# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=141

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

**Page:** 142

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## [Problem with General Registration (Elastix)](https://discourse.slicer.org/t/problem-with-general-registration-elastix/31603)

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**Author:** [@xiangchaodong1](https://discourse.slicer.org/u/xiangchaodong1)\
**Replies:** 4\
**Last updated:** [September 9, 2023, 1:58am UTC](https://discourse.slicer.org/t/problem-with-general-registration-elastix/31603 "2023-09-09T01:58:28Z")

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For example, when I want to use this tool for registration, there is an error. I have tried many cases and the data are the same. Could someone please help me solve it? The error code is as follows: \`Traceback (most rec…

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## [Custom visualization behavior on clicking "eye" icon](https://discourse.slicer.org/t/custom-visualization-behavior-on-clicking-eye-icon/31620)

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**Author:** [@pfrwilson](https://discourse.slicer.org/u/pfrwilson)\
**Replies:** 2\
**Last updated:** [September 8, 2023, 9:13pm UTC](https://discourse.slicer.org/t/custom-visualization-behavior-on-clicking-eye-icon/31620 "2023-09-08T21:13:09Z")

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Hi Community, My use case involves loading and visualizing tracked ultrasound sequences. I have been using the volume reslice driver to set up visualization, and have implemented a function which successfully sets up th…

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## [Proxy Node Attributes lost after scene load](https://discourse.slicer.org/t/proxy-node-attributes-lost-after-scene-load/31607)

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**Author:** [@pfrwilson](https://discourse.slicer.org/u/pfrwilson)\
**Replies:** 2\
**Last updated:** [September 8, 2023, 5:30pm UTC](https://discourse.slicer.org/t/proxy-node-attributes-lost-after-scene-load/31607 "2023-09-08T17:30:34Z")

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I have created a sequence, sequence browser and proxy volume node. I gave the proxy volume node a whole bunch of attributes. However, after reloading the scene, the only attribute that is reloaded into the node is the Se…

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## [Plotting MRI intensity histogram from a segmentation](https://discourse.slicer.org/t/plotting-mri-intensity-histogram-from-a-segmentation/31618)

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**Author:** [@SHADI](https://discourse.slicer.org/u/SHADI)\
**Replies:** 1\
**Last updated:** [September 8, 2023, 4:52pm UTC](https://discourse.slicer.org/t/plotting-mri-intensity-histogram-from-a-segmentation/31618 "2023-09-08T16:52:08Z")

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Operating system: Windows 10 Slicer version:5.4 Expected behavior how can I plot an intensity histogram using 3Dslicer?

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## [Load scene into Slicer](https://discourse.slicer.org/t/load-scene-into-slicer/31566)

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**Author:** [@Kening\_Zhang](https://discourse.slicer.org/u/Kening_Zhang)\
**Replies:** 9\
**Last updated:** [September 8, 2023, 2:51pm UTC](https://discourse.slicer.org/t/load-scene-into-slicer/31566 "2023-09-08T14:51:48Z")

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Dear developers, As can be seen in the code, I try to load a scene in Slicer, but errors happened, it says: and I tried to load it just dragging the file into Slicer, error shows: It seems a vtp file has error…

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## [Combining different files of DICOM images into one file to do a segmentation](https://discourse.slicer.org/t/combining-different-files-of-dicom-images-into-one-file-to-do-a-segmentation/31614)

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**Author:** [@darsh](https://discourse.slicer.org/u/darsh)\
**Replies:** 1\
**Last updated:** [September 8, 2023, 1:29pm UTC](https://discourse.slicer.org/t/combining-different-files-of-dicom-images-into-one-file-to-do-a-segmentation/31614 "2023-09-08T13:29:21Z")

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OS: Windows 10 Slicer Version: 5.4.0 Hi y’all! I’m trying to start a segmentation of the pulmonary arteries using MR images. I was able to load my dcm files into Slicer, but I can’t segment them since the files are se…

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## [Segmenting a bottle in a CT scan is slow](https://discourse.slicer.org/t/segmenting-a-bottle-in-a-ct-scan-is-slow/30128)

