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Test Catalog

GAL1 - Overview: GALAD Score, Serum

Calculation of the GALAD (gender, age, alpha-fetoprotein L3% [AFP-L3], AFP, des-gamma-carboxy prothrombin) model score for hepatocellular carcinoma development in patients with chronic liver disease

GCDF - Overview: GCDFP-15 Immunostain, Technical Component Only

Aiding in the identification of extramammary Paget disease, carcinomas of the salivary glands, sweat glands, and prostate

EMAI - Overview: Epithelial Membrane Antigen (EMA) Immunostain, Technical Component Only

Recognizing epithelial derivation of poorly differentiated malignant tumors Subtyping intraductal papillary mucinous neoplasms when used in conjunction with mucin (MUC) 2, MUC5AC and MUC6

LEPDT - Overview: Leptospira, IgM, Serum

Aiding in the diagnosis of leptospirosis This test is not useful for establishing cure or response to therapy.

IGG4I - Overview: IgG4 Immunostain, Technical Component Only

Identification of IgG4-positive plasma cells in the tissue of patients with systemic autoimmune or allergic manifestations

INSUL - Overview: Insulin Immunostain, Technical Component Only

Identification of normal pancreatic islet beta cells and insulin secreting islet cell tumors

MMAU - Overview: Methylmalonic Acid, Quantitative, Urine

Evaluating children with signs and symptoms of methylmalonic acidemia using urine specimens Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency

MMAS - Overview: Methylmalonic Acid, Quantitative, Serum

Evaluating children with signs and symptoms of methylmalonic acidemia using serum specimens Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency

ABTIR - Overview: Antibody Titer, Blood and Serum

Monitoring antibody levels during pregnancy to help assess the risk of hemolytic disease of the newborn This test is not useful for monitoring the efficacy of Rh-immune globulin administration.

CARBG - Overview: Carbamazepine-10,11-Epoxide, Serum

Monitoring patients exhibiting symptoms of carbamazepine toxicity whose total serum carbamazepine concentration is within the therapeutic range, but who may be producing significant levels of the active metabolite epoxide, which can...

CD56 - Overview: CD56 Immunostain, Technical Component Only

Aiding in the identification of tumors with neuroendocrine differentiation Aiding in the identification of natural killer cell lineage in a subset of lymphomas

CD34I - Overview: CD34 Immunostain, Technical Component Only

A marker of immaturity in the setting of acute myeloid leukemia or B-cell lymphoblastic leukemia Diagnosis of gastrointestinal stromal tumors, solitary fibrous tumors, and angiosarcomas

MNS - Overview: Manganese, Serum

Monitoring manganese exposure using serum specimens Nutritional monitoring

PRMB - Overview: Primidone and Phenobarbital, Serum

Assessing compliance Monitoring for appropriate therapeutic levels of primidone and phenobarbital Assessing toxicity

MNRCU - Overview: Manganese/Creatinine Ratio, Random, Urine

Monitoring manganese exposure using random urine specimens Nutritional monitoring Clinical trials

MCRPL - Overview: Macroprolactin, Serum

Determining biologically active levels of prolactin, in asymptomatic patients with elevated prolactin levels Ruling out the presence of macroprolactin

MTBS - Overview: Microsporidia Stain, Varies

Diagnosis of extra-intestinal microsporidiosis involving the lung, skin, and other organs, particularly in immunocompromised hosts Diagnosis of ocular microsporidiosis

SMAD4 - Overview: SMAD4 Immunostain, Technical Component Only

Identification of loss of SMAD4 (mothers against decapentaplegic homolog 4 drosophila) expression within pancreatic ductal adenocarcinoma

CARNU - Overview: Carnitine, Random, Urine

Evaluation of patients with a clinical suspicion of a wide range of conditions including organic acidemias and fatty acid oxidation disorders Monitoring carnitine treatment

FXCH - Overview: Coagulation Factor X Chromogenic Activity Assay, Plasma

Monitoring warfarin anticoagulant therapy, especially in patients whose plasma contains lupus anticoagulants that interfere with baseline prothrombin time/international normalized ratio and in patients receiving the drug Argatroban who are...

PDSUX - Overview: Drug Screen, Prescription/Over the Counter, Chain of Custody, Random, Urine

Qualitative detection and identification of prescription or over-the-counter drugs frequently found in drug overdose or used with a suicidal intent Providing, when possible, the identification of all drugs in the specimen This test is...

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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....

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....

Week in Review: November 1 - Insights

Top highlights include: Facebook launches into the digital space of healthcare, medical breakthrough for Ebola, and how the brain makes memories.