ASPAG - Overview: Aspergillus (Galactomannan) Antigen, Serum
Aiding in the diagnosis of invasive aspergillosis Assessing response to therapy
IMMG - Overview: Immunoglobulins (IgG, IgA, and IgM), Serum
Detecting or monitoring of monoclonal gammopathies and immune deficiencies
THYRO - Overview: Thyrotropin Receptor Antibody, Serum
Recommended first-line test for detection of thyrotropin receptor antibodies Differential diagnosis of etiology of thyrotoxicosis in patients with ambiguous clinical findings and/or contraindicated (eg, pregnant or breast-feeding) or...
SLFA - Overview: Cryptococcus Antigen Screen with Titer, Serum
Aiding in the diagnosis of cryptococcosis This test should not be used as a test of cure or to guide treatment decisions. This test should not be used as a screening procedure for the general populations.
TLCU - Overview: Immunoglobulin Total Light Chains, Urine
Monitoring patients whose urine demonstrates large M-spikes Confirming the quantitation of specimens that show M-spikes by electrophoresis Detecting urine monoclonal proteins and identification of specimens that need urine protein...
XYMF - Overview: Known 45,X, Mosaicism Reflex Analysis, FISH, Whole Blood
Detecting sex chromosome mosaicism in patients with a 45,X karyotype
Predicting risk for statin-associated myopathy in patients beginning statin therapy, especially simvastatin therapy Determining a potential statin lipid lowering response, especially when using pravastatin
CRMTS - Overview: Collapsin Response-Mediator Protein-5 (CRMP-5) Neuronal IgG Titer, Serum
Evaluation of neurological autoimmunity particularly that associated with small-cell lung carcinoma and thymoma Reporting an end titer result from serum specimens
9INHE - Overview: Factor IX Inhibitor Evaluation, Plasma
Detection and titering of coagulation inhibitor to the specific factor requested, primarily factor IX in patients with hemophilia B This test is not useful for the detection of a lupus-like circulating anticoagulant inhibitor, a...
KITQ - Overview: KIT p.Asp816Val Variant Analysis, Quantitative, Varies
Diagnosing systemic mastocytosis
Mayo Clinic Ranked No. 1 Hospital Nationwide by U.S. News & World Report - Insights
Report’s 29th annual "Best Hospitals Honor Roll" published online on August 14. Mayo Clinic also ranked No. 1 in more specialties than any other hospital in the country....
NELL-1 [Test in Focus] - Insights
D., discusses how Mayo Clinic Laboratories’ new immunohistochemistry test for the detection of NELL-1 antigen, a biomarker for membranous nephropathy found in 10% to 15% of patients, provides diagnostic...
Looking Back on Clinical Chemistry 1 - Insights
in the Mayo Clinic Medical Laboratory Science program, takes a look back on her Clinical Chemistry 1 course....
Detection of (1→3)-𝝱-D-glucan as a Marker of Invasive Fungal Disease - Insights
In this month’s “Hot Topic,” Elitza Theel, Ph.D., will discuss the detection of (1→3)-β-D-glucan (BDG) in serum as a biomarker for the presence of invasive fungal infections....
Orexin-A/Hypocretin-1 for the Diagnosis of Type 1 Narcolepsy [Test in Focus] - Insights
test to perform as well as to interpret. The orexin-A/hypocretin-1 test is a sensitive and specific alternative to the MSLT to diagnose type 1 narcolepsy....