# Support

**URL:** https://discourse.canceridc.dev/c/support/6.md?page=1

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

**Page:** 2

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## [DICOM Window Level Formula Adjustment](https://discourse.canceridc.dev/t/dicom-window-level-formula-adjustment/655)

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**Author:** [@sedghi](https://discourse.canceridc.dev/u/sedghi)\
**Replies:** 3\
**Last updated:** [December 20, 2024, 4:41pm UTC](https://discourse.canceridc.dev/t/dicom-window-level-formula-adjustment/655 "2024-12-20T16:41:56Z")

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We’ve encountered an issue with how OHIF Viewer come up with the initial window level for DICOM images (issues reported here and here). Users are reporting that our rendering is either too dark or too bright. I’ve provid…

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## [How to access accompanying clinical data for the CCDI-MCI collection?](https://discourse.canceridc.dev/t/how-to-access-accompanying-clinical-data-for-the-ccdi-mci-collection/636)

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**Author:** [@beatrice](https://discourse.canceridc.dev/u/beatrice)\
**Replies:** 4\
**Last updated:** [November 26, 2024, 3:26pm UTC](https://discourse.canceridc.dev/t/how-to-access-accompanying-clinical-data-for-the-ccdi-mci-collection/636 "2024-11-26T15:26:19Z")

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Hello, we have downloaded the HE slides images from Molecular Characterization Initiative of the National Cancer Institute’s Childhood Cancer Data Initiative. However, we didn’t find the clinical or genetic information o…

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## [IDC slide microscopy dashboard: when IDC Portal is not enough](https://discourse.canceridc.dev/t/idc-slide-microscopy-dashboard-when-idc-portal-is-not-enough/643)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 0\
**Last updated:** [November 25, 2024, 10:39pm UTC](https://discourse.canceridc.dev/t/idc-slide-microscopy-dashboard-when-idc-portal-is-not-enough/643 "2024-11-25T22:39:31Z")

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We offer a range of interfaces to access data available in IDC. While most flexibility and power in searching and subsetting IDC data is provided by the idc-index and BigQuery SQL, non-technical users usually rely on IDC…

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## [NLST clinical data notebook question](https://discourse.canceridc.dev/t/nlst-clinical-data-notebook-question/642)

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**Author:** [@kirbyju](https://discourse.canceridc.dev/u/kirbyju)\
**Replies:** 3\
**Last updated:** [November 19, 2024, 8:45pm UTC](https://discourse.canceridc.dev/t/nlst-clinical-data-notebook-question/642 "2024-11-19T20:45:24Z")

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I was just looking over your notebook at IDC-Tutorials/notebooks/collections\_demos/nlst\_clinical\_data.ipynb at master · ImagingDataCommons/IDC-Tutorials · GitHub. This does a really nice job making it easy to track do…

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## [Assistance with 3D Reconstruction of VHP Files](https://discourse.canceridc.dev/t/assistance-with-3d-reconstruction-of-vhp-files/634)

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**Author:** [@matheus](https://discourse.canceridc.dev/u/matheus)\
**Replies:** 10\
**Last updated:** [October 8, 2024, 7:58pm UTC](https://discourse.canceridc.dev/t/assistance-with-3d-reconstruction-of-vhp-files/634 "2024-10-08T19:58:07Z")

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My name is Matheus, and I am a Biomedical Engineer based in Brazil. I am currently working with some files from the Visible Human Project (VHP) and would like to perform a 3D reconstruction of them. I followed the step-…

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## [Loading IDC converted Visible Human DICOM images into Slicer](https://discourse.canceridc.dev/t/loading-idc-converted-visible-human-dicom-images-into-slicer/581)

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**Author:** [@apodolski](https://discourse.canceridc.dev/u/apodolski)\
**Replies:** 9\
**Last updated:** [September 27, 2024, 4:46pm UTC](https://discourse.canceridc.dev/t/loading-idc-converted-visible-human-dicom-images-into-slicer/581 "2024-09-27T16:46:52Z")

