2022-06-20.md

2022-06-20

Agenda

• Monai Label Workshop this week

• https://monai.io/

• https://catalog.us-east-1.prod.workshops.aws/workshops/ff6964ec-b880-45d4-bc1e-468b0c7fa854/en-US/

• https://github.com/NA-MIC/ProjectWeek/blob/master/PW37_2022_Virtual/MONAILabel_Workshop.md

• DICOM Max Limits (real world)

  • Largest ImageFrame (width/height/bpp)
    • DICOM Standard max is unsighed short width/height (65535x65535) - never seen an image this big in the real world
    • Digital Pathology images can be as large as 300,000x300,000 but these are tiled in DICOM to fit the 65535x65535 size
      • https://dicom.nema.org/dicom/dicomwsi/
      • Tend to be small 256x256 (JPEG baseline encoded)
      • https://gist.github.com/PantelisGeorgiadis/fb9e305610c92633fd93fcc3e973d8a2
    • Width of 16,000
  • Largest Study (MB)
    • Digital Pathology WSI 40GB
    • Rumors of sample pathology studies in terabyte range
      • Multiple wave lengths
      • Multiple focal depths
      • Million pixels on one side
  • Largest Number of Instances / Study
    • 65,000 fMRI
  • Largest SOP Instance (MB)
    • 40GB - Video (long running surgical video)
  • Largest number of frames/sop instance
    • 340,000 for Digital Pathology / WSI
      • DCM4CHE/Orthanc take 30-40 seconds to retrieve last few frames
  • Largest clinical archive size
    • 23 PB

• HTJ2K Cornerstone Integration Update

  • Project week project
  • dicomParser needs a fix
    • cornerstonejs/dicomParser#203