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Internal Medicine

General Information, Immunochemistry, Test Spotlight

New Insect Allergen Component Testing

Effective December 9, 2020, the following insect allergen components will be available:

Allergen Honey Bee Component Panel – EPIC #LAB1230747, Interface #1230747, CPT 86008

Allergen Common Wasp (Yellow Jacket) Component Panel – EPIC #LAB1230752, Interface #1230752, CPT 86008

Allergen Paper Wasp Component rPol d 5 – EPIC #LAB1230754, Interface #1230754, CPT 86008

Cross-reactive Carbohydrate Determinant (CCD) – EPIC #LAB1230755, Interface #1230755, CPT 86008 Continue Reading

Compliance & Safety, General Information, Immunochemistry, Main lab

Serum Kappa/Lambda Free Light Chain Assay Update

Effective September 28th, 2020, a new generation of the serum kappa/lambda free light chain assay has been implemented.

With the implementation of the new generation of the assay there is an approximately 20% negative bias for kappa free light chains in serum containing >20 mg/dL kappa free light chain.  This may affect the trending for patient who are serially monitored by this assay. Continue Reading

General Information, Immunochemistry, Test Utilization

Protein Electrophoresis Orderable Changes

As of August 26, 2020, the following tests will be obsoleted or made as lab orderables only.  This was implemented to streamline protein electrophoresis orders and ensure that patients receive the recommended testing for the assessment of plasma cell proliferative diseases.

In addition to streamlining protein electrophoresis orders, order questions have been implemented to the available tests to access the reason for ordering to ensure that the proper reflex testing is applied.

For more information, see the lab test directory under the available tests for a protein electrophoresis orders tip sheet entitled “Orders- Protein Orderable ChangesContinue Reading

Advanced Technology Laboratory, Compliance & Safety, Education & Training, General Information, Main lab, Microbiology, Molecular Diagnostics, Test Utilization

REMINDER: Herpes Simplex Virus (HSV) PCR and HSV Culture Orders

As of January 13, 2020, the Spectrum Health Microbiology Laboratory will switch any viral culture orders placed on cutaneous or mucocutaneous lesion specimens to molecular PCR testing as the preferred diagnostic method.

Please refer to these documents for specimen collection information and appropriate ordering codes:

HSV PCR Epic Codes

HSV PCR Interface Codes

Continue Reading

Toxicology

Updated Fecal Calprotectin Testing

As of February 12, 2020 testing for fecal calprotectin will be brought in-house.

As result Calprotectin, Feces (LAB3290) will be replaced with Calprotectin, Feces (LAB1230580).

Please note the following differences between the new and previous test in terms of specimen requirements and reference ranges.

Questions may be directed to the Toxicology Laboratory using the “Contact Us” link above.

General Information, Immunochemistry

Immunochemistry Methodology Update

Effective December 11th, 2019, Spectrum Health Regional Laboratory’s Immunochemistry laboratory will be upgrading the following tests from the Immunoassay Vidas platform to the Multiplex flow immunoassay Bioplex 2200 platform.

Cytomegalovirus IgG Antibody

Cytomegalovirus IgM Antibody

Toxoplasma IgG Antibody

Toxoplasma IgM Antibody

Lyme Total Antibody

All tests will continue to have the same collection instructions, processing instructions, rejection criteria, specimen stability, turn-around-time, and qualitative reference ranges of negative. Continue Reading

General Information, Immunochemistry, Main lab, Test Utilization

Protein Electrophoresis Testing Update

In December, serum and urine protein electrophoresis testing will be simplified and standardized.  The only testing available will be:

Protein electrophoresis, serum, IFE if indicated 

Protein electrophoresis, random urine, do IFE if indicated 

Protein electrophoresis, 24 hour urine, do IFE if indicated 

In addition, on December 5, 2019, a new panel will be added which reflects expert recommendations for first line testing for monoclonal gammopathy, including plasma cell myeloma and most cases of amyloidosis, called “Monoclonal Gammopathy Screen

Protein electrophoresis, serum, IFE if indicated 

Kappa and lambda free light chains  Continue Reading