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Hi there, I recently stumbled across this IDC post about the original medical imaging from the Visible Human Project (VPH) being converted into DICOM files. Following the post guidelines, I was able to successfully dow…

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## [Dataset Size Discrepancies (CancerImageArchives vs. IDC)](https://discourse.canceridc.dev/t/dataset-size-discrepancies-cancerimagearchives-vs-idc/629)

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**Author:** [@amasquelin](https://discourse.canceridc.dev/u/amasquelin)\
**Replies:** 1\
**Last updated:** [September 20, 2024, 4:25pm UTC](https://discourse.canceridc.dev/t/dataset-size-discrepancies-cancerimagearchives-vs-idc/629 "2024-09-20T16:25:47Z")

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Hi, Our lab is interested in downloading and mirroring some IDC datasets onto our clusters (NLST and LIDC-IDRI). However, these is some confusion about how much space the data will take. For examples, the NLST is listed…

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## [Best DICOM tag for provenance info?](https://discourse.canceridc.dev/t/best-dicom-tag-for-provenance-info/623)

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**Author:** [@locastre](https://discourse.canceridc.dev/u/locastre)\
**Replies:** 3\
**Last updated:** [September 3, 2024, 9:14pm UTC](https://discourse.canceridc.dev/t/best-dicom-tag-for-provenance-info/623 "2024-09-03T21:14:13Z")

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We are anonymizing imaging datasets from multiple institutions for a ROBIN collaboration and with the intent of sharing this data potentially on the IDC platform. We would like to include in the DICOM tags information ab…

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## [NLST images a subset of those in CDAS?](https://discourse.canceridc.dev/t/nlst-images-a-subset-of-those-in-cdas/621)

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**Author:** [@Ahmed\_Hosny](https://discourse.canceridc.dev/u/Ahmed_Hosny)\
**Replies:** 2\
**Last updated:** [August 22, 2024, 11:18pm UTC](https://discourse.canceridc.dev/t/nlst-images-a-subset-of-those-in-cdas/621 "2024-08-22T23:18:48Z")

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I know that IDC hosts a subset of the NLST clinical data (with the full clinical data in CDAS). I was wondering if the IDC imaging data is also a subset of those in CDAS. Thanks!

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## [Healthcare API google project access](https://discourse.canceridc.dev/t/healthcare-api-google-project-access/615)

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**Author:** [@Marijn\_Lems](https://discourse.canceridc.dev/u/Marijn_Lems)\
**Replies:** 8\
**Last updated:** [August 14, 2024, 1:43pm UTC](https://discourse.canceridc.dev/t/healthcare-api-google-project-access/615 "2024-08-14T13:43:25Z")

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Dear IDC, Im trying to access the Healthcare API DICOM store but I need to request access. The link to request access is dead it seems. Original link: https://services.google.com/fb/forms/cloudhealthcarepublicdataset…

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## [Unable to install Slicer IDCBrowser extension](https://discourse.canceridc.dev/t/unable-to-install-slicer-idcbrowser-extension/598)

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**Author:** [@ACharbonneau](https://discourse.canceridc.dev/u/ACharbonneau)\
**Replies:** 5\
**Last updated:** [July 8, 2024, 3:34pm UTC](https://discourse.canceridc.dev/t/unable-to-install-slicer-idcbrowser-extension/598 "2024-07-08T15:34:16Z")

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I’m trying to install the IDC module to slicer, but I get the following error: It appears that the IDC module was updated over the weekend, so I suspect something broke it.

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## [How to access radiomics features accompanying TotalSegmentator-CT-Segmentations analysis results collection?](https://discourse.canceridc.dev/t/how-to-access-radiomics-features-accompanying-totalsegmentator-ct-segmentations-analysis-results-collection/597)

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**Author:** [@virostko](https://discourse.canceridc.dev/u/virostko)\
**Replies:** 4\
**Last updated:** [June 27, 2024, 3:42pm UTC](https://discourse.canceridc.dev/t/how-to-access-radiomics-features-accompanying-totalsegmentator-ct-segmentations-analysis-results-collection/597 "2024-06-27T15:42:42Z")

