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I am trying the dental segmentator with the sample CBCT. During the package installation I got this error message. This is with the R33134 on Linux: Installing collected packages: connected-components-3d Successfully in…

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## [CT of Skull appearing outside of box. When I zoom in,the image is not centered](https://discourse.slicer.org/t/ct-of-skull-appearing-outside-of-box-when-i-zoom-in-the-image-is-not-centered/40524)

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**Author:** [@Justin\_Rhiner](https://discourse.slicer.org/u/Justin_Rhiner)\
**Replies:** 1\
**Last updated:** [December 5, 2024, 5:05am UTC](https://discourse.slicer.org/t/ct-of-skull-appearing-outside-of-box-when-i-zoom-in-the-image-is-not-centered/40524 "2024-12-05T05:05:15Z")

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CT of Skull appearing outside of box. When I zoom in,the image is not centered

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