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**Author:** [@Raha\_Sep](https://discourse.slicer.org/u/Raha_Sep)\
**Replies:** 4\
**Last updated:** [June 20, 2023, 4:23pm UTC](https://discourse.slicer.org/t/segmenting-a-bottle-in-a-ct-scan-is-slow/30128 "2023-06-20T16:23:15Z")

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Hello, I would like to segment a bottle geometry from the DICOM file and save it as a vtk file. I started with “Segment Editor” and “Crop Volume” but the 3D slicer works super slow. Can you please help me to find the be…

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## [LUNGMASK in Lung CT segmenter EOF error](https://discourse.slicer.org/t/lungmask-in-lung-ct-segmenter-eof-error/31605)

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**Author:** [@BM167](https://discourse.slicer.org/u/BM167)\
**Replies:** 2\
**Last updated:** [September 8, 2023, 6:42am UTC](https://discourse.slicer.org/t/lungmask-in-lung-ct-segmenter-eof-error/31605 "2023-09-08T06:42:12Z")

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Lung CT segmenter I am trying to segment lung CT into lobes (Using lung mask LTRC lobes\_231). Using slicer 5.4.0. No matter how many times I reloaded lungmask file, there still seems to be a problem with a corruption o…

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## [CARDIAC module: echo Volume Render Bug](https://discourse.slicer.org/t/cardiac-module-echo-volume-render-bug/31399)

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**Author:** [@mvergnat](https://discourse.slicer.org/u/mvergnat)\
**Replies:** 7\
**Last updated:** [September 8, 2023, 6:42am UTC](https://discourse.slicer.org/t/cardiac-module-echo-volume-render-bug/31399 "2023-09-08T06:42:54Z")

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Operating system: windows Slicer version: 5.2.2 hello to everybody, hello Dr Lasso! I am still Slicer beginner but I try to improve my self… Now my current problem is that echo Volume Render does not function anymore …

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## [Fading out segments in animation with SlicerMorph](https://discourse.slicer.org/t/fading-out-segments-in-animation-with-slicermorph/31539)

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**Author:** [@div1708](https://discourse.slicer.org/u/div1708)\
**Replies:** 1\
**Last updated:** [September 8, 2023, 4:33am UTC](https://discourse.slicer.org/t/fading-out-segments-in-animation-with-slicermorph/31539 "2023-09-08T04:33:45Z")

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Hi all, I am using the Animator utility in SlicerMorph, essentially hoping to recreate this video (I.e animation begins with all segments visible, some segments fade out during the animation to leave deeper segments vi…

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## [Create a model/mesh in python from array of vertices and triangles?](https://discourse.slicer.org/t/create-a-model-mesh-in-python-from-array-of-vertices-and-triangles/5541)

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**Author:** [@stephan](https://discourse.slicer.org/u/stephan)\
**Replies:** 2\
**Last updated:** [September 8, 2023, 3:43am UTC](https://discourse.slicer.org/t/create-a-model-mesh-in-python-from-array-of-vertices-and-triangles/5541 "2023-09-08T03:43:45Z")

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Hi, I am trying to create a model in python. The model data, i.e. the raw vertices, vertex normals and triangles, will come from reading a non-standard file format in this extension. (Background: The extension will even…

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## [How to import 3D Structured Data into 3D Slicer?](https://discourse.slicer.org/t/how-to-import-3d-structured-data-into-3d-slicer/31558)

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**Author:** [@iwangwangwang](https://discourse.slicer.org/u/iwangwangwang)\
**Replies:** 9\
**Last updated:** [September 8, 2023, 3:17am UTC](https://discourse.slicer.org/t/how-to-import-3d-structured-data-into-3d-slicer/31558 "2023-09-08T03:17:10Z")

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How to import 3D Structured Data File into 3D Slicer ? such as .xyz/.csv/.grd/.p3d etc.

