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Notes

Reviewing minutes from the last call - Action Item Follow up

  • Pull out the definitions from LIVD for test kit and equipment and put here: SHIELD Glossary

  • UDI presentation - link to recording:

  • Outreach to Dr. DeBaca

    • Hung will check for more info and maybe see, if she could participate in SHIELD

  • Hung is still working on the examples

  • Waiting for response from Ed

How can we start doing some actual work?

Have LIVD File Repository Requirements

Have draft budget (for setting up a web-based database and yearly maintenance): https://aphlinformatics.atlassian.net/wiki/download/attachments/915407143/LIDR - Budget.xlsx?api=v2

  • Set up googlesheet to collect the data: Potassium Analyzers

  • Pam collected these:

    • Roche

    • Abbott

    • Siemens

  • No K+ Analyzers:

    • BD

    • Hologic

    • Biomerieux

    • Cepheid

    • Thermo Fisher

  • During the call we migrated all LIVD content we had into the googlesheet - discussion:

    • Updated LOINC Longname for Roche urine test (green field)

    • added sort column

    • sorted by system

    • added column for Vendor Method, which we hope to be able to use to identify tests that could be harmonized

    • added column for Harmonization indicator

    • What about different clinical context like collection over time or challenge tests?

      • recommendation is for the LIS to add the clinical context - it has it based on the ordered test, IVD will not have that

      • should the IVD sent the LOINC for single point in time / no challenge or NOT send a LOINC?

        • might be easy to say now, IVD send LOINC every time, but there is a risk that LIS does NOT overwrite based on clinical context

        • so better for IVD to not send LOINC, for any test with clinical context

        • add a column to alert LOINC review by LIS needed in LIDR

        • what if over time (IVDs are used for 10+ years) a test that didn’t have clinical context now has it - IVD would have to update LOINC sending behavior; Labs would have to re-review LIVD and update their mapping - not sure that would happen predictably, so might end up with incorrect LOINCs over time

        • IVD can always send analyte code (vendor local code), IVD can send LOINC if all clinical context is known

  • Plan is to work on the serum based Potassium tests first, add spot urine and then deal with timed samples after that

  • Question: Are IVD vendors expected to provide ALL POSSIBLE LOINCs for their test in the LIVD file?

    • IVD vendors should match what the package insert says, no more, no less

Next Steps

  • Find IFUs for all the Potassium related FDA approved tests

  • Review and add Vendor Method for all tests in our googlesheet

Next call

Monday 11/13/2023 9 - 10 AM ET

Adjourned

10:02 AM ET

Chat:

Recording:

Action items

  •  

Quick decisions not requiring context or tracking

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