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Latest Discussions (everyone)

  • RE: Measuring bias

    Posted in: Open Forum

    For quantitative assay 1. One of the routine ways to determine bias is to compare the results of your laboratory against those of other laboratories through proficiency testing (PT), which is sometimes known as external quality assurance (EQA). Bias ...

  • Posted in: Open Forum

    ​​We have a patient that reported an FT4: 1.62 and TSH: 18.55 (Vista). The doctor did not believe the results, We sent sample to a Ref Lab and got these results FT4: 0.7 and TSH: 8.80 (Centaur). We had the sample sent back to the hospital and we reran ...

  • Posted in: Open Forum
  • Posted in: Open Forum

    We rehabbing similar issues of determining use of QC for QTF-gold plus. We have decided to use the NIL tube as internal negative QC and Mitogen as positive.We also prepare pool QCfrom positive and negative patients.We are validating the use of IQCP for ...

  • Posted in: Rocky Mountain

    Attached is the form with instructions to apply for Educational Scholarship to attend the annual spring meeting to be held at Tucson, AZ  on April 1-2, 2019. The deadline to submit the completed application is February 11, 2019. Candidates will be notified ...

  • Posted in: Open Forum

    Amy, Here is one example- The cut-off for a negative Fentanyl result is less than 1 ng/mL. This test is FDA approved immunoassay only for the detection of Fentanyl. The test is not intended to differentiate between fentanyl analogs, fentanyl prescriptions ...

  • Posted in: Open Forum

    Working for an IVD vendor, we have one FDA approved product (Epi proColon) where the package insert specifics the use of only one manufacturers tube.  My lab background would suggest doing a validation or document a justification for any meaningful change ...

  • Posted in: Open Forum

    For large reference labs out there:  We receive poorly spun SST tubes from dozens of clients every night.  While we would love to have a way to never receive these, but we all know that what a client does is not in our full control.  We have a policy ...