Cell Count w/ Differential if indicated, Cerebrospinal Fluid [LAB2111025] and Cell Count with Differential, Cerebrospinal Fluid (Pediatric Oncology) [LAB212] currently result nucleated cell counts as a White Blood Cell (WBC) count.
Effective Tuesday, August 16, 2022, the WBC component will be removed and instead reported as a Total Nucleated Cell (TNC) Count for CSF.
After consultation with our clinical partners, Spectrum Health West Michigan Laboratory will be adjusting the pediatric reference ranges for our new ALT and AST reagents in an effort to better serve our population. Numerous academic studies were reviewed, and the values listed below were adopted on August 3, 2022:
Effective August 2, 2022, reference ranges for the below tests will be updated to better align with the vendor’s recommendation and with Spectrum Health Lakeland Laboratory. Please click on the links below and scroll to the Reference Range field to see the updated ranges.
• Lithium Level [LAB29]
• PTH Intact [LAB108]
• IgM Level [LAB72]
• IgA Level [LAB73]
• CA 125 Level [LAB155]
• C4 Complement Level [LAB151]
• C3 Complement Level [LAB152]
• Albumin Level [LAB45]
• Transferrin Level [LAB133]
Questions or inquiries may be directed to the “Contact Us” link above.
The Enteric Pathogens PCR test performed by Spectrum Health Laboratory may be used to detect common pathogenic bacteria and viruses in stool collected from individuals with symptoms of gastrointestinal infection. Specifically, this test detects Campylobacter, Salmonella, Shigella, Vibrio, Yersinia enterocolitica, Norovirus, Rotavirus, and the Shiga toxin virulence factor. Effective August 17, 2022, Spectrum Health’s Epic EMR will contain new ask-at-order questions to help improve the clinical decision support and appropriate utilization of this testing.
Folate (aka Folic Acid) is a test that requires the patient to be fasting in order for the results be accurate. Results are falsely elevated if the patient is not fasting. Spectrum Health Laboratories recently updated our system to hard stop a test from being collected if the patient is not fasting. Please remind your patients to fast 8 hours prior to having their blood drawn.
Spectrum Health Laboratories recommends:
• No caloric or caffeine intake for 8-12 hours prior to testing. Do not eat or drink anything except normal amounts of plain water. This also includes no smoking, chewing gum, candy, cough drops, etc.
• Take normal dosages of medications unless the provider has instructed otherwise.
Click here for a list of tests the require or recommend fasting.
As of March 21, 2022, Spectrum Health Laboratories will adopt a new C. difficile testing approach that no longer reflexes to PCR testing for indeterminate toxin enzyme immunoassay (EIA) results. Rather, PCR testing will only be available upon consultation with Infectious Disease.
Mayo Clinic recently completed a four-year review of Myasthenia Gravis serum evaluations and will be implementing changes to our testing algorithm.
The Spectrum Health Lab Coagulation Department has the following changes that will be occurring on 1/12/21 as a result of new instrumentation:
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.
Effective March 1, 2019, H. pylori IgG serologic testing will be discontinued as an orderable test at Spectrum Health Laboratory. This testing is no longer recommended by clinical guidelines.