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BF: Fix 31P csi #188

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Merged
wtclarke merged 1 commit into from
Apr 20, 2026
Merged

BF: Fix 31P csi #188

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4 changes: 4 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
@@ -1,5 +1,9 @@
This document contains the Spec2nii release history in reverse chronological order.

0.8.11 (Monday 20th April 2026)
----------------------------------
- Fix issues arising in coil names and 31P Siemens CSI with missing DICOM VOI fields.

0.8.10 (Monday 20th April 2026)
----------------------------------
- Backend only: moved from `versioneer` to `setuptools_scm`
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10 changes: 8 additions & 2 deletions spec2nii/Siemens/dicomfunctions.py
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Expand Up @@ -461,8 +461,14 @@ def _detect_and_fill_voi_enh(img, meta):

imageOrientationPatient = _get_enhanced_dcm_img_orientation_pat(img)

# VoiPosition - this does not have the FOV shift that imagePositionPatient has
vol_loc_seq = img.dcm_data.VolumeLocalizationSequence
try:
# VoiPosition - this does not have the FOV shift that imagePositionPatient has
vol_loc_seq = img.dcm_data.VolumeLocalizationSequence
except AttributeError:
# If VolumeLocalizationSequence doesn't exist return unmodifed meta
# It's possible we might be able to inspect
# img.dcm_data.VolumeLocalizationTechnique as a flag
return meta
imagePositionPatient = vol_loc_seq[0].MidSlabPosition

# This order needs validating!!
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7 changes: 5 additions & 2 deletions spec2nii/Siemens/twixfunctions.py
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Expand Up @@ -964,8 +964,11 @@ def extractTwixMetadata_xa(mapVBVDHdr, original_file):
# 'InstitutionAddress'
obj.set_standard_def('InstitutionAddress', mapVBVDHdr['Dicom'][('InstitutionAddress')])
# 'TxCoil'
tx_coil_tuple = ('sCoilSelectMeas', 'aTxCoilSelectData', '0', 'asList', '0', 'sCoilElementID', 'tCoilID')
obj.set_standard_def('TxCoil', mapVBVDHdr['MeasYaps'][tx_coil_tuple])
try:
tx_coil_tuple = ('sCoilSelectMeas', 'aTxCoilSelectData', '0', 'asList', '0', 'sCoilElementID', 'tCoilID')
obj.set_standard_def('TxCoil', mapVBVDHdr['MeasYaps'][tx_coil_tuple])
except KeyError:
pass
# 'RxCoil'
rx_coil_1 = ('sCoilSelectMeas', 'aRxCoilSelectData', '0', 'asList', '0', 'sCoilElementID', 'tCoilID')
rx_coil_2 = ('asCoilSelectMeas', '0', 'asList', '0', 'sCoilElementID', 'tCoilID')
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