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Test Catalog

NAGW - Overview: Hexosaminidase A and Total Hexosaminidase, Leukocytes

Carrier detection and diagnosis of Tay-Sachs disease Carrier detection and diagnosis of Sandhoff disease

PKLRZ - Overview: PKLR Full Gene Analysis, Varies

Aiding in the diagnosis of pyruvate kinase (PK) deficiency Ascertaining a causative variant in the PKLR gene of patients with low or relatively low levels of erythrocytic PK enzymatic activity Ascertaining carrier status of family members...

SZDIA - Overview: Sezary Diagnostic Flow Cytometry, Blood

Identifying immunophenotypically aberrant T-cell populations with restricted expression of T-cell receptor beta-chain constant in peripheral blood, to roughly assess the circulating tumor burden in cutaneous T-cell lymphomas

SCOF4 - Overview: Severe Acute Respiratory Syndrome Coronavirus 2 (SARS CoV-2), Influenza Virus Type A and Type B RNA, and Respiratory Syncytial Virus (RSV) Molecular Detection, PCR, Varies

Simultaneous detection and differentiation of SARS-CoV-2 (cause of COVID-19), influenza A virus, influenza B virus, and respiratory syncytial virus in upper or lower respiratory tract specimens from individuals with flu-like illnesses

PNTOR - Overview: Streptococcus pneumoniae IgG Antibodies, Total, with Reflex, Serum

Assessing the IgG antibody response to active immunization with nonconjugated 23-valent pneumococcal vaccines Assessing the IgG antibody response to active immunization with conjugated 13-valent, 15-valent and 20-valent pneumococcal...

ARVGG - Overview: Arrhythmogenic Cardiomyopathy Gene Panel, Varies

Providing a genetic evaluation for patients with a personal or family history suggestive of a hereditary form of arrhythmogenic cardiomyopathy Establishing a diagnosis of a hereditary form of arrhythmogenic cardiomyopathy

CLLMF - Overview: Chronic Lymphocytic Leukemia, Specified FISH, Varies

Detecting recurrent common chromosome abnormalities in patients with chronic lymphocytic leukemia (CLL) Distinguishing patients with 11;14 translocations who have the leukemic phase of mantle cell lymphoma from patients who have CLL...

HCCAD - Overview: Hepatitis C Virus Antibody Screen, Cadaveric or Hemolyzed Specimens, Asymptomatic, Serum

Screening cadaveric or hemolyzed serum specimens for hepatitis C virus (HCV) infection in asymptomatic individuals with or without risk factors for HCV infection Note: In accordance with National Coverage Determination guidance, this test...

NMOFS - Overview: Neuromyelitis Optica (NMO)/Aquaporin-4-IgG Fluorescence-Activated Cell Sorting (FACS) Assay, Serum

Diagnosis of a neuromyelitis optica spectrum disorder (NMOSD) Diagnosis of autoimmune AQP4 channelopathy Diagnosis of neuromyelitis optica (NMO) Distinguishing NMOSD from multiple sclerosis early in the course of disease

NONCR - Overview: Neuro-Oncology Gene Panel, Rearrangements Only, Tumor

Identifying rearrangements that may support a diagnosis or help determine prognosis for patients with central nervous system tumors Identifying rearrangements within genes known to be associated with response or resistance to specific...

SCAP - Overview: Spinocerebellar Ataxia Repeat Expansion Panel, Varies

Molecular confirmation of clinically suspected spinocerebellar ataxia when a specific subtype isn't suspected

TERTD - Overview: TERT Promoter Mutation Analysis, Droplet Digital PCR, Tumor

Identifying specific mutations within the TERT promoter that assist in tumor diagnosis/classification

LPCBS - Overview: Lysophosphatidylcholines, LC MS/MS, Blood Spot

Second-tier newborn screen for X-linked adrenoleukodystrophy This test is not intended for metabolic screening of symptomatic patients. This test is supplemental and not intended to replace state mandated newborn screening.

BAPS - Overview: Bile Acid Profile, Serum

Evaluating the enterohepatic cycle consisting of the biliary system, intestine, portal circulation, and hepatocytes Supporting researchers in need of free and conjugated values of all 20 bile acid species as well as total bile acid

ANCA - Overview: Cytoplasmic Neutrophil Antibodies, Serum

Evaluating patients with clinical features of ANCA-associated vasculitis, specifically granulomatosus with polyangiitis, microscopic polyangiitis, and eosinophilic granulomatosus with polyangiitis

CSTB - Overview: CSTB Gene, Repeat Expansion Analysis, Varies

Molecular confirmation of clinically suspected CSTB-related progressive myoclonic epilepsy Identifying full penetrance dodecamer repeat expansions within CSTB known to cause CSTB-related progressive myoclonic epilepsy, allowing for...

CTXBS - Overview: Cerebrotendinous Xanthomatosis, Blood Spot

Evaluating patients with a clinical suspicion of cerebrotendinous xanthomatosis (CTX) using dried blood spot specimens Monitoring individuals with CTX on chenodeoxycholic acid (CDCA) therapy This test is not useful for the...

