(This meeting is not online.)

Attendees:

Kincaid, Heather

Warnick, Greg

Mazurchuk, Richard (NIH/NCI)

Mahabal, Ashish

Marquez, Guillermo (NIH/NCI)

Fu, Sidney (NIH/NCI)

Heine, John

Deppen, Stephen

Reid, Suzanna

Crichton, Dan

He PhD, Chad

Patriotis, Christos (NIH/NCI)

Hsu, William

Stoyanova, Radka

Yingye zheng (Unverified)

Fowler, Erin E.

Schabath, Matthew B

Kohaar, Indu (NIH/NCI) [E]

Zheng PhD, Yingye

Call Summary:

Discussion Summary:

• Reviewed  an EDRN DICOM image de-identification process that balances data utility and privacy, based on TCIA guidelines.
• Reviewed Core/Minimal DICOM Tags for EDRN, incorporating:

Action Items:

• Gather feedback on EDRN De-identification process & Core DICOMTags
• Identify a test use case to evaluate the process and collect feedback

In lieu of meeting this month, please use that time to provide feedback on the following by April 9th:

• Draft EDRN DICOM De-identification Process
• Draft EDRN Core DICOM Header Required fields
  • These are grouped by Category
  • TCIA Handling – indicates TCIA Approach to de-identification
    • ✅ Tag retained without modification.
    • ✏️ Modified to remove or anonymize Protected Health Information (PHI).
    • ⏳ Dates are offset to maintain temporal relationships while ensuring de-identification.
    • 🔍 Free text fields and private tags are manually reviewed and cleaned to eliminate any embedded PHI before retention.
    • ❌ Direct identifiers (e.g., birthdate, institution names, provider names, and many private tags) are systematically redacted to comply with de-identification standards.

When

Los Angeles

Feb. 27, 2025, 12:58 p.m.

Denver

Feb. 27, 2025, 1:58 p.m.

Chicago

Feb. 27, 2025, 2:58 p.m.

New York

Feb. 27, 2025, 3:58 p.m.

UTC

Feb. 27, 2025, 8:58 p.m.