# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=366

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

**Page:** 367

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## [How to get the RAS coordinates for the fiducials](https://discourse.slicer.org/t/how-to-get-the-ras-coordinates-for-the-fiducials/8872)

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**Author:** [@Saima](https://discourse.slicer.org/u/Saima)\
**Replies:** 3\
**Last updated:** [October 24, 2019, 3:22pm UTC](https://discourse.slicer.org/t/how-to-get-the-ras-coordinates-for-the-fiducials/8872 "2019-10-24T15:22:35Z")

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How to get the right coordinates for the data points.

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## [Color difference](https://discourse.slicer.org/t/color-difference/8877)

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**Author:** [@prorai](https://discourse.slicer.org/u/prorai)\
**Replies:** 3\
**Last updated:** [October 24, 2019, 11:54am UTC](https://discourse.slicer.org/t/color-difference/8877 "2019-10-24T11:54:32Z")

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i’m exporting a 3d segmentation using closed surface representation method, with that i’m passing a RGB value for color. but the output and even in slicer 3D view i’m getting different color than the actual color. examp…

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## [Question regarding Irregular volume geometry detected](https://discourse.slicer.org/t/question-regarding-irregular-volume-geometry-detected/8881)

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**Author:** [@cecilcharles](https://discourse.slicer.org/u/cecilcharles)\
**Replies:** 5\
**Last updated:** [October 23, 2019, 7:27pm UTC](https://discourse.slicer.org/t/question-regarding-irregular-volume-geometry-detected/8881 "2019-10-23T19:27:28Z")

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Operating system:MAC 10.13.6 Slicer version:4.10.2 Expected behavior:source images and calculated images have correct image dimensions in the DICOM header but the calculated images show wrong in plane dimensions Actua…

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## [Help needed with measures and re-orienting images](https://discourse.slicer.org/t/help-needed-with-measures-and-re-orienting-images/8875)

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**Author:** [@Meli55a](https://discourse.slicer.org/u/Meli55a)\
**Replies:** 3\
**Last updated:** [October 23, 2019, 6:19pm UTC](https://discourse.slicer.org/t/help-needed-with-measures-and-re-orienting-images/8875 "2019-10-23T18:19:11Z")

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Hello, i am trying to use slicer to take measurements on CT scans of specific bones for research purposes, but im having a hard time figuring out a couple things, hoping you guys can help me. I need to measure the bone …

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## [Question regarding threshold and segmenting bone](https://discourse.slicer.org/t/question-regarding-threshold-and-segmenting-bone/8865)

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**Author:** [@newellz](https://discourse.slicer.org/u/newellz)\
**Replies:** 7\
**Last updated:** [October 23, 2019, 4:49pm UTC](https://discourse.slicer.org/t/question-regarding-threshold-and-segmenting-bone/8865 "2019-10-23T16:49:36Z")

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Operating system:Windows 10 Enterprise Slicer version:4.10.1 Expected behavior: Actual behavior: Hello, I am very much a novice to 3D slicer and slicer programs as a whole. I am currently attempting to segment bone …

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## [New feature: Shared labelmap segmentations](https://discourse.slicer.org/t/new-feature-shared-labelmap-segmentations/8814)

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**Author:** [@Sunderlandkyl](https://discourse.slicer.org/u/Sunderlandkyl)\
**Replies:** 1\
**Last updated:** [October 23, 2019, 4:34pm UTC](https://discourse.slicer.org/t/new-feature-shared-labelmap-segmentations/8814 "2019-10-23T16:34:20Z")

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Segmentations can now store multiple segments in shared 3D volumes, which allows significant decrease in memory usage and improvement in speed. Previously, segmentations could only contain several tens of segments befor…

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## [Visualization bug in subject hierarchy](https://discourse.slicer.org/t/visualization-bug-in-subject-hierarchy/8647)

