# Feature requests

**URL:** https://discourse.slicer.org/c/support/feature-requests/9.md?page=5

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

**Page:** 6

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## [Lobes of the brain segmentation from MRI images (T1)](https://discourse.slicer.org/t/lobes-of-the-brain-segmentation-from-mri-images-t1/25337)

<div class="topic-metadata">

**Author:** [@agatte](https://discourse.slicer.org/u/agatte)\
**Replies:** 3\
**Last updated:** [December 29, 2023, 4:37am UTC](https://discourse.slicer.org/t/lobes-of-the-brain-segmentation-from-mri-images-t1/25337 "2023-12-29T04:37:01Z")

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Hello, I would like to ask you if there is something any tool or module extension to segment lobes of the brain from MRI ?

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## [How do you change the slice thickness and add it to a module panel?](https://discourse.slicer.org/t/how-do-you-change-the-slice-thickness-and-add-it-to-a-module-panel/33522)

<div class="topic-metadata">

**Author:** [@ddii](https://discourse.slicer.org/u/ddii)\
**Replies:** 0\
**Last updated:** [December 26, 2023, 12:23am UTC](https://discourse.slicer.org/t/how-do-you-change-the-slice-thickness-and-add-it-to-a-module-panel/33522 "2023-12-26T00:23:19Z")

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How do you change the slice thickness and add it to a module panel? Thanks!

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## [How do you add \[Volume Rendering function\] to the custom module panel?](https://discourse.slicer.org/t/how-do-you-add-volume-rendering-function-to-the-custom-module-panel/33521)

<div class="topic-metadata">

**Author:** [@ddii](https://discourse.slicer.org/u/ddii)\
**Replies:** 0\
**Last updated:** [December 26, 2023, 12:11am UTC](https://discourse.slicer.org/t/how-do-you-add-volume-rendering-function-to-the-custom-module-panel/33521 "2023-12-26T00:11:36Z")

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Is there any way to add volume rendering function into custom module panel? Also wanted to add \[Volume rendering ROI\] with the interaction handle enable (all translation, rotation and scaling enables) to the module p…

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## [Determine the volume of segmented region . Data is in .nii.gz format](https://discourse.slicer.org/t/determine-the-volume-of-segmented-region-data-is-in-nii-gz-format/33418)

<div class="topic-metadata">

**Author:** [@DivyaB\_9569](https://discourse.slicer.org/u/DivyaB_9569)\
**Replies:** 1\
**Last updated:** [December 17, 2023, 5:03am UTC](https://discourse.slicer.org/t/determine-the-volume-of-segmented-region-data-is-in-nii-gz-format/33418 "2023-12-17T05:03:12Z")

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How to determine the volume of segmented region? If data is in .nii.gz format.

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## [Square/Cube Paint Brush](https://discourse.slicer.org/t/square-cube-paint-brush/33372)

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**Author:** [@lena\_b](https://discourse.slicer.org/u/lena_b)\
**Replies:** 4\
**Last updated:** [December 13, 2023, 10:31pm UTC](https://discourse.slicer.org/t/square-cube-paint-brush/33372 "2023-12-13T22:31:57Z")

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Hi, I am wondering if anyone has been able to implement a square/cube brush for “Paint” in “Segmentation Editor”. Thanks.

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## [Segmentation / corner detection of grid intersection points in 3D image](https://discourse.slicer.org/t/segmentation-corner-detection-of-grid-intersection-points-in-3d-image/33361)

<div class="topic-metadata">

**Author:** [@G\_Tom](https://discourse.slicer.org/u/G_Tom)\
**Replies:** 5\
**Last updated:** [December 12, 2023, 10:35pm UTC](https://discourse.slicer.org/t/segmentation-corner-detection-of-grid-intersection-points-in-3d-image/33361 "2023-12-12T22:35:27Z")

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Hello, I have a 3D volume of a grid. I would like to detect the intersection points. I know if it was a 2D image, I can run Corner Detection algorithm. however, in 3D what will be the equivalent, best approach ? the v…

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## [Make viewers dockable and possible to rearrange](https://discourse.slicer.org/t/make-viewers-dockable-and-possible-to-rearrange/32934)

<div class="topic-metadata">

**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 5\
**Last updated:** [November 27, 2023, 9:07pm UTC](https://discourse.slicer.org/t/make-viewers-dockable-and-possible-to-rearrange/32934 "2023-11-27T21:07:47Z")

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I occasionally find myself wishing to rearrange the size of the viewer windows independently from each other. Of course this is doable by creating custom layouts and registering with Slicer, and makes sense if someone kn…

