# \#opendose3d

**URL:** https://discourse.slicer.org/tag/opendose3d/431.md

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## [OpenDose3D module is not loaded](https://discourse.slicer.org/t/opendose3d-module-is-not-loaded/36045)

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**Author:** [@Huihui](https://discourse.slicer.org/u/Huihui)\
**Replies:** 6\
**Last updated:** [April 13, 2026, 12:48am UTC](https://discourse.slicer.org/t/opendose3d-module-is-not-loaded/36045 "2026-04-13T00:48:53Z")

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Hi there, I’m trying to install OpedDose3D extension, but the module can not be loaded. Could anyone please help me? Thanks! Operating system: Windows Slicer version: 5.6.0 Expected behavior: Actual behavior:

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## [OpenDose3D to analyse monte carlo simulations results](https://discourse.slicer.org/t/opendose3d-to-analyse-monte-carlo-simulations-results/44080)

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**Author:** [@imbeatriz](https://discourse.slicer.org/u/imbeatriz)\
**Replies:** 6\
**Last updated:** [September 22, 2025, 1:34pm UTC](https://discourse.slicer.org/t/opendose3d-to-analyse-monte-carlo-simulations-results/44080 "2025-09-22T13:34:52Z")

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Hi everyone, I am trying to use OpenDose3D to analyse the results of dose images from monte carlo simulations which are in the format .mhd. From what I understood by the documentation, OpenDose3D is only able to perfor…

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## [OpenDose3D Run Test error](https://discourse.slicer.org/t/opendose3d-run-test-error/44200)

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**Author:** [@gaia\_muti](https://discourse.slicer.org/u/gaia_muti)\
**Replies:** 1\
**Last updated:** [August 25, 2025, 6:50pm UTC](https://discourse.slicer.org/t/opendose3d-run-test-error/44200 "2025-08-25T18:50:37Z")

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Problem report for Slicer 5.6.2 win-amd64: \[please describe expected and actual behavior\] After installing Slicer 5.6.2 and the requested extension for OpenDose3D, after running the test to check the correct functioning…

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## [OpenDose3D Compatibility Issue with Latest SlicerElastix Version (AttributeError on Registration)](https://discourse.slicer.org/t/opendose3d-compatibility-issue-with-latest-slicerelastix-version-attributeerror-on-registration/43275)

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**Author:** [@Kumar\_Abhishek](https://discourse.slicer.org/u/Kumar_Abhishek)\
**Replies:** 0\
**Last updated:** [June 9, 2025, 7:42pm UTC](https://discourse.slicer.org/t/opendose3d-compatibility-issue-with-latest-slicerelastix-version-attributeerror-on-registration/43275 "2025-06-09T19:42:01Z")

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Hi team, I’m using OpenDose3D version d73d832 (2025-01-12) on Slicer 5.6, and facing an issue when executing the Registration step. Upon clicking Execute in the Registration tab, I get the following error: AttributeErr…

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## [OpenDose3D: DICOMError - Attribute 'acquisition' is empty (Siemens SPECT-CT)](https://discourse.slicer.org/t/opendose3d-dicomerror-attribute-acquisition-is-empty-siemens-spect-ct/41392)

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**Author:** [@Angie\_Tatiana\_Marin](https://discourse.slicer.org/u/Angie_Tatiana_Marin)\
**Replies:** 5\
**Last updated:** [February 24, 2025, 1:19am UTC](https://discourse.slicer.org/t/opendose3d-dicomerror-attribute-acquisition-is-empty-siemens-spect-ct/41392 "2025-02-24T01:19:58Z")

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Hello everyone, I am using 3D Slicer 5.6.2 with the OpenDose3D module to process SPECT-CT images from a Siemens scanner for quantitative imaging with Lu-177, Tc-99m, and I-131. However, I am encountering the following e…

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## [OpenDose3D YouTube channel](https://discourse.slicer.org/t/opendose3d-youtube-channel/41135)

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**Author:** [@Alex\_Vergara](https://discourse.slicer.org/u/Alex_Vergara)\
**Replies:** 11\
**Last updated:** [February 9, 2025, 1:13pm UTC](https://discourse.slicer.org/t/opendose3d-youtube-channel/41135 "2025-02-09T13:13:49Z")

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Hello I want to announce the start of OpenDose3D YouTube channel. OpenDose3D is a 3DSlicer extension for Patient dosimetry in internal radiotherapy. Please subscribe and leave us your comments.

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## [Pop up said that the acquisition duration](https://discourse.slicer.org/t/pop-up-said-that-the-acquisition-duration/36716)

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**Author:** [@akmal871026](https://discourse.slicer.org/u/akmal871026)\
**Replies:** 0\
**Last updated:** [June 12, 2024, 8:26am UTC](https://discourse.slicer.org/t/pop-up-said-that-the-acquisition-duration/36716 "2024-06-12T08:26:55Z")

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Dear All, I was face problem once want to rescale data using OpenDose3D. The pop up said that the acquisition duration does not have. But I checked the Dicom it has. How to solve this problem?

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## [OpenDose3D: A Slicer module to perform 3D patient specific dosimetry based on images in molecular radiotherapy](https://discourse.slicer.org/t/opendose3d-a-slicer-module-to-perform-3d-patient-specific-dosimetry-based-on-images-in-molecular-radiotherapy/20747)

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**Author:** [@Alex\_Vergara](https://discourse.slicer.org/u/Alex_Vergara)\
**Replies:** 3\
**Last updated:** [January 8, 2022, 11:49pm UTC](https://discourse.slicer.org/t/opendose3d-a-slicer-module-to-perform-3d-patient-specific-dosimetry-based-on-images-in-molecular-radiotherapy/20747 "2022-01-08T23:49:58Z")

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Hello: In the following link you will have a full presentation of OpenDose3D: https://insermfrance-my.sharepoint.com/:p:/g/personal/alex\_vergara-gil\_inserm\_eu/EcZFakMIx2ZLtDDF52yQuHABfTVs3fsgbrG1YBjMo-qXxw The presenta…