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Thank you so much for making this resource available to the scientific community! Are the radiomic analysis results available through IDC? Within the OHIF v3 viewer I see two structured reports with shape and first order…

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## [Metadata information for pathology images](https://discourse.canceridc.dev/t/metadata-information-for-pathology-images/595)

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**Author:** [@ajerusalmi](https://discourse.canceridc.dev/u/ajerusalmi)\
**Replies:** 3\
**Last updated:** [May 21, 2024, 12:51am UTC](https://discourse.canceridc.dev/t/metadata-information-for-pathology-images/595 "2024-05-21T00:51:24Z")

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Hi - I have a question related to extracting metadata from pathology images. I can see each case has multiple slides, and when I run a query for example for case 01BR001 on the CPTAC-BRCA dataset there are 7 associated p…

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## [Extracting radiomics features from existing segmentations](https://discourse.canceridc.dev/t/extracting-radiomics-features-from-existing-segmentations/589)

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**Author:** [@kirbyju](https://discourse.canceridc.dev/u/kirbyju)\
**Replies:** 4\
**Last updated:** [May 14, 2024, 1:18pm UTC](https://discourse.canceridc.dev/t/extracting-radiomics-features-from-existing-segmentations/589 "2024-05-14T13:18:19Z")

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Hi @fedorov , excellent work! This NLST analysis left me wondering if IDC plans to do anything else along these lines. In particular, IDC has a lot of existing SEG/RTSTRUCT tumor and organ segmentation data in it for w…

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## [CT images with basic demographics - age, gender, BMI, smoking status, etc](https://discourse.canceridc.dev/t/ct-images-with-basic-demographics-age-gender-bmi-smoking-status-etc/579)

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**Author:** [@diazandr3s](https://discourse.canceridc.dev/u/diazandr3s)\
**Replies:** 2\
**Last updated:** [May 7, 2024, 8:16pm UTC](https://discourse.canceridc.dev/t/ct-images-with-basic-demographics-age-gender-bmi-smoking-status-etc/579 "2024-05-07T20:16:11Z")

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Hi, I was wondering whether there are CT datasets in the Imaging Data Commons with basic demographic information such as age, gender, BMI, smoking status, etc that I can download. Could you please guide me on how to che…

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## [Access to IDC clinical data through \`idc-index\`](https://discourse.canceridc.dev/t/access-to-idc-clinical-data-through-idc-index/585)

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**Author:** [@kirbyju](https://discourse.canceridc.dev/u/kirbyju)\
**Replies:** 1\
**Last updated:** [May 6, 2024, 3:19pm UTC](https://discourse.canceridc.dev/t/access-to-idc-clinical-data-through-idc-index/585 "2024-05-06T15:19:38Z")

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Hi Andrey, Regarding all the other clinical spreadsheet info that you have imported to BigQuery, do you think it would make sense to somehow make that part of idc-index? Maybe you could create some kind of getClinicalD…

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## [Bulk Download CT images with age and sex](https://discourse.canceridc.dev/t/bulk-download-ct-images-with-age-and-sex/574)

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**Author:** [@Hans\_Martin\_Aguilera](https://discourse.canceridc.dev/u/Hans_Martin_Aguilera)\
**Replies:** 1\
**Last updated:** [April 23, 2024, 8:32pm UTC](https://discourse.canceridc.dev/t/bulk-download-ct-images-with-age-and-sex/574 "2024-04-23T20:32:09Z")

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Hi, I am trying to create a data set of CT images which have age and sex embedded in the file. I have been looking through several files, and some of them do not have this attribute. Hence, I was wondering if there is a…

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## [Annotation of data in IDC - 3D Slicer or simmilar](https://discourse.canceridc.dev/t/annotation-of-data-in-idc-3d-slicer-or-simmilar/505)

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**Author:** [@Hans\_Martin\_Aguilera](https://discourse.canceridc.dev/u/Hans_Martin_Aguilera)\
**Replies:** 11\
**Last updated:** [April 23, 2024, 2:14am UTC](https://discourse.canceridc.dev/t/annotation-of-data-in-idc-3d-slicer-or-simmilar/505 "2024-04-23T02:14:52Z")