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## [Save 3D Reconstruction](https://discourse.slicer.org/t/save-3d-reconstruction/32929)

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**Author:** [@FelixP](https://discourse.slicer.org/u/FelixP)\
**Replies:** 1\
**Last updated:** [November 21, 2023, 3:13pm UTC](https://discourse.slicer.org/t/save-3d-reconstruction/32929 "2023-11-21T15:13:59Z")

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Hey, I would appreciate, if someone could tell me how I can save my 3D Reconstruction on my Mac, so that I can later open it again and edit/measure it again? Because I first want to reconstruct my bones structure of my…

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## [Tool bar options](https://discourse.slicer.org/t/tool-bar-options/32619)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 3\
**Last updated:** [November 6, 2023, 4:55pm UTC](https://discourse.slicer.org/t/tool-bar-options/32619 "2023-11-06T16:55:30Z")

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it would be great if the toolbar could be customizable for the volume rendering module and segmentation module similar to the markup module. would save a lot of back and forth.

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## [3D registration of 3D microscopy images](https://discourse.slicer.org/t/3d-registration-of-3d-microscopy-images/32204)

<div class="topic-metadata">

**Author:** [@ylcnkzy](https://discourse.slicer.org/u/ylcnkzy)\
**Replies:** 3\
**Last updated:** [November 5, 2023, 6:13pm UTC](https://discourse.slicer.org/t/3d-registration-of-3d-microscopy-images/32204 "2023-11-05T18:13:46Z")

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Greetings Everyone, In our lab, we have developed a methodology that allows us to stain the same sample for different biological targets at different time points, and enable us to visualize the same sample again and aga…

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## [Add orientation labels (A, P, S, I, R, L) to 2D slice views](https://discourse.slicer.org/t/add-orientation-labels-a-p-s-i-r-l-to-2d-slice-views/31655)

<div class="topic-metadata">

**Author:** [@moraleda](https://discourse.slicer.org/u/moraleda)\
**Replies:** 7\
**Last updated:** [November 2, 2023, 3:40pm UTC](https://discourse.slicer.org/t/add-orientation-labels-a-p-s-i-r-l-to-2d-slice-views/31655 "2023-11-02T15:40:29Z")

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Hello everyone, I was wondering whether there is a nice way to add the orientation labels into the 2D slice view. In the 3D view, we see these labels (A, P, S, I, R, L) but in the 2D views, we can only use the little m…

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## [User-friendlyness](https://discourse.slicer.org/t/user-friendlyness/32334)

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**Author:** [@Melodicpinpon](https://discourse.slicer.org/u/Melodicpinpon)\
**Replies:** 2\
**Last updated:** [October 20, 2023, 7:15pm UTC](https://discourse.slicer.org/t/user-friendlyness/32334 "2023-10-20T19:15:40Z")

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These are positive propositions aiming to make the software more intuitive: 1-Keeping the outliner visible in every module and allowing to do operations on the chosen volume/model/etc 2-Displaying only the values that …

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## [What is the best way to segment bone?](https://discourse.slicer.org/t/what-is-the-best-way-to-segment-bone/32035)

<div class="topic-metadata">

**Author:** [@zariliusra](https://discourse.slicer.org/u/zariliusra)\
**Replies:** 0\
**Last updated:** [October 4, 2023, 5:02pm UTC](https://discourse.slicer.org/t/what-is-the-best-way-to-segment-bone/32035 "2023-10-04T17:02:16Z")

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Hi, I’m trying to segmented around 30 tibial bone CT scan. What is the best way to do it? By using threshold segmentation, seed and grow, or using TotalSegmentator?

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## [Center of rotation](https://discourse.slicer.org/t/center-of-rotation/31984)

<div class="topic-metadata">

**Author:** [@ortho3d](https://discourse.slicer.org/u/ortho3d)\
**Replies:** 1\
**Last updated:** [October 2, 2023, 2:54am UTC](https://discourse.slicer.org/t/center-of-rotation/31984 "2023-10-02T02:54:45Z")

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Is it possible to choose a different center of rotation for a model (in transformation app) thanks

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## [Change default location for screenshots](https://discourse.slicer.org/t/change-default-location-for-screenshots/31805)

<div class="topic-metadata">

**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 2\
**Last updated:** [September 21, 2023, 8:18pm UTC](https://discourse.slicer.org/t/change-default-location-for-screenshots/31805 "2023-09-21T20:18:26Z")