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**Author:** [@Alex\_Vergara](https://discourse.slicer.org/u/Alex_Vergara)\
**Replies:** 26\
**Last updated:** [October 23, 2019, 1:59pm UTC](https://discourse.slicer.org/t/visualization-bug-in-subject-hierarchy/8647 "2019-10-23T13:59:19Z")

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OS: MacOS 10.14.6 Slicer version: r28525 The subject hierarchy folder contains several children that are not displayed: You can see a lot of children but only few displayed, If I show all nodes you can see they are…

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## [Visualization annoyance in several parts](https://discourse.slicer.org/t/visualization-annoyance-in-several-parts/8654)

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**Author:** [@Alex\_Vergara](https://discourse.slicer.org/u/Alex_Vergara)\
**Replies:** 5\
**Last updated:** [October 23, 2019, 1:29pm UTC](https://discourse.slicer.org/t/visualization-annoyance-in-several-parts/8654 "2019-10-23T13:29:54Z")

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I know this is no bug, properly said, but is annoying enough to be considered as is. The following elements does not allow scrolling: Subject hierarchy item information, Node information, All nodes . This makes almost i…

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## [Cannot save binary mask of annottated images from Segmentation module](https://discourse.slicer.org/t/cannot-save-binary-mask-of-annottated-images-from-segmentation-module/8829)

<div class="topic-metadata">

**Author:** [@Pinar\_Uskaner\_Hepsag](https://discourse.slicer.org/u/Pinar_Uskaner_Hepsag)\
**Replies:** 3\
**Last updated:** [October 23, 2019, 5:54am UTC](https://discourse.slicer.org/t/cannot-save-binary-mask-of-annottated-images-from-segmentation-module/8829 "2019-10-23T05:54:49Z")

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I am very new in Slicer. I want to save binary masks of annotated images. I cannot save binary masks of all annotated images using export binary label map in segmentations module. When ı right click in the DATA module an…

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## [Manual segmentation in a projection different from the MRI scan one](https://discourse.slicer.org/t/manual-segmentation-in-a-projection-different-from-the-mri-scan-one/8808)

<div class="topic-metadata">

**Author:** [@gabriella](https://discourse.slicer.org/u/gabriella)\
**Replies:** 4\
**Last updated:** [October 23, 2019, 5:26am UTC](https://discourse.slicer.org/t/manual-segmentation-in-a-projection-different-from-the-mri-scan-one/8808 "2019-10-23T05:26:33Z")

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Hi, I am currently using MrView-Mrtrix to analyze MRI-DTI data from a very small animal model. I am having problems in doing the manual segmentation of the ROIs because in MrView it’s not possible to re-orient the MRI …

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## [To do metric test for imported .nrrd images](https://discourse.slicer.org/t/to-do-metric-test-for-imported-nrrd-images/8836)

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**Author:** [@HariES](https://discourse.slicer.org/u/HariES)\
**Replies:** 8\
**Last updated:** [October 23, 2019, 4:40am UTC](https://discourse.slicer.org/t/to-do-metric-test-for-imported-nrrd-images/8836 "2019-10-23T04:40:28Z")

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The loaded .nrrd files not appeared in the moving and fixed image list for metric test module. How to get those in the list.

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## [CropVolumeSequence does not respect transforms](https://discourse.slicer.org/t/cropvolumesequence-does-not-respect-transforms/8864)

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**Author:** [@mikebind](https://discourse.slicer.org/u/mikebind)\
**Replies:** 1\
**Last updated:** [October 22, 2019, 9:05pm UTC](https://discourse.slicer.org/t/cropvolumesequence-does-not-respect-transforms/8864 "2019-10-22T21:05:49Z")

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Hello, I have used the CropVolumeSequence module in the past to successfully crop a volume sequence into a new sequence. However, in my current use case, I have a transformed volume sequence and a transformed cropping R…

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## [How to overlay more than two volumes](https://discourse.slicer.org/t/how-to-overlay-more-than-two-volumes/8860)

