Hi Frank,

I parsed one of my diffusion-files and it looks like this:

Private_0029_1008: 'IMAGE NUM 4'
Private_0029_1009: '20090122'
Private_0029_1010: [10023x1 uint8]
Private_0029_1018: 'MR'
Private_0029_1019: '20090122'
Private_0029_1020: [80111x1 uint8]
Private_0029_1160: 'com'

and "0029_1010" contains the following keywords:

EchoLinePosition, EchoColumnPosition, EchoPartitionPosition, UsedChannelMask, 
Actual3DImaPartNumber, ICE_Dims, B_value, Filter1, Filter2, 
ProtocolSliceNumber, RealDwellTime, PixelFile, PixelFileName, 
SliceMeasurementDuration, SequenceMask, AcquisitionMatrixText, 
MeasuredFourierLines, FlowEncodingDirection, FlowVenc, 
PhaseEncodingDirectionPositive, NumberOfImagesInMosaic, 
DiffusionGradientDirection, ImageGroup, SliceNormalVector, 
DiffusionDirectionality, TimeAfterStart, FlipAngle, SequenceName, 
RepetitionTime, EchoTime, NumberOfAverages, VoxelThickness, VoxelPhaseFOV, 
VoxelReadoutFOV, VoxelPositionSag, VoxelPositionCor, VoxelPositionTra, 
VoxelNormalSag, VoxelNormalCor, VoxelNormalTra, VoxelInPlaneRot, 
ImagePositionPatient, ImageOrientationPatient, PixelSpacing, SliceLocation, 
SliceThickness, SpectrumTextRegionLabel, Comp_Algorithm, Comp_Blended, 
Comp_ManualAdjusted, Comp_AutoParam, Comp_AdjustedParam, Comp_JobID, 
FMRIStimulInfo, FlowEncodingDirectionString, RepetitionTimeEffective, 
CsiImagePositionPatient, CsiImageOrientationPatient, CsiPixelSpacing, 
CsiSliceLocation, CsiSliceThickness, OriginalSeriesNumber, OriginalImageNumber, 
ImaAbsTablePosition, NonPlanarImage, MoCoQMeasure, LQAlgorithm, 
SlicePosition_PCS, RBMoCoTrans, RBMoCoRot, MultistepIndex, ImaRelTablePosition, 
ImaCoilString, RFSWDDataType, GSWDDataType, NormalizeManipulated, 
ImaPATModeText, B_matrix, BandwidthPerPixelPhaseEncode, FMRIStimulLevel, 
MosaicRefAcqTimes, AutoInlineImageFilterEnabled

Only "DiffusionGradientDirection" and "B_value" are used.

Could you identify other TAGS in your dataset that exhibit the b-value and 
gradient information? Do you know of different conventions between different 
SIEMENS scanners?

Best regards
Klaus Fritzsche


________________________________________
Von: Frank Blaschke [[email protected]]
Gesendet: Dienstag, 13. Juli 2010 11:14
An: Fritzsche Klaus
Cc: [email protected]
Betreff: Re: AW: [mitk-users] MITK ExtApp Diffusion-Plugin

Hi,

we use the standart SIEMENS DWI product sequence. We've looked in our
DICOM tags:

0029,0010  ---: SIEMENS CSA HEADER
0029,0011  ---: SIEMENS MEDCOM HEADER
0029,0012  ---: SIEMENS MEDCOM HEADER2
0029,1008  ---: IMAGE NUM 4
0029,1009  ---: 20100209
0029,1018  ---: MR
0029,1019  ---: 20100209
0029,1131  ---: 4.0.386076244
0029,1134  ---: DB TO DICOM
0029,1260  ---: com

What has to stand in there?

best regards

Frank


> the DICOM import has been tested on SIEMENS-datasets, but it looks
> like it is not able to find the correct meta-information in your
> datasets.
>
> The code in
>
>
> Modules/DiffusionImaging/DicomImport/mitkSiemensDicomDiffusionImageHeaderReader.cpp
>
> checks the private DICOM-tag "0029,1010", do you have a chance to
> take a look at the tag in your datasets?







>
> Hi,
>
> i wanna use the mitk.gui.qt.diffusionimagin plugin. It include DICOM
> Import extension. When I try to use it, i get the following console
> output:
>
> s...@judika:~$ /usr/lib/mitk/bin/ExtApp
> [Mon Jul 12 14:02:09 2010
> 0.110] Registering CoreExtObjectFactory...
> [0.110] CoreObjectFactory c'tor
> [0.110] CoreExtObjectFactory c'tor
> [0.110] CoreObjectFactory: registering extra factory of type
> CoreExtObjectFactory
> [0.260] Registering DiffusionImagingObjectFactory...
> [0.260] DiffusionImagingObjectFactory c'tor
> [0.260] CoreObjectFactory: registering extra factory of type
> DiffusionImagingObjectFactory
> [0.260] CoreObjectFactory: registering extra factory of type
> DiffusionImagingObjectFactory
> [0.270] Registering PlanarFigureObjectFactory...
> [0.270] PlanarFigureObjectFactory c'tor
> [0.270] CoreObjectFactory: registering extra factory of type
> PlanarFigureObjectFactory
> [0.330] QmitkRegisterClasses()
> [0.340] QmitkExtRegisterClasses()
> [0.950] [BlueBerry] BlueBerry Workbench ready
>
> Image #1/1 Dims 512x512x3 Warning: No B_value in
> /home/salz/workspace/MRT-Datensaetze/Data01/MR.1.3.12.2.1107.5.2.13.20566.30000010020907204484300004401
>            Probe Tag    Starts    Stops             Time (s)
>     Directory Parsing           1            1             0.018
>        Header Reading           1            1             0.119
>        Volume Loading           1            0             0.000
> Aborted
> s...@judika:~$
>
> Every other files i tried to use ExtApp crashes. Are there special
> requirements for DICOM files to use them with Diffusion-Plugin? The
> normal way to import them in ExtApp works.
>
> I use Ubuntu 9.10
> gcc-4.4.1
> CMake-2.8.0
> VTK-5.6.0
> ITK-3.18.0
> Qt-4.5.3
> MITK-svn-2010-07-12 (#24511)
> boost-1.43.0
>
> Greetings
>
> Frank
>
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