# Latest

**URL:** https://discourse.slicer.org/latest.md?page=35

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

**Page:** 36

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## [Automatic Lesion Segmentation on Liver](https://discourse.slicer.org/t/automatic-lesion-segmentation-on-liver/44717)

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**Author:** [@akmal871026](https://discourse.slicer.org/u/akmal871026)\
**Replies:** 3\
**Last updated:** [October 22, 2025, 9:04am UTC](https://discourse.slicer.org/t/automatic-lesion-segmentation-on-liver/44717 "2025-10-22T09:04:09Z")

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Dear Expert, Is there any extension that can segment lesions/tumors on the Liver? CTA image or any CT images.

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## [How to anonymize a scene](https://discourse.slicer.org/t/how-to-anonymize-a-scene/44822)

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**Author:** [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Replies:** 8\
**Last updated:** [October 21, 2025, 7:27pm UTC](https://discourse.slicer.org/t/how-to-anonymize-a-scene/44822 "2025-10-21T19:27:33Z")

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@chir.set started a discussion in the Slicer issue tracker on github, but it is worth giving more visibility to this to the community: Please consider this workflow: load a DICOM volume with patient information save …

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## [Binary is missing from the extension package](https://discourse.slicer.org/t/binary-is-missing-from-the-extension-package/44832)

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**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 2\
**Last updated:** [October 21, 2025, 6:42pm UTC](https://discourse.slicer.org/t/binary-is-missing-from-the-extension-package/44832 "2025-10-21T18:42:07Z")

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We have a situation where one (and only one!) of the binaries that are build as part of the dcmqi extension is missing, only on Mac. For example, see this build: SlicerPreview . There are no build errors, but segimage2it…

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## [2025.10.14 Weekly Meeting](https://discourse.slicer.org/t/2025-10-14-weekly-meeting/44754)

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**Author:** [@Sam\_Horvath](https://discourse.slicer.org/u/Sam_Horvath)\
**Replies:** 3\
**Last updated:** [October 21, 2025, 1:35pm UTC](https://discourse.slicer.org/t/2025-10-14-weekly-meeting/44754 "2025-10-21T13:35:30Z")

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Tomorrow, we will be having our next weekly hangout at 10:00 AM ET until 11:00 AM ET. a Anyone is welcome to join at this link: https://bit.ly/slicer-googlemeet-hosted-by-kitware Agenda: Please post to this thread t…

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## [Show 3D but not shading in red window](https://discourse.slicer.org/t/show-3d-but-not-shading-in-red-window/44835)

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**Author:** [@Hannnonk](https://discourse.slicer.org/u/Hannnonk)\
**Replies:** 6\
**Last updated:** [October 21, 2025, 12:53pm UTC](https://discourse.slicer.org/t/show-3d-but-not-shading-in-red-window/44835 "2025-10-21T12:53:53Z")

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Is there a way to keep the 3D view but turn off the shading in the Red window in the conventional view? thanks

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## [I can't find and download radiomics ](https://discourse.slicer.org/t/i-cant-find-and-download-radiomics/44836)

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**Author:** [@Elaine\_CHEN](https://discourse.slicer.org/u/Elaine_CHEN)\
**Replies:** 0\
**Last updated:** [October 21, 2025, 12:14pm UTC](https://discourse.slicer.org/t/i-cant-find-and-download-radiomics/44836 "2025-10-21T12:14:30Z")

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When using 3D Slicer, I couldn’t find Radiomics in the extension download section, and it was also unavailable on the relevant webpages. I am using the stable version of the 3D Slicer software. How can this situation be…

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## ['Radiomics' not found in Slicer extensions manager](https://discourse.slicer.org/t/radiomics-not-found-in-slicer-extensions-manager/13226)

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**Author:** [@Cody\_Keller](https://discourse.slicer.org/u/Cody_Keller)\
**Replies:** 4\
**Last updated:** [October 21, 2025, 12:06pm UTC](https://discourse.slicer.org/t/radiomics-not-found-in-slicer-extensions-manager/13226 "2025-10-21T12:06:15Z")