HBIM - Overview: Hepatitis B Virus Core IgM Antibody, Serum

Diagnosis of acute hepatitis B virus (HBV) infection Identifying acute HBV infection in the serologic window period when HBV surface antigen and HBV surface antibody results are negative Differentiation between acute, chronic, or past...

MNB - Overview: Manganese, Blood

Evaluation of central nervous system symptoms, similar to Parkinson disease, in manganese (Mn) miners and processors Characterization of liver cirrhosis Therapeutic monitoring in treatment of cirrhosis, parenteral nutrition-related Mn...

PKUSC - Overview: Phenylalanine and Tyrosine, Self-Collect, Blood Spot

Monitoring effectiveness of therapy in patients with hyperphenylalaninemia in a patient-collected specimen This test is not sufficient for follow-up for abnormal newborn screening results or for establishing a diagnosis of a specific...

7AC4 - Overview: 7AC4, Bile Acid Synthesis, Serum

Screening for bile acid malabsorption in patients with irritable bowel syndrome with diarrhea

CRMTC - Overview: Collapsin Response-Mediator Protein-5 (CRMP-5) Neuronal IgG Titer, Spinal Fluid

Evaluation of neuroautoimmunity, particularly small-cell lung carcinoma and thymoma, in conjunction with other antineuronal antibodies Reporting an end titer result from cerebrospinal fluid specimens

VWFMS - Overview: von Willebrand Factor Multimer Analysis, Plasma

Resolving discrepancies when results of complementary laboratory tests (eg, F8A / Coagulation Factor VIII Activity Assay, Plasma; VWACT / von Willebrand Factor Activity, Plasma; and VWAG / von Willebrand Factor Antigen, Plasma) are...

C2729 - Overview: Breast Carcinoma-Associated Antigen, Serum

Aiding in the management of breast cancer in patients with metastatic disease by monitoring the progression or regression of disease in response to treatment Serial testing in women with prior stage II or III breast cancer who are...

RALB1 - Overview: Albumin, Random, Urine

Assessing the potential for early onset of nephropathy in diabetic patients using random urine specimens

ALBR - Overview: Albumin, Random, Urine

Assessing the potential for early onset of nephropathy in diabetic patients using random urine specimens

APIXA - Overview: Apixaban, Anti-Xa, Plasma

Measuring apixaban concentration in selected clinical situations (eg, renal insufficiency, assessment of compliance, periprocedural measurement of drug concentration, suspected overdose, advanced age, and extremes of body weight)

FUCW - Overview: Alpha-Fucosidase, Leukocytes

Detection of fucosidosis This test is not useful for establishing carrier status for fucosidosis.

MANN - Overview: Alpha-Mannosidase, Leukocytes

Diagnosis of alpha-mannosidosis This test is not useful for establishing carrier status for alpha-mannosidosis.

CCMVU - Overview: Congenital Cytomegalovirus (cCMV), Molecular Detection, PCR, Urine

Aiding in the rapid diagnosis of cytomegalovirus infections in neonates 21 days of age or younger using urine specimens

CMVM - Overview: Cytomegalovirus (CMV) Antibodies, IgM, Serum

Aiding in the diagnosis of acute infection with cytomegalovirus This test should not be used for screening blood or plasma donors.

BIOTS - Overview: Biotinidase, Serum

Preferred test for the diagnosis of biotinidase deficiency Follow-up testing for certain organic acidurias

SALCT - Overview: Cortisol, Saliva

Screening for Cushing syndrome Diagnosis of Cushing syndrome in patients presenting with symptoms or signs suggestive of the disease

C1QFX - Overview: C1q Complement, Functional, Serum

Diagnosis of C1 deficiency Investigation of a patient with an absent total complement level

LALB - Overview: Lysosomal Acid Lipase, Blood

Evaluation of patients with a clinical presentation suggestive of lysosomal acid lipase deficiency using blood specimens This test is not useful to determine carrier status for cholesteryl ester storage disease or Wolman disease.

MRDMR - Overview: Multiple Myeloma Minimal Residual Disease by Flow Cytometry, Bone Marrow

Detecting low level (minimal residual disease) myeloma cells after therapy to confirm remission has been achieved

NBILI - Overview: Neonatal Bilirubin, Serum

Assessing liver function Evaluating a wide range of diseases affecting the production, uptake, storage, metabolism, or excretion of bilirubin Monitoring the efficacy of neonatal phototherapy

MAGRU - Overview: Magnesium/Creatinine Ratio, Random, Urine

Assessing the cause of abnormal serum magnesium concentrations Determining whether nutritional magnesium loads are adequate Calculating urinary calcium oxalate and calcium phosphate supersaturation and assessing kidney stone risk.

PLHBB - Overview: Plasma Free Hemoglobin, Plasma

Determining whether hemolysis is occurring such as from: -Transfusion reaction -Mechanical fragmentation of red blood cells -Relative comparison to baseline levels in extracorporeal membrane oxygenation and centrifugal ventricular assist...

TTIGS - Overview: Tetanus Toxoid IgG Antibody, Serum

Assessing antibody response to the tetanus toxoid vaccine, which should be performed at least 3 weeks after immunization Aiding in the evaluation of immunodeficiency This test should not be used to diagnose tetanus infection.

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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.