# Saved dicom to nii with saveNode, changes range of intensities and image volume

**URL:** <https://discourse.slicer.org/t/saved-dicom-to-nii-with-savenode-changes-range-of-intensities-and-image-volume/23094>\
**Category:** Development\
**Created:** [April 23, 2022, 9:14am UTC](https://discourse.slicer.org/t/saved-dicom-to-nii-with-savenode-changes-range-of-intensities-and-image-volume/23094 "2022-04-23T09:14:42Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [April 28, 2022, 5:11pm UTC](https://discourse.slicer.org/t/saved-dicom-to-nii-with-savenode-changes-range-of-intensities-and-image-volume/23094/4 "2022-04-28T17:11:31Z")

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You created a new topic for this, so let’s stop the discussion here and continue it there:

> [@Saving dicom to dicom, the exported and input do not match](https://discourse.slicer.org/t/saving-dicom-to-dicom-the-exported-and-input-do-not-match/23173):
>
> I can’t understand this, can someone explain a bit? I open a dicom serie: then I right click on it and choose export to DICOM: and simply hitting export: [image] what I expect is that the input and exported DICOM should be the same in image voxel data at least (DICOM tags can differ, that’s fine). BUT, it’s not the case! here, some statistics of the two DICOMs: [image] Thanks in advance, Saeed

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_[View the full topic](https://discourse.slicer.org/t/saved-dicom-to-nii-with-savenode-changes-range-of-intensities-and-image-volume/23094)._