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Hello, I’ve newly downloaded the nightly-updating version of Slicer and am unable to find the Radiomics extension in the extensions manager. On the web-based archive, I found the extension for an older version of Slicer…

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## [Developer Agent for Slicer](https://discourse.slicer.org/t/developer-agent-for-slicer/44787)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 7\
**Last updated:** [October 20, 2025, 8:13pm UTC](https://discourse.slicer.org/t/developer-agent-for-slicer/44787 "2025-10-20T20:13:14Z")

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As others, I have been using LLMs to help develop functionality in the Slicer. This is typically writing code in VS, then loading it into slicer and testing it, then copy and pasting the error back to the agent to iterat…

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## [Problem with mandibular plane in bone reconstruction planner](https://discourse.slicer.org/t/problem-with-mandibular-plane-in-bone-reconstruction-planner/43511)

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**Author:** [@Marco\_Sarcinella](https://discourse.slicer.org/u/Marco_Sarcinella)\
**Replies:** 4\
**Last updated:** [October 20, 2025, 6:42pm UTC](https://discourse.slicer.org/t/problem-with-mandibular-plane-in-bone-reconstruction-planner/43511 "2025-10-20T18:42:06Z")

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Hi! I’m new in 3slicer, i had only one case of mandibulectomy in 3 d slicer the past month. Now I’have a problem when i do te positioning of mandibolar plane. Why when i set mandibular plane in correct position they cut…

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## [Workflow for FEM Simulation of Soft Tissue Deformation after Bimaxillary Surgery (using 3D Slicer + Open-Source Tools)](https://discourse.slicer.org/t/workflow-for-fem-simulation-of-soft-tissue-deformation-after-bimaxillary-surgery-using-3d-slicer-open-source-tools/44829)

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**Author:** [@tschreiner](https://discourse.slicer.org/u/tschreiner)\
**Replies:** 1\
**Last updated:** [October 20, 2025, 6:33pm UTC](https://discourse.slicer.org/t/workflow-for-fem-simulation-of-soft-tissue-deformation-after-bimaxillary-surgery-using-3d-slicer-open-source-tools/44829 "2025-10-20T18:33:33Z")

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Hi everyone, I’m working on a project to simulate soft tissue deformation resulting from a bimaxillary (orthognathic) surgery. My goal is to model the soft tissue displacement and facial profile changes based on pre- a…

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## [Cannot generate independent segments — Add always edits Segment\_1](https://discourse.slicer.org/t/cannot-generate-independent-segments-add-always-edits-segment-1/44823)

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**Author:** [@Saliha\_Akcay](https://discourse.slicer.org/u/Saliha_Akcay)\
**Replies:** 1\
**Last updated:** [October 20, 2025, 4:18pm UTC](https://discourse.slicer.org/t/cannot-generate-independent-segments-add-always-edits-segment-1/44823 "2025-10-20T16:18:52Z")

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Hello, I am working on lesion segmentation and need to extract a clean 2-mm peri-lesional bone shell for texture/fractal analysis. The problem is: when I click “Add” to create a new segment (e.g. Segment\_2), Slicer stil…

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## [Probe Volume with Model Question](https://discourse.slicer.org/t/probe-volume-with-model-question/44765)

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**Author:** [@aceegreene](https://discourse.slicer.org/u/aceegreene)\
**Replies:** 13\
**Last updated:** [October 20, 2025, 3:57pm UTC](https://discourse.slicer.org/t/probe-volume-with-model-question/44765 "2025-10-20T15:57:06Z")

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Hi everyone - I am struggling to understand what the probe volume with model module in Slicer does. When probing a model with a volume that has scalar values assigned to its entire volume, are the values ultimately seen …

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## [Grown from seeds took more than 2 hours](https://discourse.slicer.org/t/grown-from-seeds-took-more-than-2-hours/44647)

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**Author:** [@JaredAmudeo](https://discourse.slicer.org/u/JaredAmudeo)\
**Replies:** 14\
**Last updated:** [October 20, 2025, 3:17pm UTC](https://discourse.slicer.org/t/grown-from-seeds-took-more-than-2-hours/44647 "2025-10-20T15:17:10Z")