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**Author:** [@sthirumal](https://discourse.slicer.org/u/sthirumal)\
**Replies:** 4\
**Last updated:** [October 22, 2019, 5:14pm UTC](https://discourse.slicer.org/t/how-to-overlay-more-than-two-volumes/8860 "2019-10-22T17:14:08Z")

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Operating system: Windows 10 Slicer version: 4.10.1 I am wondering if there is a way to overlay more than just two volumes. I know we can overlay two by setting them to foreground and background, but is there a way to …

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## [Please help me To do metric test using fiesta and SPGR T! images](https://discourse.slicer.org/t/please-help-me-to-do-metric-test-using-fiesta-and-spgr-t-images/8856)

<div class="topic-metadata">

**Author:** [@HariES](https://discourse.slicer.org/u/HariES)\
**Replies:** 0\
**Last updated:** [October 22, 2019, 9:10am UTC](https://discourse.slicer.org/t/please-help-me-to-do-metric-test-using-fiesta-and-spgr-t-images/8856 "2019-10-22T09:10:08Z")

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I have converted Fiesta and SPGR images using DWIconvert into .nrrd files and it is stored as DWI file. I applied Transforms and it has stored as new transform and new displacement file. Once I open to do metric test in…

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## [Loading specific series by ID](https://discourse.slicer.org/t/loading-specific-series-by-id/8847)

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**Author:** [@prorai](https://discourse.slicer.org/u/prorai)\
**Replies:** 1\
**Last updated:** [October 21, 2019, 2:37pm UTC](https://discourse.slicer.org/t/loading-specific-series-by-id/8847 "2019-10-21T14:37:31Z")

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DICOMScalarVolumePluginClass() - i’m using this plugin to load scalar volume from a dicom folder , how can i load only specific series with specific images/slices under that series ID

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## [Transform: scale](https://discourse.slicer.org/t/transform-scale/8731)

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**Author:** [@Melodicpinpon](https://discourse.slicer.org/u/Melodicpinpon)\
**Replies:** 6\
**Last updated:** [October 21, 2019, 4:02am UTC](https://discourse.slicer.org/t/transform-scale/8731 "2019-10-21T04:02:33Z")

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Hellohello, Is there a way to scale an imported image within 3D slicer? I try to capture a 3D volume render of a patient’s head based on the point of view of a picture taken from somebody else. The purpose is to make t…

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## [SlicerRT: could not export RTPLAN](https://discourse.slicer.org/t/slicerrt-could-not-export-rtplan/8698)

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**Author:** [@Guangshan\_Chen](https://discourse.slicer.org/u/Guangshan_Chen)\
**Replies:** 13\
**Last updated:** [October 18, 2019, 5:12pm UTC](https://discourse.slicer.org/t/slicerrt-could-not-export-rtplan/8698 "2019-10-18T17:12:26Z")

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I load RTPLAN, RTDOSE, RTSTRUCT, and RT image into Slicer and would like to export them as dicom files. I can have RTDOSE, RTSTRUCT, and RT image exported, not RTPLAN. I look at the code RTPLAN node does not get checked…

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## [DTI, averaging of b0 images](https://discourse.slicer.org/t/dti-averaging-of-b0-images/8639)

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**Author:** [@JohnK](https://discourse.slicer.org/u/JohnK)\
**Replies:** 9\
**Last updated:** [October 18, 2019, 3:55pm UTC](https://discourse.slicer.org/t/dti-averaging-of-b0-images/8639 "2019-10-18T15:55:27Z")

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Hi, I have been performing tractography with Slicer 4.10.2 (Windows). I have to say the results have been super impressive.I would like to know how slicer deals with multiple b0 scans. I have 63 volumes. Under “Volumes”…

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## [Plus Server Error with 3D Slicer](https://discourse.slicer.org/t/plus-server-error-with-3d-slicer/8777)

