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tandem mass spectrometry

Mass Spec Tests Struggle To Gain Insurers’ Attention

CEO SUMMARY: Since 2014, a toxicology lab at the University of Colorado has used mass spectrometry to offer low-cost, accurate multi-analyte test panels that can detect hundreds of therapeutic drugs and drugs of abuse. However, CU Toxicology’s chief medical officer says health insurers …

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Our Editor Gets His Vitamin D Test Results From 9 Different Labs

CEO Summary: Editor-In-Chief Robert L. Michel gave blood for the cause and it’s another laboratory industry first! To understand what doctors and patients see as national labs use different methodologies and reference ranges to report Vitamin 25(OH) D results, his blood was tes…

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All-Star Vitamin D Panel Looks at Lab Challenges

CEO SUMMARY: Need proof that the issues surrounding today’s Vitamin 25(OH) D are of keen interest to laboratory professionals? Not only did the EXECUTIVE WAR COLLEGE’S in depth sessions on Vitamin D draw a large audience and enthusiastic participation by attendees, but within…

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UMass Lab’s Experience With Vitamin D Methods

CEO SUMMARY: As it developed a home brew mass spec assay for Vitamin 25(OH) D to meet the request of some client physicians, the laboratory at the University of Massachusetts Medical Center quickly recognized several challenges. First, there were fundamental differences in the nu…

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DARK REPORT and Editor Michel Earn National Reporting Award

FOR THE SECOND TIME in recent years, Editor Robert L. Michel and THE DARK REPORT have won a national award for “Best Investigative Reporting.” In Washington, DC, last month, at the Specialized Information Publishers Association (SIPA) annual conference, Editor Michel learned tha…

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Need Rigorous Validation For Home Brew Assays

CEO SUMMARY: National headlines about erroneous Vitamin D results are a reminder to the lab industry of the imprecision and risks associated with home brew testing. According to one laboratory expert, every laboratory-developed test (LDT) must meet two high standards. On…

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Inaccurate Results + Quest Dominates News Cycle

CEO SUMMARY: Most laboratory professionals don’t know it yet, but significant changes occurred to the entire lab industry last week. After Quest Diagnostics Incorporated acknowledged that it was retesting tens of thousands of patients because 7% of the Vitamin D results it repo…

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Vitamin D Test Issues Trigger Doctor Discussion

CEO SUMMARY: In recent months, Quest Diagnostics Incorporated quietly launched a campaign to notify certain patients and their physicians that they had received “inaccurate results” for Vitamin D tests it had performed. This notice includes an offer to retest the patient at no charge….

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Vitamin D Test Expert Discusses Mass Spec

CEO SUMMARY: Those labs performing Vitamin 25(OH) D testing by mass spectrometry face an interesting challenge. For more than two decades, physicians, patients, and a majority of credible clinical studies have accepted RIA and IA Vitamin 25(OH) D results as a familiar standard. That is wh…

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Quest Diagnostics Explains Confidence in LC-MS/MS Method

ONE ASPECT IN THE DEBATE about the integrity of Vitamin D tests produced by liquid chromatography–tandem mass spectrometry (LC 0150MS/MS) is the discussion about how this method can produce results that are significantly higher than those produced by immunoassay-based methods. Quest Diagnostics add…

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