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New tests launched in August - Insights
In August 2022, Mayo Clinic Laboratories announced thirty-two new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
New tests launched in January - Insights
In January 2022, Mayo Clinic Laboratories announced twenty five new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
New tests launched in June - Insights
In June 2022, Mayo Clinic Laboratories announced forty-nine new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
Algorithms - Mayo Clinic Laboratories
Algorithms A B C D E F G H I J K L...
Algorithms - Mayo Clinic Laboratories
Test Catalog AlgorithmsDownload Test Catalog & Interpretive HandbookNew TestsNY State Informed Consent TestsPerforming LocationsReferred TestsSpecialty TestingTest Updates...
In this “Hot Topic,” Elitza Theel, Ph.D., discusses how common cases of presumed Lyme disease go unreported each year and discusses scenarios in which testing for Lyme disease is indicated and reviews both recommended and inappropriate...
Mayo Clinic MASSFIX - Insights
Learn more about matrix-assisted laser desorption/ionization-time of flight mass spectrometry and the identification of plasma cell disorders.
Mayo Clinic Laboratories Critical Values / Critical Results List
Mayo Clinic Laboratories Critical Values / Critical Results List DEFINITION A Critical Value / Critical Result is defined as: A value/result that represents a pathophysiological state at such variance with normal (expected values) as...
Mayo Clinic Laboratory and Pathology Research Roundup: December 12 - Insights
This week's research roundup feature: Most patients with solitary bone plasmacytomas (SBP) progress to multiple myeloma (MM) after definitive radiation therapy as their primary treatment. Whether the presence of high-risk (HR) cytogenetic...
New tests launched in March - Insights
In March 2023, Mayo Clinic Laboratories announced twenty nine new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
Learn more about matrix-assisted laser desorption/ionization-time of flight mass spectrometry and the identification of plasma cell disorders.
Learn more about matrix-assisted laser desorption/ionization-time of flight mass spectrometry and the identification of plasma cell disorders.
Tick-borne coinfection - Insights
Browse our suite of serological and molecular testing designed to detect tick-borne pathogen coinfections.
MCL - Chain of Custody Request - MC1944
MCL - Chain of Custody Request
IMPACTS Team Continues to Combat Life-Threatening Arthropod-Borne Infections in Belize - Insights
Now in its second year of a five-year initiative to better understand and detect arboviruses in Belize, the IMPACTS (Integrated Mayo Clinic Program for Arbovirus Community health education Training and Surveillance) project has expanded its...
Lyme Neuroborreliosis - Insights
In this month’s “Hot Topic,” Elitza Theel, Ph.D., will discuss diagnostic testing options for patients with suspected neuroinvasive Lyme disease or Lyme neuroborreliosis.
Learn more about our comprehensive menu of COVID-19 molecular, serology, and related testing.
Laboratory Testing of Bone Turnover Markers - Insights
In this “Hot Topic,” Alicia Algeciras-Schimnich, Ph.D., professor of laboratory medicine and pathology at Mayo Clinic, discusses the role of bone turnover markers in osteoporosis treatment as well as how to best interpret changes in bone...
critical-values-semi-urgent-results-list.pdf
PURPOSE DEFINITON Test Report Name Age Critical Low Critical High Units Activated Partial Thromboplastin Time, Plasma Any – ≥ 150 sec Fibrinogen Any ≤ 60 – mg/dL 0 – 7 weeks ≤ 6.0 ≥ 24.0 g/dL > 7 weeks ≤ 6.0 ≥ 20.0 g/dL INR (International...
Mayo Clinic Laboratory and Pathology Research Roundup: January 23 - Insights
This week's research roundup feature: Measles virus (MV) vaccine strains have shown significant preclinical antitumor activity against glioblastoma (GBM), the most lethal glioma histology. In this first in human trial (NCT00390299), a...
MCL Infectious Disease Serology Test Request MC076729
MCL Infectious Disease Serology Test Request Complete print Reset Form Infectious Disease Serology Test Request Client Information required Client Patient Information required Patient ID
search - Mayo Clinic Laboratories
Test Catalog AlgorithmsDownload Test Catalog & Interpretive HandbookNew TestsNY State Informed Consent TestsPerforming LocationsReferred TestsSpecialty TestingTest Updates...
search - Mayo Clinic Laboratories
Test Catalog AlgorithmsDownload Test Catalog & Interpretive HandbookNew TestsNY State Informed Consent TestsPerforming LocationsReferred TestsSpecialty TestingTest Updates...
Hepatitis C Virus Genotypic Antiviral Drug Resistance [Test in Focus] - Insights
Joseph Yao, M.D., gives an overview of this new test available through Mayo Clinic Laboratories. He discusses when this testing should be ordered, how this testing improves upon other testing approaches, and what clinical action can be...
https://www.mayocliniclabs.com/test-catalog/loinc-codes.php
Test Order LOINC Values current as of July 19, 2025 Test ID Test Order Name Order LOINC Code LOINC Attributes Method Name 10AIH Factor X Inhibitor Profile, Professional Interpretation 69049-5 Coagulation specialist...