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**Author:** [@hripat](https://discourse.slicer.org/u/hripat)\
**Replies:** 2\
**Last updated:** [October 18, 2019, 3:51pm UTC](https://discourse.slicer.org/t/plus-server-error-with-3d-slicer/8777 "2019-10-18T15:51:26Z")

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Hello, I am trying to use Slicer with the Plus Server connected so that I can use the transforms function for the Ultrasound images. However, I am getting the error show in the image. I have installed all four SlicerIGT…

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## [Hardware for slicer](https://discourse.slicer.org/t/hardware-for-slicer/8832)

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**Author:** [@UNSW\_MRI](https://discourse.slicer.org/u/UNSW_MRI)\
**Replies:** 1\
**Last updated:** [October 18, 2019, 3:04pm UTC](https://discourse.slicer.org/t/hardware-for-slicer/8832 "2019-10-18T15:04:59Z")

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Hi, as I am about some new hardware which will partly be used to render and segment high resolution pre-clinical MRI and CT images (including DTI fibre tracts) with slicer I was wondering if someone can give me a hint. …

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## [Fill value can't be set to a negative value in the module of volume Clip with model in the newest version!](https://discourse.slicer.org/t/fill-value-cant-be-set-to-a-negative-value-in-the-module-of-volume-clip-with-model-in-the-newest-version/8816)

<div class="topic-metadata">

**Author:** [@researchtomliu](https://discourse.slicer.org/u/researchtomliu)\
**Replies:** 2\
**Last updated:** [October 18, 2019, 6:53am UTC](https://discourse.slicer.org/t/fill-value-cant-be-set-to-a-negative-value-in-the-module-of-volume-clip-with-model-in-the-newest-version/8816 "2019-10-18T06:53:44Z")

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I have installed the newest version of 4.10.2 today. But when I wanted to clip the volume with a model, I found that the fill value can’t be set to a negative value (such as -1000) as in the former version. Is it a new b…

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## [Calling AETITLE and storage AETITLE](https://discourse.slicer.org/t/calling-aetitle-and-storage-aetitle/8805)

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**Author:** [@NormandRobert](https://discourse.slicer.org/u/NormandRobert)\
**Replies:** 2\
**Last updated:** [October 17, 2019, 8:12pm UTC](https://discourse.slicer.org/t/calling-aetitle-and-storage-aetitle/8805 "2019-10-17T20:12:08Z")

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Operating system: All Slicer version: All Can someone clarify why some medical image viewers make a distinction between a calling AETITLE and a storage AETITLE? I never really understood why. Is it to send back images…

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## [error most probably segment cannot converted to binary label map 3d](https://discourse.slicer.org/t/error-most-probably-segment-cannot-converted-to-binary-label-map-3d/8749)

<div class="topic-metadata">

**Author:** [@Pinar\_Uskaner\_Hepsag](https://discourse.slicer.org/u/Pinar_Uskaner_Hepsag)\
**Replies:** 2\
**Last updated:** [October 17, 2019, 11:34am UTC](https://discourse.slicer.org/t/error-most-probably-segment-cannot-converted-to-binary-label-map-3d/8749 "2019-10-17T11:34:30Z")

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I want to save my annotations as a binary volume in common medical imaging formats (e.g. nifti). After I annotated tumor areas in breast MRIs, I tried to export binary label map. But it gives error : Failed to export seg…

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## [creating single nrrd file](https://discourse.slicer.org/t/creating-single-nrrd-file/8812)

<div class="topic-metadata">

**Author:** [@HariES](https://discourse.slicer.org/u/HariES)\
**Replies:** 1\
**Last updated:** [October 17, 2019, 11:19am UTC](https://discourse.slicer.org/t/creating-single-nrrd-file/8812 "2019-10-17T11:19:29Z")

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When I am saving loaded dicom files slicer saved as .nhdr and raw data files instead single .nrrd. I am not able to import this detached files in metric test. How to make single .nrrd file

