General Information

Specimen Collection and Test Updates – February 2023

The following information was updated in the Lab Catalog.

Test Updates

The links below will redirect to the lab catalog entries for specimen collection and other test information.

New Tests: The following tests are now performed at Corewell Health Laboratories. Please review clinical, ordering and specimen collection information for more.

Collection Instruction Change: Check that you are using the correct collection device for the correct specimen type or source

Reference Range Update

Re-routed: Testing is no longer performed at the Local Regional Hospital Lab and has been rerouted and will be performed in Corewell Health Reference Lab (“CHRL”) Grand Rapids, MI.

Document Updates: 


EMR/LIS (eSHare or Interface) Updates:

The following lab tests have updated information for interfaced clients (non-Corewell Health/Independent Outpatient offices or not on EPIC) with Corewell Health Laboratories. If you did not receive the file definition via email, please contact your vendor, the PRAS Team or use the Contact Us link above.

Format= Change type: Test Name [Interface Code] Additional Information

Please ensure your EMR has the latest order and result codes, and ask at order entry (AOE) questions

Discontinued Test

  • Entamoeba histolytica Antibody, Serum [10365]
  • Echinococcus Antibody IgG Serum [1230297]
  • D2, D3 Discrimination of 25-Hydroxyvitamin D [1230428]
  • Vitamin D 25 Hydroxy [10807]

New Test

  • 25-Hydroxyvitamin D2 and D3, Serum [1230925]
    • Result: 25 Hydroxyvitamin D2 by LCMS [12309919]
    • Result: 25 Hydroxyviatmin D3 by LCMS [12309920]
    • Result: 25-Hydroxyvitamin D Total by LCMS [12309921]
  • Pseudomonas Screen Culture [1230910]
    • Result: Pseudomonas Screen Culture [12309922]
    • For awareness only, this is an inpatient orderable
  • Echinococcus Antibody IgG Serum [1230927]
    • Result: [12309972] Echinococcus Ab, IgG, S
  • Entamoeba Histolytica Antibody, Serum [1230926]
    • Result: [12309971] E. Histolytica Ab, IgG, S
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