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Test Catalog

DOCS - Overview: 11-Deoxycorticosterone, Serum

Diagnosis of suspected 11-hydroxylase deficiency, including the differential diagnosis of 11-beta-hydroxylase 1 (CYP11B1) versus 11-beta-hydroxylase 2 (CYP11B2) deficiency Diagnosis of glucocorticoid-responsive...

BNP - Overview: B-Type Natriuretic Peptide, Plasma

Aiding in the diagnosis of congestive heart failure (CHF) The role of B-type natriuretic peptide in monitoring CHF therapy is under investigation.

POWVS - Overview: Powassan Virus, RNA, Molecular Detection, PCR, Serum

Rapid testing for Powassan virus RNA (lineage 1 and lineage 2) using serum specimens An adjunctive test to serology for detection of early Powassan virus infection (ie, first few days after symptom onset) This assay should not be used for...

WNVS - Overview: West Nile Virus, RNA, PCR, Molecular Detection, Serum

Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) using serum specimens An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset) This test should not be used for...

FHLCG - Overview: Immunoglobulin G (IgG) Heavy and Light Chain (HLC) Pairs, Kappa and Lambda with Ratio

Heavy and light chain pair quantitation may be useful for: 1. Distinguishing between broadly migrating monoclonal proteins and restricted polyclonal immunoglobulin patterns on serum electrophoresis. 2. Quantitating monoclonal IgG proteins...

CORTC - Overview: Corticosterone, Serum

Diagnosis of suspected 11-hydroxylase deficiency, including the differential diagnosis of 11-beta-hydroxylase 1 (CYP11B1) versus 11-beta-hydroxylase 2 (CYP11B2) deficiency, and the diagnosis of glucocorticoid-responsive hyperaldosteronism...

CTX - Overview: Beta-CrossLaps, Serum

Monitoring antiresorptive therapies (eg, bisphosphonates and hormone replacement therapy) in postmenopausal women treated for osteoporosis and individuals diagnosed with osteopenia An adjunct in the diagnosis of medical conditions...

POWVC - Overview: Powassan Virus, RNA, Molecular Detection, PCR, Spinal Fluid

Rapid testing for Powassan virus RNA (lineage 1 and lineage 2) using cerebrospinal fluid specimens An adjunctive test to serology for detection of early Powassan virus infection (ie, first few days after symptom onset) This assay should...

POWVB - Overview: Powassan Virus, RNA, Molecular Detection, PCR, Blood

Rapid testing for Powassan virus RNA (lineage 1 and lineage 2) using whole blood specimens An adjunctive test to serology for detection of early Powassan virus infection (ie, first few days after symptom onset) This assay should not be...

PGDBS - Overview: Plasmalogens, Blood Spot

Diagnosing patients with possible peroxisomal disorders, such as peroxisomal biogenesis disorders (Zellweger syndrome spectrum) and rhizomelic chondrodysplasia punctata (RCDP), including fatty acyl-CoA reductase 1 (FAR1)...

WNCSF - Overview: West Nile Virus, RNA, PCR, Molecular Detection, Spinal Fluid

Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) using cerebrospinal fluid specimens An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset) This assay should not...

HGEMS - Overview: Hydroxyglutaric Acids, Glutaric Acid, Ethylmalonic Acid, and Methylsuccinic Acid, Serum

Evaluation of patients with an abnormal newborn screen showing elevations of glutarylcarnitine (C5-DC) using serum specimens Evaluation of patients with abnormal newborn screens showing elevations of C4- acylcarnitine to aid in the...

HCVG - Overview: Hepatitis C Virus Genotype, Serum

Determining hepatitis C virus (HCV) genotype (1 to 5) to guide antiviral therapy in patients with chronic hepatitis C Differentiating between HCV subtypes 1a and 1b This assay should not be used as a screening test for HCV infection. It...

AN2TS - Overview: Antineuronal Nuclear Antibody Type 2 (ANNA-2) Titer, Serum

Investigating middle-aged or older patients who present with unexplainable signs of midbrain/cerebellar/brain stem disorder and/or myelopathy, especially women with a previous history of breast cancer, and both sexes if there is a history...

BTKSG - Overview: Bruton Tyrosine Kinase, BTK Full Gene Analysis, Varies

Confirming a diagnosis of X-linked agammaglobulinemia in patients with a history of recurrent sinopulmonary infections, profound hypogammaglobulinemia, and less than 1% peripheral B cells, with or without abnormal Bruton tyrosine kinase...

PGRBC - Overview: Plasmalogens, Blood

Diagnosing patients with possible peroxisomal disorders, such as peroxisomal biogenesis disorders (Zellweger syndrome spectrum) and rhizomelic chondrodysplasia punctata (RCDP), including fatty acyl-CoA reductase 1 (FAR1) deficiency...

HGEMP - Overview: Hydroxyglutaric Acids, Glutaric Acid, Ethylmalonic Acid, and Methylsuccinic Acid, Plasma

Evaluation of patients with an abnormal newborn screen showing elevations of glutarylcarnitine (C5-DC) using plasma specimens Evaluation of patients with abnormal newborn screens showing elevations of C4- acylcarnitine to aid in the...

POWVU - Overview: Powassan Virus, RNA, Molecular Detection, PCR, Random, Urine

Rapid testing for Powassan virus RNA (lineage 1 and lineage 2) using random urine specimens An adjunctive test to serology for detection of early Powassan virus infection (ie, first few days after symptom onset). This assay should not...

