Immunology

A random urine test panel aids in diagnosing mast cell activation syndrome (MCAS), a complex condition often misdiagnosed due to overlapping symptoms. The panel improves access, speeds up diagnosis, and enables individualized treatment by detecting key mast cell mediators.

By Chris Bahnsen • August 11, 2025

The following cases are designed for healthcare professionals interested in understanding the assessment and treatment options for patients with systemic lupus erythematosus disease.

By MCL Education • April 29, 2025

After years of misdiagnosis, Tyler Hart found answers at Mayo Clinic, discovering he had NF155-IgG4 autoimmune nodopathy instead of CIDP

By Jack Gilligan • March 10, 2025

The Lupus Foundation of America estimates that at least five million people worldwide have a form of lupus. Yet, the most widely used laboratory tests for patients with this complex condition were developed more than 60 years ago, and physicians need modern, evidence-based tools to provide high-quality care for their patients. That is why Mayo Clinic Laboratories and Progentec Diagnostics joined forces to provide solutions that transform that experience.

By Jessie Fenske • November 26, 2024