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I wish it is possible to select the location of the screenshot instead of the default parent folder and change the default location for screenshots. at least if I change it, it stays as changed but unfortunately, I hav…

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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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## [Extension to execute python function](https://discourse.slicer.org/t/extension-to-execute-python-function/31478)

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**Author:** [@Deep\_Learning](https://discourse.slicer.org/u/Deep_Learning)\
**Replies:** 1\
**Last updated:** [August 31, 2023, 3:44pm UTC](https://discourse.slicer.org/t/extension-to-execute-python-function/31478 "2023-08-31T15:44:12Z")

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Is there a simple extension available to execute python code. Would be a great way to customize 3DSlicer and allow execution of custom code with a button. I find my self using code such as this and it would be great to…

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## [Import VDB File into 3D Slicer](https://discourse.slicer.org/t/import-vdb-file-into-3d-slicer/30823)

<div class="topic-metadata">

**Author:** [@domdow](https://discourse.slicer.org/u/domdow)\
**Replies:** 7\
**Last updated:** [August 29, 2023, 1:37pm UTC](https://discourse.slicer.org/t/import-vdb-file-into-3d-slicer/30823 "2023-08-29T13:37:27Z")

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Hello, I am looking to import a .VDB file into 3D Slicer. When I try importing I receive a error notification: " Error occurred while loading the selected files. Click ‘Show details’ button and check the application lo…

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## [Extension search difficulties](https://discourse.slicer.org/t/extension-search-difficulties/31264)

<div class="topic-metadata">

**Author:** [@alireza](https://discourse.slicer.org/u/alireza)\
**Replies:** 1\
**Last updated:** [August 21, 2023, 4:21pm UTC](https://discourse.slicer.org/t/extension-search-difficulties/31264 "2023-08-21T16:21:23Z")

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seems like the extensions search cannot handle queries unless they match 100% with the name of the etension

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## [ALPACA - TPS Transform Matrix](https://discourse.slicer.org/t/alpaca-tps-transform-matrix/31175)

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**Author:** [@Vignesh\_Chakravarthy](https://discourse.slicer.org/u/Vignesh_Chakravarthy)\
**Replies:** 2\
**Last updated:** [August 16, 2023, 5:29pm UTC](https://discourse.slicer.org/t/alpaca-tps-transform-matrix/31175 "2023-08-16T17:29:01Z")

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Hi, It would be really helpful if the ALPACA module can also provide TPS transform matrix as output after running the module (similar to rigid transformation matrix). It will provide more insights on understanding the d…

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## [Multi direction rotation lock](https://discourse.slicer.org/t/multi-direction-rotation-lock/30883)

<div class="topic-metadata">

**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 2\
**Last updated:** [August 1, 2023, 11:17am UTC](https://discourse.slicer.org/t/multi-direction-rotation-lock/30883 "2023-08-01T11:17:23Z")

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It would be a nice addition to have a lock optional in any vector ( sagittal, coronal, axial ) the available one is coronal only.

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## [Automatic centerline generation and post processing steps](https://discourse.slicer.org/t/automatic-centerline-generation-and-post-processing-steps/30841)

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**Author:** [@Ali\_Mokhtari](https://discourse.slicer.org/u/Ali_Mokhtari)\
**Replies:** 0\
**Last updated:** [July 28, 2023, 1:17am UTC](https://discourse.slicer.org/t/automatic-centerline-generation-and-post-processing-steps/30841 "2023-07-28T01:17:55Z")

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Hi all, I have a stl file for a bifurcation case (along the Z axis). I want to generate the centerline for this geometry. In the next step, I want to create the boundary planes perpendicular to this centerline (on the …

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## [Default location of volumes data and files](https://discourse.slicer.org/t/default-location-of-volumes-data-and-files/30831)

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**Author:** [@coco](https://discourse.slicer.org/u/coco)\
**Replies:** 0\
**Last updated:** [July 27, 2023, 2:46pm UTC](https://discourse.slicer.org/t/default-location-of-volumes-data-and-files/30831 "2023-07-27T14:46:42Z")

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Dear all, I’m on the latest linux build and I can t find a way to let slicer know by default the location of data files. Is this possible somehow (can t find anywhere in application settings or in SlicerLauncherSettnigs…

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## [Add full support for custom length units (e.g., microns instead of milimeters)](https://discourse.slicer.org/t/add-full-support-for-custom-length-units-e-g-microns-instead-of-milimeters/30764)