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I work with high-resolution micro-CT scans of fossils, obtained with Skyscan 1272 and 1273 micro-CTs. Since the data comes as stacks of .png images, I use the Slice Morph extension to load them. Because of the condition …

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## [We have completed the development of the instance segmentation plugin for individual teeth, and it supports batch operations](https://discourse.slicer.org/t/we-have-completed-the-development-of-the-instance-segmentation-plugin-for-individual-teeth-and-it-supports-batch-operations/42844)

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**Author:** [@zhang\_ming](https://discourse.slicer.org/u/zhang_ming)\
**Replies:** 7\
**Last updated:** [October 20, 2025, 2:21pm UTC](https://discourse.slicer.org/t/we-have-completed-the-development-of-the-instance-segmentation-plugin-for-individual-teeth-and-it-supports-batch-operations/42844 "2025-10-20T14:21:15Z")

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## [Monai Label - Start with Labeled Dataset](https://discourse.slicer.org/t/monai-label-start-with-labeled-dataset/31801)

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**Author:** [@nasibov\_98](https://discourse.slicer.org/u/nasibov_98)\
**Replies:** 2\
**Last updated:** [October 20, 2025, 8:10am UTC](https://discourse.slicer.org/t/monai-label-start-with-labeled-dataset/31801 "2025-10-20T08:10:24Z")

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Hi, I would like to use my own labeled dataset to kickstart monai label training. Background: Followed the youtube installation and scribbler tutorial, i was able to download and view “Task09\_Spleen” in 3D slicer usin…

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## [Hounsfield units measurement](https://discourse.slicer.org/t/hounsfield-units-measurement/37590)

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**Author:** [@Hernan](https://discourse.slicer.org/u/Hernan)\
**Replies:** 3\
**Last updated:** [October 19, 2025, 1:13pm UTC](https://discourse.slicer.org/t/hounsfield-units-measurement/37590 "2025-10-19T13:13:06Z")

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I’m trying to measure the mean HU in various regions of interest of proximal humerus in coronal and axial slices. I was using radiant before but thing is i’m getting huge HU variations in same patients and between them (…

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## [3D view of segmentation node is broken when loading from a file](https://discourse.slicer.org/t/3d-view-of-segmentation-node-is-broken-when-loading-from-a-file/44781)

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**Author:** [@Victor\_Wayne](https://discourse.slicer.org/u/Victor_Wayne)\
**Replies:** 3\
**Last updated:** [October 17, 2025, 6:58pm UTC](https://discourse.slicer.org/t/3d-view-of-segmentation-node-is-broken-when-loading-from-a-file/44781 "2025-10-17T18:58:24Z")

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Hello, I am facing an issue of segmentation node being broken when loading from a file. When I segment it and work with it, it is being displayed pretty accurately. But when I load it from a mrml file it has some extra …

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## [Volume calculation of open 3D facial surface models in Slicer](https://discourse.slicer.org/t/volume-calculation-of-open-3d-facial-surface-models-in-slicer/44801)

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**Author:** [@Faisal\_Alshaikh](https://discourse.slicer.org/u/Faisal_Alshaikh)\
**Replies:** 1\
**Last updated:** [October 17, 2025, 6:50pm UTC](https://discourse.slicer.org/t/volume-calculation-of-open-3d-facial-surface-models-in-slicer/44801 "2025-10-17T18:50:08Z")

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Hi, is there any module in 3D Slicer that can calculate the volume of 3D facial surface models (for example .obj files from the Vectra H2 system)? These models are not closed surfaces — for example, they are open at th…

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## [Immunotherapy for GBM cover image](https://discourse.slicer.org/t/immunotherapy-for-gbm-cover-image/44799)

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**Author:** [@pieper](https://discourse.slicer.org/u/pieper)\
**Replies:** 0\
**Last updated:** [October 17, 2025, 12:58pm UTC](https://discourse.slicer.org/t/immunotherapy-for-gbm-cover-image/44799 "2025-10-17T12:58:36Z")