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## [Light direction in volume rendering](https://discourse.slicer.org/t/light-direction-in-volume-rendering/6392)

<div class="topic-metadata">

**Author:** [@Melodicpinpon](https://discourse.slicer.org/u/Melodicpinpon)\
**Replies:** 4\
**Last updated:** [October 16, 2019, 11:35pm UTC](https://discourse.slicer.org/t/light-direction-in-volume-rendering/6392 "2019-10-16T23:35:57Z")

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Hello, Is there a way to change the direction of the light source within 3D slicer. I found the material properties options, but in order to create illustration with the same lightning, it may me helpfull for me to be a…

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## [etmoidal and Frontal sinus segmentation ](https://discourse.slicer.org/t/etmoidal-and-frontal-sinus-segmentation/8790)

<div class="topic-metadata">

**Author:** [@sebaaragon1977](https://discourse.slicer.org/u/sebaaragon1977)\
**Replies:** 1\
**Last updated:** [October 16, 2019, 6:26pm UTC](https://discourse.slicer.org/t/etmoidal-and-frontal-sinus-segmentation/8790 "2019-10-16T18:26:35Z")

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hi i need a contact who try to do this. y tried to do de segmentation in all of the cells in ethmoids. wich is the perfec and easy way

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## [Extraction of Nasal Cavity Geometry](https://discourse.slicer.org/t/extraction-of-nasal-cavity-geometry/8800)

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**Author:** [@MSheheryar](https://discourse.slicer.org/u/MSheheryar)\
**Replies:** 0\
**Last updated:** [October 16, 2019, 3:47pm UTC](https://discourse.slicer.org/t/extraction-of-nasal-cavity-geometry/8800 "2019-10-16T15:47:10Z")

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What is the most effective and efficient way to extract geometry of nasal cavity from DICOM data?

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## [SSL error with the sample data module (Linux only)](https://discourse.slicer.org/t/ssl-error-with-the-sample-data-module-linux-only/8572)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 4\
**Last updated:** [October 16, 2019, 3:28am UTC](https://discourse.slicer.org/t/ssl-error-with-the-sample-data-module-linux-only/8572 "2019-10-16T03:28:27Z")

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I am getting a SSL certificate error for the sample data with distribute with SlicerMorph. This is the URL: https://github.com/SlicerMorph/SampleData/blob/master/mouse\_skull\_LMs.zip?raw=true I can get to this file from…

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## [Loading DICOM data failed](https://discourse.slicer.org/t/loading-dicom-data-failed/8795)

<div class="topic-metadata">

**Author:** [@kuba\_grepl](https://discourse.slicer.org/u/kuba_grepl)\
**Replies:** 2\
**Last updated:** [October 16, 2019, 5:51am UTC](https://discourse.slicer.org/t/loading-dicom-data-failed/8795 "2019-10-16T05:51:28Z")

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Hello guys, after months of trouble-free use of Slicer3D 4.10.2 (Win10 Pro), I was surprised by error message this morning. I tried to load DICOM data (CT and MR) as usual and loading failed. You can see the error mess…

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## [Segmentation of multiple frames of 4D CT Cardiac Images at once](https://discourse.slicer.org/t/segmentation-of-multiple-frames-of-4d-ct-cardiac-images-at-once/8722)

<div class="topic-metadata">

**Author:** [@faisal03](https://discourse.slicer.org/u/faisal03)\
**Replies:** 5\
**Last updated:** [October 16, 2019, 4:21am UTC](https://discourse.slicer.org/t/segmentation-of-multiple-frames-of-4d-ct-cardiac-images-at-once/8722 "2019-10-16T04:21:10Z")

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Hello! I have dicom CT cardiac data and I have used a MATLAB script which separates it into 20 time frames (labeled dt1, dt2, dt3, etc.). This is for each patient. How do I segment out the heart in all the time frames …

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