<div class="topic-metadata">

**Author:** [@swilm](https://discourse.slicer.org/u/swilm)\
**Replies:** 1\
**Last updated:** [July 25, 2023, 5:14am UTC](https://discourse.slicer.org/t/add-full-support-for-custom-length-units-e-g-microns-instead-of-milimeters/30764 "2023-07-25T05:14:14Z")

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Hi I loaded in a nrrd file that was properly scaled and it is showing that the scale of the volume is correct, however when I add a scale bar it is in the wrong units. is there a way to change the units on the scale bar…

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## [Consider a non-destructive default in segment editor masking options](https://discourse.slicer.org/t/consider-a-non-destructive-default-in-segment-editor-masking-options/30631)

<div class="topic-metadata">

**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\
**Replies:** 3\
**Last updated:** [July 17, 2023, 8:13pm UTC](https://discourse.slicer.org/t/consider-a-non-destructive-default-in-segment-editor-masking-options/30631 "2023-07-17T20:13:33Z")

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The item ‘Modify other segments’ in the masking options of the ‘Segment editor’ defaults to ‘Overwrite all’. When working with multiple segments, we may forget to switch to ‘Allow overlap’ so as to preserve prior work, a…

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## [Improve slice intersection display and interactions](https://discourse.slicer.org/t/improve-slice-intersection-display-and-interactions/30622)

<div class="topic-metadata">

**Author:** [@slicer365](https://discourse.slicer.org/u/slicer365)\
**Replies:** 4\
**Last updated:** [July 16, 2023, 1:28am UTC](https://discourse.slicer.org/t/improve-slice-intersection-display-and-interactions/30622 "2023-07-16T01:28:16Z")

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I suggest that when the user clicks this icon, this option should be selected by default, or how to keep it selected through the script.

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## [Why  the module Cardiacagatston cannot be used in the slicer 5.2.2?](https://discourse.slicer.org/t/why-the-module-cardiacagatston-cannot-be-used-in-the-slicer-5-2-2/30498)

<div class="topic-metadata">

**Author:** [@SYL](https://discourse.slicer.org/u/SYL)\
**Replies:** 5\
**Last updated:** [July 15, 2023, 3:00pm UTC](https://discourse.slicer.org/t/why-the-module-cardiacagatston-cannot-be-used-in-the-slicer-5-2-2/30498 "2023-07-15T15:00:55Z")

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why the module Cardiacagatston cannot be used in the slicer 5.2.2

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## [Automatic or semi-automatic volume measurement of a lesion on MRI (Infarction volume on diffusion weighted images)](https://discourse.slicer.org/t/automatic-or-semi-automatic-volume-measurement-of-a-lesion-on-mri-infarction-volume-on-diffusion-weighted-images/30322)

<div class="topic-metadata">

**Author:** [@Mohamad\_Abdalkader](https://discourse.slicer.org/u/Mohamad_Abdalkader)\
**Replies:** 0\
**Last updated:** [June 30, 2023, 12:27pm UTC](https://discourse.slicer.org/t/automatic-or-semi-automatic-volume-measurement-of-a-lesion-on-mri-infarction-volume-on-diffusion-weighted-images/30322 "2023-06-30T12:27:03Z")

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Hello, I am wondering if there is an automatic or semi-automatic method available to measure the volume of a lesion on MRI. Specifically, I am interested in measuring the volume of an area exhibiting restricted diffusio…

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## [Measurements in Markups Module](https://discourse.slicer.org/t/measurements-in-markups-module/30310)

<div class="topic-metadata">

**Author:** [@mateusfranco](https://discourse.slicer.org/u/mateusfranco)\
**Replies:** 0\
**Last updated:** [June 29, 2023, 6:27pm UTC](https://discourse.slicer.org/t/measurements-in-markups-module/30310 "2023-06-29T18:27:40Z")

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Operating system: Win10 Slicer version: 5.0.3 I was wondering if there is a way to show the measurement of length from a Closed Curve divided by 3.14 in order to have the average diameter from the shape. This would be …

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## [Does the slicer have a CBCT reconstruction module？](https://discourse.slicer.org/t/does-the-slicer-have-a-cbct-reconstruction-module/30218)

<div class="topic-metadata">

**Author:** [@ma1282029525](https://discourse.slicer.org/u/ma1282029525)\
**Replies:** 2\
**Last updated:** [June 25, 2023, 5:27pm UTC](https://discourse.slicer.org/t/does-the-slicer-have-a-cbct-reconstruction-module/30218 "2023-06-25T17:27:24Z")

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Does the slicer have a CBCT reconstruction module？

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