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Hats off to Alex Ling, Nino Chiocca, Nathalie Agar, and the team at Brigham and Women’s neurosurgery for their excellent work and stunning cover image. Alex provided the explanation below about how he used Slicer to mak…

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## [Segmentation DICOM export](https://discourse.slicer.org/t/segmentation-dicom-export/44788)

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**Author:** [@CSalt](https://discourse.slicer.org/u/CSalt)\
**Replies:** 1\
**Last updated:** [October 17, 2025, 8:01am UTC](https://discourse.slicer.org/t/segmentation-dicom-export/44788 "2025-10-17T08:01:19Z")

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I am working in slicer 5.9.0 (though I have also used 5.8.0) and I am trying to export PET Segmentations to DICOM. I did not have luck using CLI to export segmentations or the PET labelmap. I have the SlicerRT extension,…

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## [Trame-Slicer and SlicerLib wheel](https://discourse.slicer.org/t/trame-slicer-and-slicerlib-wheel/41388)

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**Author:** [@park](https://discourse.slicer.org/u/park)\
**Replies:** 3\
**Last updated:** [October 17, 2025, 5:17am UTC](https://discourse.slicer.org/t/trame-slicer-and-slicerlib-wheel/41388 "2025-10-17T05:17:56Z")

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Hi all, As seen in the LinkedIn and Project Week slider, Trame-Slicer and SlicerLib wheel appear to be remarkable advancements!! Our team is very eager to test this as soon as possible, ideally within a day. We noticed…

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## [Are there any extensions for filling large holes on surface models for conversion to segments?](https://discourse.slicer.org/t/are-there-any-extensions-for-filling-large-holes-on-surface-models-for-conversion-to-segments/44008)

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**Author:** [@ZackA](https://discourse.slicer.org/u/ZackA)\
**Replies:** 4\
**Last updated:** [October 16, 2025, 7:23pm UTC](https://discourse.slicer.org/t/are-there-any-extensions-for-filling-large-holes-on-surface-models-for-conversion-to-segments/44008 "2025-10-16T19:23:20Z")

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Hello, I am attempting to compare some laser scans I took of bone samples to manual segmentations from MRI scans for my research. The scans are stl files and contain holes in the surface shell due to limitations of the …

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## [Dynamic Modeler Subdivision tool new mode](https://discourse.slicer.org/t/dynamic-modeler-subdivision-tool-new-mode/44692)

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**Author:** [@mau\_igna\_06](https://discourse.slicer.org/u/mau_igna_06)\
**Replies:** 12\
**Last updated:** [October 16, 2025, 7:08pm UTC](https://discourse.slicer.org/t/dynamic-modeler-subdivision-tool-new-mode/44692 "2025-10-16T19:08:03Z")

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Hi, I could create a incenter subdivision algorithm. It creates 3 triangles per each one on the input data, each one of those triangles will include the incenter point and one side of the original triangle. If someone t…

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## [Applying semi-landmarks obtained with PseudoLMGenerator to other models](https://discourse.slicer.org/t/applying-semi-landmarks-obtained-with-pseudolmgenerator-to-other-models/44783)

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**Author:** [@BerfinSuYlcnts](https://discourse.slicer.org/u/BerfinSuYlcnts)\
**Replies:** 1\
**Last updated:** [October 16, 2025, 3:24pm UTC](https://discourse.slicer.org/t/applying-semi-landmarks-obtained-with-pseudolmgenerator-to-other-models/44783 "2025-10-16T15:24:42Z")

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Hello, I successfully completed the semi-landmark acquisition process on a sample model using the PseudoLMGenerator plugin. However, I only performed it for one sample. Now, I want to apply the same number and equally …

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## [Volume Calculation From Non-Volumetric Scans](https://discourse.slicer.org/t/volume-calculation-from-non-volumetric-scans/44782)

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**Author:** [@erencan](https://discourse.slicer.org/u/erencan)\
**Replies:** 3\
**Last updated:** [October 16, 2025, 2:33pm UTC](https://discourse.slicer.org/t/volume-calculation-from-non-volumetric-scans/44782 "2025-10-16T14:33:54Z")