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## [Convert model to segmentation node](https://discourse.slicer.org/t/convert-model-to-segmentation-node/31545)

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**Author:** [@hyncik](https://discourse.slicer.org/u/hyncik)\
**Replies:** 8\
**Last updated:** [September 8, 2023, 12:41am UTC](https://discourse.slicer.org/t/convert-model-to-segmentation-node/31545 "2023-09-08T00:41:05Z")

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Hi, I have a labeled surface model of a pelvic floor (47 labels in a single file, but labels separated): If I make a segmentation, all segmented labels have the same color: The same output appear by reading VTK or…

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## [Import dcm file and nrrd segmentation file in 3D slicer](https://discourse.slicer.org/t/import-dcm-file-and-nrrd-segmentation-file-in-3d-slicer/31565)

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**Author:** [@Liang\_Ma](https://discourse.slicer.org/u/Liang_Ma)\
**Replies:** 3\
**Last updated:** [September 7, 2023, 5:27pm UTC](https://discourse.slicer.org/t/import-dcm-file-and-nrrd-segmentation-file-in-3d-slicer/31565 "2023-09-07T17:27:20Z")

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Hello, I have a dataset downloaded from TCIA. Here for one patient id I have two folders: The 1st named segmentation folder contains one dcm file and one nrrd file – which I suppose is the segmentation file. The 2nd…

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## [Detect when a markup node's visibility changes](https://discourse.slicer.org/t/detect-when-a-markup-nodes-visibility-changes/31580)

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**Author:** [@bruce](https://discourse.slicer.org/u/bruce)\
**Replies:** 3\
**Last updated:** [September 7, 2023, 11:15am UTC](https://discourse.slicer.org/t/detect-when-a-markup-nodes-visibility-changes/31580 "2023-09-07T11:15:16Z")

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I have a Python loadable scriptable module that creates a custom workflow. The module contains tables of nodes (such as MarkupsROINodes and MarkupsLineNodes) and provides a checkbox for the user to change their visibilii…

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## [Exclude pleural effusion from CT lung segmentation (CT lung analyzer)](https://discourse.slicer.org/t/exclude-pleural-effusion-from-ct-lung-segmentation-ct-lung-analyzer/30506)

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**Author:** [@mikiN](https://discourse.slicer.org/u/mikiN)\
**Replies:** 4\
**Last updated:** [September 6, 2023, 1:29pm UTC](https://discourse.slicer.org/t/exclude-pleural-effusion-from-ct-lung-segmentation-ct-lung-analyzer/30506 "2023-09-06T13:29:19Z")

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Ask a question about lung segmentation. I am performing segmentation for chest CT using lungmask, but inevitably pleural effusion is also segmented together. I am now erasing the pleural fluid with an eraser for each th…

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## [Slice intersection lines are "refracted"](https://discourse.slicer.org/t/slice-intersection-lines-are-refracted/31590)

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**Author:** [@moraleda](https://discourse.slicer.org/u/moraleda)\
**Replies:** 0\
**Last updated:** [September 6, 2023, 11:12am UTC](https://discourse.slicer.org/t/slice-intersection-lines-are-refracted/31590 "2023-09-06T11:12:47Z")

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Hi there, I am recalculating the slice views to see a line in two parallel and one perpendicular view. In the perpendicular view, there is a weird bug that the slice intersections are broken or refracted (see the screen…

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## [About multi-planar reconstruction reslicing to untag 3 axis](https://discourse.slicer.org/t/about-multi-planar-reconstruction-reslicing-to-untag-3-axis/31456)

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**Author:** [@Pinyu\_Huang](https://discourse.slicer.org/u/Pinyu_Huang)\
**Replies:** 7\
**Last updated:** [September 5, 2023, 10:10pm UTC](https://discourse.slicer.org/t/about-multi-planar-reconstruction-reslicing-to-untag-3-axis/31456 "2023-09-05T22:10:40Z")

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Hi there, multi-planar reconstruction view is activated with that click, but each axis are tagged as orthogonal, how can I canceled the binding with only move one axis each time? Thanks a lot.