Multicenter Collaboration Defends against Vector-Borne Diseases - Insights
Teamwork is critical among staff from Mayo Clinic, the Centers for Disease Control and Prevention, Minnesota Department of Health, and the University of Wisconsin-Madison in order to keep tabs on tick trends and defend against vector-borne...
New tests launched in May - Insights
In May 2023, Mayo Clinic Laboratories announced 22 new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
search - Mayo Clinic Laboratories
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HIV-1 Ab Negative HIV-2 Ab Negative HIV-1 RNA Negative HIV-2 RNA Negative HIV-1 Ab Negative HIV-2 Ab Indeterminate HIV-1 RNA Negative HIV-2 RNA Positive HIV-1 Ab Indeterminate HIV-2 Ab Indeterminate HIV-1 RNA Positive HIV-2 RNA...
Commercial laboratories partners have access to Mayo Clinic Laboratories full menu of subspecialty testing, which spans the spectrum of medical specialties.
MCL - Gastroenterology and Hepatology Test Request Form - MC0767-10A
MCL - Gastroenterology and Hepatology Test Request Form
IgA-mediated autoimmune bullous dermatoses - Insights
In this month’s “Hot Topic,” Julia Lehman, M.D., will discuss autoimmune bullous dermatoses, the rare category of blistering skin diseases that are caused by the development of autoantibodies against various constitutive parts of the...
Learn how Mayo Clinic Laboratories testing for adrenal diseases can help physicians detect and classify adrenal disorders.
Histoplasma/Blastomyces - Insights
Mayo Clinic Laboratories full menu of testing for Histoplasma or Blastomyces infection includes an innovative, direct detection assay can detect antigens from both species.
New tests launched in October - Insights
In October 2021, Mayo Clinic Laboratories announced eleven new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
Bile acid malabsorption - Insights
Chronic diarrhea and abdominal pain can be caused by many conditions, including inflammatory bowel disease (IBD), irritable bowel syndrome (IBS), Celiac disease, infectious GI pathogens, and malignancy. When other causes of chronic diarrhea...
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MCL Biochemical Genetics Test Request MC076716A
MCL Biochemical Genetics Test Request Complete print Reset Form Biochemical Genetics Test Request Client Information required Client Client Account Client Phone Client
Mayo Clinic Laboratory and Pathology Research Roundup: July 23 - Insights
This week’s Research Roundup highlights gastrointestinal and extra-intestinal manifestations of immunoglobulin G4-related disease.
Viral Hepatitis Testing - Mayo Clinic Laboratories
At Mayo Clinic, we utilize an algorithmic approach to testing that takes the guesswork out of test ordering to focus on proper test utilization, saving your institution time and money.
Mayo Clinic Laboratory and Pathology Research Roundup: December 26 - Insights
This week's research roundup feature: Histoplasma and Blastomyces antigen detection assays are commonly used diagnostic tools. However, a high level of cross-reactivity between these antigens prevents definitive pathogen identification by...
Laboratory Identification Number: 29685A Name and Director of Laboratory: MAYO CLINIC LABS-ROCH SUPERIOR DR NIKOLA A BAUMANN, PH.D. 3050 SUPERIOR DRIVE NW ROCHESTER, MN 55901 Owner: MAYO CLINIC ISSUE DATE: August 15,...
CPT Code Update History - Mayo Clinic Laboratories
Test Catalog AlgorithmsDownload Test Catalog & Interpretive HandbookNew TestsNY State Informed Consent TestsPerforming LocationsReferred TestsSpecialty TestingTest Updates...
New tests launched in February - Insights
In February 2022, Mayo Clinic Laboratories announced fourteen new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
search - Mayo Clinic Laboratories
Test Catalog AlgorithmsDownload Test Catalog & Interpretive HandbookNew TestsNY State Informed Consent TestsPerforming LocationsReferred TestsSpecialty TestingTest Updates...
search - Mayo Clinic Laboratories
Test Catalog AlgorithmsDownload Test Catalog & Interpretive HandbookNew TestsNY State Informed Consent TestsPerforming LocationsReferred TestsSpecialty TestingTest Updates...
Membranous nephropathy assay: PMND1 - Insights
John Lieske, M.D., describes Mayo Clinic Laboratories' new test for primary membranous nephropathy. PMND1 is a diagnostic cascade that provides a cost-effective approach to detecting antigens known to cause membranous nephropathy — a...
New tests launched in March - Insights
In March 2022, Mayo Clinic Laboratories announced eighteen new tests along with numerous reference value changes, obsolete tests, and algorithm changes.
Lyme Neuroborreliosis Diagnostic Algorithm.indd
© Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. 10/2019 Neuroinvasive Lyme disease should be considered in patients, with exposure to ticks in a Lyme-endemic region, who present with 1 or more of the...
hepatitisbtesting-algorithmforscreeningdiagnosismanagement.pdf
© Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. 04/2024 Result Profile Table Test ID Test Name HBs antigen HBs antibody (Ab) HBc total Ab HBc IgM Ab HBe antigen HBe Ab HAV total Ab HAV IgM Ab HCV...