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Hello everyone, I’m currently working on annotating multiple datasets of chest CT images and could use some guidance. Is there an option to annotate these images directly? Alternatively, would downloading the CT DICOMs…

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## [DICOMWeb access to hosted collections](https://discourse.canceridc.dev/t/dicomweb-access-to-hosted-collections/69)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 7\
**Last updated:** [March 6, 2024, 3:21pm UTC](https://discourse.canceridc.dev/t/dicomweb-access-to-hosted-collections/69 "2024-03-06T15:21:19Z")

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IDC MVP hosted collections will be stored in storage buckets accessible to the users via the Requester Pays feature. We will also be hosting those collections in a DICOM store accessible via DICOMWeb interface. However,…

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## [Converting multichannel fluorescence CZI images to DICOM whole slide imaging](https://discourse.canceridc.dev/t/converting-multichannel-fluorescence-czi-images-to-dicom-whole-slide-imaging/562)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 3\
**Last updated:** [February 21, 2024, 8:53pm UTC](https://discourse.canceridc.dev/t/converting-multichannel-fluorescence-czi-images-to-dicom-whole-slide-imaging/562 "2024-02-21T20:53:26Z")

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Recently we had the following question from Max, one of the IDC users. I am replicating here the discussion with Melissa Linkert @melissalinkert who answered that question so that it can benefit other users of IDC. has…

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## [IDC Proxy Policy](https://discourse.canceridc.dev/t/idc-proxy-policy/184)

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**Author:** [@wlongabaugh](https://discourse.canceridc.dev/u/wlongabaugh)\
**Replies:** 1\
**Last updated:** [February 16, 2024, 2:36pm UTC](https://discourse.canceridc.dev/t/idc-proxy-policy/184 "2024-02-16T14:36:27Z")

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The mission of the Imaging Data Commons (IDC) is to support cancer imaging research in the cloud. One consequence of this is that researchers who wish to download imaging data out of the cloud must pay the egress charges…

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## [Searching DICOM private tags for IDC data](https://discourse.canceridc.dev/t/searching-dicom-private-tags-for-idc-data/534)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 0\
**Last updated:** [December 11, 2023, 9:01pm UTC](https://discourse.canceridc.dev/t/searching-dicom-private-tags-for-idc-data/534 "2023-12-11T21:01:13Z")

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As much as we would like the world to be perfect and for all vendors to use standard tags, it remains the case that we still need to rely on private tags for sometime critical information accompanying the images. Fortun…

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## [DICOM metadata query assistance](https://discourse.canceridc.dev/t/dicom-metadata-query-assistance/529)

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**Author:** [@kirbyju](https://discourse.canceridc.dev/u/kirbyju)\
**Replies:** 3\
**Last updated:** [November 20, 2023, 3:39pm UTC](https://discourse.canceridc.dev/t/dicom-metadata-query-assistance/529 "2023-11-20T15:39:30Z")

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Hey there, I’m trying to build a report containing a variety of DICOM metadata about the collections from TCIA. I haven’t gotten to the part about trying to exclude the datasets that aren’t actually in TCIA yet because …

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## [How to download lung CT imaging data, including clinical data.](https://discourse.canceridc.dev/t/how-to-download-lung-ct-imaging-data-including-clinical-data/525)

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**Author:** [@Gao](https://discourse.canceridc.dev/u/Gao)\
**Replies:** 3\
**Last updated:** [November 9, 2023, 4:54pm UTC](https://discourse.canceridc.dev/t/how-to-download-lung-ct-imaging-data-including-clinical-data/525 "2023-11-09T16:54:22Z")

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Hello everyone, I have a question about how to download CT imaging data of the lungs, which includes clinical data for my future research. Thank you very much for your help and the contribution value of the open source d…

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## [Mislabeled segmentations for NSCLC Radiogenomics](https://discourse.canceridc.dev/t/mislabeled-segmentations-for-nsclc-radiogenomics/518)