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## [Artifact when Visualizing the Membranous Labyrinth](https://discourse.slicer.org/t/artifact-when-visualizing-the-membranous-labyrinth/31575)

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**Author:** [@Ismael\_Aran](https://discourse.slicer.org/u/Ismael_Aran)\
**Replies:** 2\
**Last updated:** [September 5, 2023, 5:56pm UTC](https://discourse.slicer.org/t/artifact-when-visualizing-the-membranous-labyrinth/31575 "2023-09-05T17:56:53Z")

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Hi everyone! I am working with micro-CT scans of human bony labyrinths, and I have come across these white lines inside (attached in the color picture). I’m unsure if these lines represent the membranous labyrinth, which…

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## [Option for Single-File DICOM Drag-and-Drop Import](https://discourse.slicer.org/t/option-for-single-file-dicom-drag-and-drop-import/31567)

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**Author:** [@alireza](https://discourse.slicer.org/u/alireza)\
**Replies:** 1\
**Last updated:** [September 5, 2023, 5:04pm UTC](https://discourse.slicer.org/t/option-for-single-file-dicom-drag-and-drop-import/31567 "2023-09-05T17:04:14Z")

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The current behavior in 3D Slicer for loading DICOM files have changed and automatically indexes all the DICOM files present in the same folder as the dragged DICOM file. This causes inconvenience in scenarios where a us…

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## [Extra planes in 5.4.0 in Segment Editor](https://discourse.slicer.org/t/extra-planes-in-5-4-0-in-segment-editor/31423)

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**Author:** [@tsehrhardt](https://discourse.slicer.org/u/tsehrhardt)\
**Replies:** 8\
**Last updated:** [September 5, 2023, 4:53pm UTC](https://discourse.slicer.org/t/extra-planes-in-5-4-0-in-segment-editor/31423 "2023-09-05T16:53:21Z")

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I just upgraded to 5.4.0 and this is the second scene where extra planes are showing up in my scene. I couldn’t replicate it yesterday, but today I opened a scene that I haven’t worked on in a few months, enabled 3D view…

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## [DSA 3D reconstruction](https://discourse.slicer.org/t/dsa-3d-reconstruction/31549)

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**Author:** [@Murillo\_Cunegatto\_Br](https://discourse.slicer.org/u/Murillo_Cunegatto_Br)\
**Replies:** 2\
**Last updated:** [September 5, 2023, 4:31pm UTC](https://discourse.slicer.org/t/dsa-3d-reconstruction/31549 "2023-09-05T16:31:59Z")

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Hi I wonder how to reconstruct a rotational cerebral angiography run to 3D with Slicer. The DICOM file contains 120 frames but loads in Slicer in the same position. I tried to transform each frame position but did not s…

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## [Using ALPACA in 3DSilcer with data segmented in MeshLab](https://discourse.slicer.org/t/using-alpaca-in-3dsilcer-with-data-segmented-in-meshlab/31573)

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**Author:** [@Leticjaf](https://discourse.slicer.org/u/Leticjaf)\
**Replies:** 1\
**Last updated:** [September 5, 2023, 4:17pm UTC](https://discourse.slicer.org/t/using-alpaca-in-3dsilcer-with-data-segmented-in-meshlab/31573 "2023-09-05T16:17:47Z")

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Hello Everyone, I’m running into some trouble auto landmarking in 3DSilcer. I am trying to auto landmark the cleithrum of cichlids, and all the models that I am uploading into Slicer I have first segmented in Meshlab (I…

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## [DICOM drag and drop loads all the dicoms in the same folder instead of just the dragged one](https://discourse.slicer.org/t/dicom-drag-and-drop-loads-all-the-dicoms-in-the-same-folder-instead-of-just-the-dragged-one/31437)

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**Author:** [@alireza](https://discourse.slicer.org/u/alireza)\
**Replies:** 5\
**Last updated:** [September 5, 2023, 2:58pm UTC](https://discourse.slicer.org/t/dicom-drag-and-drop-loads-all-the-dicoms-in-the-same-folder-instead-of-just-the-dragged-one/31437 "2023-09-05T14:58:52Z")

