questions > dcm2niix error when converting a Phillips DTI .PAR
Feb 6, 2019  02:02 PM | Tom Bresser
dcm2niix error when converting a Phillips DTI .PAR
Hi all,

Our lab uses dcm2niix to convert the PAR/REC files into nifti.
In our new study we have an updated DTI sequence that has thee b-value within the same file (b0 images, b1000 and b2000).

When I run dcm2niix (with the -z y and -s y) on the PAR file, I receive the following error
Compression will be faster with 'pigz' installed http://macappstore.org/pigz/
Chris Rorden's dcm2niiX version v1.0.20181125 Clang10.0.0 (64-bit MacOS)
Warning: dcm2niix PAR is not actively supported (hint: use dicm2nii)
Error: Use dicm2nii or increase kMaxDTI4D to be more than 65340
slices*grad*bval*cardiac*echo*dynamic*mix*label = 66*90*11*1*1*1*1*1

Using dcm2nii or the DICOM file from the scan produces no error and creates a .nii.gz file.
Do you know what is causing this error and why it is not present when using the DICOM files?

Kind regards,
Tom

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TitleAuthorDate
dcm2niix error when converting a Phillips DTI .PAR
Tom Bresser Feb 6, 2019
Chris Rorden Feb 6, 2019
Tom Bresser Feb 20, 2019