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Body Case Study

Comprehensive Imaging in the Abdomen

February 10, 2003
Courtesy: 
Erasme Hospital, Brussels, Belgium, Dr Matos
System: 
1.5T Intera, Release 9 software


Patient history

  • 65 year old male with known pancreatitis and possible tumor

System info

  • Comprehensive imaging in less than 20 minutes
  • Includes T2 free breath, MRCP and 3 phase dynamic scan post gadolinium.
  • Includes Philips THRIVE Sequence (T1 High Resolution Isotropic Volume Examination)
  • 1.5T Intera, Release 9 software
  • SENSE Body Coil


Abdomen Imaging

 
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  • T2 free breath SSh technique with respiratory triggering
  • Allows patient to breath normally during acquisition
  • No loss of T2 contrast from crosstalk between slices
  • SENSE used to reduce TSE factor and echospacing to give less blurring
  • CLEAR gives homogenous signal across whole FOV and allows extra coverage in feet-head direction



Philips THRIVE in the Abdomen

 
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Pre-GdPost Gd
 


  • THRIVE - T1 High Resolution Isotropic Volume Examination
  • 3D T1 TFE SPIR
  • 100 slices, 2x2x2mm3 voxels
  • Whole liver/pancreas coverage
  • 2 parallel REST slabs, no inflow artefacts
  • SENSE factor 2
  • Scan time 20 seconds
  • Single breathold ideal for dynamic studies



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ArterialEarly venousLate venous
 


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  • 3 phase dynamic THRIVE
  • Arterial,venous and late venous enhancement
  • BolusTrak used for accurate timing of arterial phase
  • Uniform fat saturation across whole volume and FOV



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  • Isotropic voxels allow high resolution MIP and MPR
  • SPIR gives good visualization of vessels with no need for subtraction
  • One sequence allows multi-dimensional information to be obtained
  • No tumor
  • The only significant findings were related to pancreatitis:
     - parenchymal atrophy
     - pseudo tumor in the head of pancreas
     - dilatation of the pancreatic duct