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Not sure what I have done, or where have I clicked that has changed the behaviour. But, right now if I drag and drop a single DICOM file from a folder that consists other studies/series, slicer would load them all. Inste…

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## [Monailabel and radiology/segmentation delete particular training / model](https://discourse.slicer.org/t/monailabel-and-radiology-segmentation-delete-particular-training-model/31518)

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**Author:** [@Ylim](https://discourse.slicer.org/u/Ylim)\
**Replies:** 3\
**Last updated:** [September 4, 2023, 11:21pm UTC](https://discourse.slicer.org/t/monailabel-and-radiology-segmentation-delete-particular-training-model/31518 "2023-09-04T23:21:40Z")

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Sorry if I am asking a trivial question, is there any way of either deleting a prediction model OR delete 1 training data? in the process of training? My command - !monailabel start\_server --app apps/radiology --studie…

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## [ADC histogram of segmented brain lesion](https://discourse.slicer.org/t/adc-histogram-of-segmented-brain-lesion/22095)

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**Author:** [@dszimatore](https://discourse.slicer.org/u/dszimatore)\
**Replies:** 14\
**Last updated:** [September 4, 2023, 8:27pm UTC](https://discourse.slicer.org/t/adc-histogram-of-segmented-brain-lesion/22095 "2023-09-04T20:27:31Z")

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Good evening! Could you suggest me the easiest way to calculate the ADC histogram of a segmented brain lesion? I am able to segment a lesion and have its volume but still I don’t find the way to have ADC values. Thanks

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## [Interpolate volumetric mesh from deformation vector field image volume](https://discourse.slicer.org/t/interpolate-volumetric-mesh-from-deformation-vector-field-image-volume/31503)

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**Author:** [@suranga](https://discourse.slicer.org/u/suranga)\
**Replies:** 2\
**Last updated:** [September 4, 2023, 5:38pm UTC](https://discourse.slicer.org/t/interpolate-volumetric-mesh-from-deformation-vector-field-image-volume/31503 "2023-09-04T17:38:07Z")

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Hi, I have created a deformed 3D-CT version and corresponding deformation vector field (DVF) volume of a given nifti image volume (reference image 3D-CT volume) using another tool. I then extracted the liver mesh from t…

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## [Add series in subject hierarchy tree with identical study instance UID and series description (for example anonymized and not anonymized)](https://discourse.slicer.org/t/add-series-in-subject-hierarchy-tree-with-identical-study-instance-uid-and-series-description-for-example-anonymized-and-not-anonymized/31544)

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**Author:** [@CertisPoette](https://discourse.slicer.org/u/CertisPoette)\
**Replies:** 2\
**Last updated:** [September 4, 2023, 3:25pm UTC](https://discourse.slicer.org/t/add-series-in-subject-hierarchy-tree-with-identical-study-instance-uid-and-series-description-for-example-anonymized-and-not-anonymized/31544 "2023-09-04T15:25:08Z")

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Dear All, We are currently working on managing patient information in Slicer. A test have been made where we load series with identical instance UID and series description but with a different patient name (anonymized d…

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## [Dual monitor not synchronize](https://discourse.slicer.org/t/dual-monitor-not-synchronize/31438)

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**Author:** [@Eserval](https://discourse.slicer.org/u/Eserval)\
**Replies:** 2\
**Last updated:** [September 4, 2023, 11:26am UTC](https://discourse.slicer.org/t/dual-monitor-not-synchronize/31438 "2023-09-04T11:26:37Z")

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Hello, I’m trying to use the dual monitor as a second identical screen, but it doesn’t sync the images. They function as separate images.

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## [Orthodontic analysis exporting report issue](https://discourse.slicer.org/t/orthodontic-analysis-exporting-report-issue/31542)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 0\
**Last updated:** [September 4, 2023, 10:21am UTC](https://discourse.slicer.org/t/orthodontic-analysis-exporting-report-issue/31542 "2023-09-04T10:21:48Z")

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orthodontic analysis exporting report issue, when I select a folder it needs further selection, and only when I choose a random file does it accept the selection. then, of course, export will fail. if the folder is emp…

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