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**Author:** [@vanossj](https://discourse.canceridc.dev/u/vanossj)\
**Replies:** 3\
**Last updated:** [November 1, 2023, 8:34pm UTC](https://discourse.canceridc.dev/t/mislabeled-segmentations-for-nsclc-radiogenomics/518 "2023-11-01T20:34:00Z")

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The segmentations in the NSCLC Radiogenomics IDC collection are labeled ‘Heart’ but are clearly not. Are they the tumor segmentations from TCIA dataset? Can the segmentation names be changed? Example: https://viewer.i…

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## [Free cloud VM allocations via ACCESS/JetStream2](https://discourse.canceridc.dev/t/free-cloud-vm-allocations-via-access-jetstream2/512)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 0\
**Last updated:** [October 6, 2023, 10:27pm UTC](https://discourse.canceridc.dev/t/free-cloud-vm-allocations-via-access-jetstream2/512 "2023-10-06T22:27:42Z")

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Have you ever been in a situation where you wished you had a quick access to a GPU computer to test something? Do you have a linux desktop application that you cannot easily run on your Mac laptop, and you prefer not to …

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## [Patient and clinical data in TCIA is not standardized in a common format, was this data curated in BigQuery](https://discourse.canceridc.dev/t/patient-and-clinical-data-in-tcia-is-not-standardized-in-a-common-format-was-this-data-curated-in-bigquery/507)

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**Author:** [@Abdullah\_Awaysheh](https://discourse.canceridc.dev/u/Abdullah_Awaysheh)\
**Replies:** 2\
**Last updated:** [September 27, 2023, 5:16pm UTC](https://discourse.canceridc.dev/t/patient-and-clinical-data-in-tcia-is-not-standardized-in-a-common-format-was-this-data-curated-in-bigquery/507 "2023-09-27T17:16:50Z")

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Is the patient and clinical data presented in BigQuery follows any standardized/interoperable format that is different from the original TCIA format (which varies from a study to another)? e.g. values about “recurrence t…

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## [Problem exporting cohort to csv/tsv/json, missing headers and invalid format](https://discourse.canceridc.dev/t/problem-exporting-cohort-to-csv-tsv-json-missing-headers-and-invalid-format/503)

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**Author:** [@vanossj](https://discourse.canceridc.dev/u/vanossj)\
**Replies:** 4\
**Last updated:** [September 26, 2023, 6:02pm UTC](https://discourse.canceridc.dev/t/problem-exporting-cohort-to-csv-tsv-json-missing-headers-and-invalid-format/503 "2023-09-26T18:02:48Z")

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When I export a cohort to CSV or TSV, there are no manifest headers, or column headers in the downloaded file. Which doesn’t match what the documentation page shows the file to look like. UPENN-GBM-00001,upenn\_gbm,10.79…

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## [Selecting SNOMED code(s) for a segmented structure that has multiple modifiers](https://discourse.canceridc.dev/t/selecting-snomed-code-s-for-a-segmented-structure-that-has-multiple-modifiers/439)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 4\
**Last updated:** [September 14, 2023, 12:34pm UTC](https://discourse.canceridc.dev/t/selecting-snomed-code-s-for-a-segmented-structure-that-has-multiple-modifiers/439 "2023-09-14T12:34:20Z")

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This is a question for David Clunie @dclunie, but this came up in the past, and instead of sending email I am posting this here, for the benefit of the community. I will try to remember to post such questions of general …

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## [How to download whole slide microscopy images from IDC](https://discourse.canceridc.dev/t/how-to-download-whole-slide-microscopy-images-from-idc/461)

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**Author:** [@fedorov](https://discourse.canceridc.dev/u/fedorov)\
**Replies:** 2\
**Last updated:** [August 8, 2023, 5:04pm UTC](https://discourse.canceridc.dev/t/how-to-download-whole-slide-microscopy-images-from-idc/461 "2023-08-08T17:04:38Z")

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Recently, one of the IDC users had a question about how to download whole slide images (needless to say, stored as DICOM Slide Microscopy objects) from IDC for the specific collections. Since this is a question of genera…

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