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A Mayo Pathologist’s Journey through Paraneoplastic Syndrome and a Double Lung Transplant: Dr. Brad Karon

After mysterious neurological symptoms began in 2010, Brad Karon, M.D., Ph.D., was diagnosed with paraneoplastic syndrome, a rare condition that led to groundbreaking research and test development at Mayo Clinic. Years later, pulmonary fibrosis and a double lung transplant would test him once again — and redefine his resilience.

July 21, 2025
From Reference to Resource: Elevating the Lab Test Catalog
July 28, 2025

In this episode of Mayo Clinic Laboratories’ “Leveraging the Laboratory” podcast, host Jane Hermansen, outreach manager at Mayo Clinic Laboratories, is joined by Karen Kloke, director of scientific and technical publications at Mayo Clinic Laboratories. Together, they explore the evolution of laboratory test catalogs and share practical tips for maximizing their value.

Antifungal Drug Susceptibility Testing of Yeast: A Primer for Beginners
July 28, 2025

Practical guidance on when and how to test yeast isolates, key susceptibility testing methods and criteria, and the role of epidemiological cutoff values (ECVs).

Mary Jo Williamson offers four steps to maximize collaboration benefits
July 23, 2025

Mary Jo Williamson, chief administrative officer of Mayo Clinic Laboratories, shares four critical steps for successful healthcare collaborations.

Staying the course through follow-up care and therapeutic drug monitoring: Billy Dowell Jr.
January 9, 2023

For Billy Dowell Jr., a competitive golfer, focus, determination, and course correction are essential to excelling at the sport. These skills, along with routine follow-up care and testing, are also important to navigating a life impacted by multiple chronic autoimmune conditions.

Genetic Testing for Inherited Cardiovascular Disorders
January 9, 2023

In this month's "Hot Topic," Linnea Baudhuin, Ph.D., discusses Mayo Clinic Laboratories’ up-to-date gene panel tests for cardiomyopathies and arrhythmias, connective tissue and vascular fragility disorders, dyslipidemias, and congenital heart disease.

Join Mayo Clinic Laboratories at Crohn’s and Colitis Congress
January 6, 2023

Mayo Clinic Laboratories, a leader in gastroenterology and patient care, will be exhibiting at the Crohn's & Colitis Congress, a premier conference for health care professionals and researchers interested in inflammatory bowel disease (IBD). Mayo Clinic Laboratories offers a comprehensive IBD test menu, including evaluations to diagnose, differentiate, and manage therapies to treat the condition.

Week in Review: January 6
January 6, 2023

Topic highlights include: Public health agencies try to restore trust as they fight misinformation, Telehealth brings expert sexual assault exams to rural patients, FDA decision on experimental Alzheimer’s drug expected this week.

What Every Pathologist Needs to Know About the Legal System
January 6, 2023

In this episode of “Lab Medicine Rounds,” Justin Kreuter, M.D., sits down with R. Ross Reichard, M.D., a forensic pathologist at Mayo Clinic and associate professor of laboratory medicine and pathology, to discuss what every pathologist should know about the legal system.

New tests launched in December
January 5, 2023

In December 2022, Mayo Clinic Laboratories announced seventy-eight new tests along with numerous reference value changes, obsolete tests, and algorithm changes.

Why cancer death rates are declining: Dr. Ansell
January 5, 2023

Steven Ansell, M.D., Ph.D., chair of the Division of Hematology and senior deputy director, Midwest, Mayo Clinic Comprehensive Cancer Center, joins the "Answers From the Lab" podcast for a discussion with host Bobbi Pritt, M.D., about declining cancer death rates. In this episode, Dr. Ansell and Dr. Pritt discuss advancements in cancer treatments that are leading to declining death rates, the role diagnostics plays in cancer treatment, and what the future may hold for cancer diagnostics.

Mayo Clinic Labs @Work: Vanessa Gonzalez Casar
January 4, 2023

As a hospital account executive for Mayo Clinic Laboratories, Vanessa Gonzalez Casar supports and partners with local hospitals to ensure their patients receive the right test at the right time.

Potential specimen delays
January 3, 2023

Due to logistic challenges, we are experiencing shipment delays which may result in testing delays or cancelations.

Noninvasive DNA testing via liquid biopsy
January 3, 2023

The MayoComplete Liquid Biopsy Panel offers a noninvasive alternative to traditional cell-based biopsies. This allow for faster turnaround time and the ability to perform molecular DNA testing in cancer patients where tumor tissue isn’t available.

CPT codes and LOINC update: December 2022
January 3, 2023

This page includes updates posted to the site during the month of December.

Communiqué
Neuro-oncology: An integrated approach to interpreting genetic information from brain tumor samples 
January 2, 2023

As part of Mayo Clinic’s Neuro-Oncology practice, the Division of Laboratory Genetics and Genomics tests about 50 brain tumors a week, and upwards of 1,500 brain tumors a year from all over the world.

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