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Hello, I’m a newbie to the community. I wanted to ask if trying to calculate pituitary adenoma volumes from routine scans that are not volumetric is feasible. Does slicer take slice gaps and thickness and other parameter…

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## [DentalSegmentator does not complete on Slicer 5.7.0](https://discourse.slicer.org/t/dentalsegmentator-does-not-complete-on-slicer-5-7-0/40793)

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**Author:** [@dr\_drcadcam](https://discourse.slicer.org/u/dr_drcadcam)\
**Replies:** 4\
**Last updated:** [October 16, 2025, 12:33pm UTC](https://discourse.slicer.org/t/dentalsegmentator-does-not-complete-on-slicer-5-7-0/40793 "2025-10-16T12:33:15Z")

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Problem report for Slicer 5.7.0-2024-12-16 win-amd64: \[please describe expected and actual behavior\] \[DEBUG\]\[Qt\] 18.12.2024 10:51:23 (unknown:0) - Session start time …: 20241218\_105123 \[DEBUG\]\[Qt\] 18.12.2024 10:51:23 …

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## [segLg = slicer.modules.segmentations.logic() AttributeError: module 'modules' has no attribute 'segmentations'](https://discourse.slicer.org/t/seglg-slicer-modules-segmentations-logic-attributeerror-module-modules-has-no-attribute-segmentations/44660)

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**Author:** [@jumbojing](https://discourse.slicer.org/u/jumbojing)\
**Replies:** 16\
**Last updated:** [October 16, 2025, 12:15pm UTC](https://discourse.slicer.org/t/seglg-slicer-modules-segmentations-logic-attributeerror-module-modules-has-no-attribute-segmentations/44660 "2025-10-16T12:15:13Z")

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Are the modules not fully imported? What’s wrong in py? segLg = slicer.modules.segmentations.logic() AttributeError: module ‘modules’ has no attribute ‘segmentations’ print(dir(slicer.modules)) \[‘AddManyMarkupsFid…

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## [How to find the volume of a segmentation node whose master representation is closed surface representation](https://discourse.slicer.org/t/how-to-find-the-volume-of-a-segmentation-node-whose-master-representation-is-closed-surface-representation/44738)

<div class="topic-metadata">

**Author:** [@Victor\_Wayne](https://discourse.slicer.org/u/Victor_Wayne)\
**Replies:** 2\
**Last updated:** [October 16, 2025, 9:00am UTC](https://discourse.slicer.org/t/how-to-find-the-volume-of-a-segmentation-node-whose-master-representation-is-closed-surface-representation/44738 "2025-10-16T09:00:03Z")

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Hello, I want to find the volume of a segmentation node with closed surface representation. How can I do that using segment statistics module? I have found an example in script repository but I think it is only applicab…

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## [How to stitch together two sets of CT slices to make one file](https://discourse.slicer.org/t/how-to-stitch-together-two-sets-of-ct-slices-to-make-one-file/1197)

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**Author:** [@Noemi\_Perez](https://discourse.slicer.org/u/Noemi_Perez)\
**Replies:** 16\
**Last updated:** [October 16, 2025, 1:36am UTC](https://discourse.slicer.org/t/how-to-stitch-together-two-sets-of-ct-slices-to-make-one-file/1197 "2025-10-16T01:36:13Z")

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Operating system: Mac OS X 10.10 Slicer version: 4.6.2 Expected behavior: I import a folder with 421 DICOM slices that should show all of the cranium and mandible of an individual Actual behavior: The program says tha…

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## [Clear Aligner Planning Module](https://discourse.slicer.org/t/clear-aligner-planning-module/41321)

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**Author:** [@manjula](https://discourse.slicer.org/u/manjula)\
**Replies:** 8\
**Last updated:** [October 16, 2025, 1:18am UTC](https://discourse.slicer.org/t/clear-aligner-planning-module/41321 "2025-10-16T01:18:16Z")

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Dear all, We are planning to develop an open-source module for designing clear aligners for 3D Slicer. Our aim is to create a tool that allows dental professionals to design clear aligners for both thermoforming and dir…

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