DHTS - Overview: Dihydrotestosterone, Serum

Monitoring patients receiving 5-alpha reductase inhibitor therapy or chemotherapy Evaluating patients with possible 5-alpha reductase deficiency

HGEM - Overview: Hydroxyglutaric Acids, Glutaric Acid, Ethylmalonic Acid, and Methylsuccinic Acid, Blood Spot

Evaluation of patients with an abnormal newborn screen showing elevations of glutarylcarnitine (C5-DC) using dried blood spot specimens Evaluation of patients with abnormal newborn screens showing elevations of C4-acylcarnitine to aid in...

AGU20 - Overview: Acylglycines, Quantitative, Random, Urine

Diagnosis and monitoring for patients affected with one of the following inborn errors of metabolism: Fatty Acid Oxidation Disorders: -Glutaric acidemia type II -Medium-chain 3-ketoacyl-coenzyme A (CoA) thiolase (MCKAT)...

WNVUR - Overview: West Nile Virus, RNA, PCR, Molecular Detection, Random, Urine

Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset), with urine specimens potentially retaining WNV RNA longer...

HPP - Overview: Pancreatic Polypeptide, Plasma

Detecting pancreatic endocrine tumors Assessing vagal nerve function after meal or sham feeding

LDAI - Overview: Progentec aiSLE DX Lupus Disease Activity Index, Plasma

Aiding in the assessment of current systemic lupus erythematosus disease activity when used in conjunction with standard clinical assessment

ESTS - Overview: Estradiol, Rapid, Immunoassay, Serum

Rapid assessment of ovarian status, including follicle development, for assisted reproduction protocols (eg, in vitro fertilization) Establishing time of ovulation and optimal time for conception

EEST - Overview: Estradiol, Serum

All applications that require moderately sensitive measurement of estradiol: -Evaluation of hypogonadism and oligo-amenorrhea in females -Assessing ovarian status, including follicle development, for assisted reproduction protocols (eg, in...

WNVBL - Overview: West Nile Virus, RNA, PCR, Molecular Detection, Blood

Rapid testing for West Nile virus (WNV) RNA (lineage 1 and lineage 2) An adjunctive test to serology for detection of early WNV infection (ie, first few days after symptom onset), with blood specimens potentially providing a greater...

ALUPP - Overview: Lupus Anticoagulant Profile, Plasma

Confirming or excluding the presence of lupus anticoagulant (LA), distinguishing LA from specific coagulation factor inhibitors and nonspecific inhibitors Investigating a prolonged activated thromboplastin time, especially when combined...

GAST - Overview: Gastrin, Serum

Investigation of patients with achlorhydria or pernicious anemia Investigation of patients suspected of having Zollinger-Ellison syndrome Diagnosis of gastrinoma

ADEVL - Overview: Alzheimer Disease Evaluation, Spinal Fluid

Assessment of adults with cognitive impairment being evaluated for Alzheimer disease and other causes of cognitive impairment These assays should not be used to predict the development of dementia or other neurologic conditions or to...

AVWPI - Overview: von Willebrand Disease Profile Technical Interpretation

Technical interpretation of the von Willebrand factor profile test Detection of deficiency or abnormality of von Willebrand factor and related deficiency of factor VIII coagulant activity Subtyping von Willebrand disease (VWD) as type 1...

AVWPQ - Overview: von Willebrand Disease Profile Interpretation

Interpretation of testing performed as part of a profile for detection of deficiency or abnormality of von Willebrand factor (VWF) and related deficiency of factor VIII coagulant activity Interpretation of testing performed as part of a...

RPB - Overview: Respiratory Panel, PCR, Varies

Rapid detection of respiratory infections caused by the following: -Adenovirus -Coronavirus serotypes HKU1, NL63, 229E, OC43 -SARS-CoV-2 -Human metapneumovirus -Human rhinovirus/enterovirus -Influenza A subtypes H1, H1-2009, H3, influenza A...

HCVQG - Overview: Hepatitis C Virus (HCV) RNA Quantification with Reflex to HCV Genotype, Serum

Detection of acute hepatitis C virus (HCV) infection before the appearance of HCV antibodies in serum (ie, <2 months from exposure) Detection and confirmation of chronic HCV infection and determining HCV genotype (1 to 5) to guide...

GID2 - Overview: Gastrointestinal Dysmotility, Autoimmune/Paraneoplastic Evaluation, Serum

Investigating unexplained weight loss, early satiety, anorexia, nausea, vomiting, constipation, or diarrhea in a patient with a past or family history of cancer or autoimmunity Directing a focused search for cancer Investigating...

DDITT - Overview: D-Dimer, Plasma

Excluding the diagnosis of acute pulmonary embolism or deep vein thrombosis, particularly when results of a sensitive D-dimer assay are combined with clinical information, including pretest disease probability(1-4) Diagnosis of...

VWD8B - Overview: von Willebrand Disease 2N (Subtype Normandy), Plasma

Diagnosing von Willebrand disease (VWD) type 2N Evaluating patients diagnosed with mild-to-moderate hemophilia A with an autosomal inheritance pattern Evaluating hemophilia A patients with a shortened survival of infused factor VIII...

RP - Overview: Respiratory Panel, PCR, Nasopharyngeal

Rapid detection of respiratory infections caused by the following: -Adenovirus -Coronavirus serotypes HKU1, NL63, 229E, OC43 - SARS-CoV-2, the causative agent of COVID-19 -Human metapneumovirus -Human rhinovirus/enterovirus -Influenza A...

WGSDX - Overview: Whole Genome Sequencing for Hereditary Disorders, Varies

Serving as a first-tier test to identify a molecular diagnosis in patients with suspected genetic disorders, which can allow for: -Better understanding of the natural history/prognosis -Targeted management (anticipatory guidance, management...

CATN - Overview: Calcitonin, Serum

Aids in the diagnosis and follow-up of medullary thyroid carcinoma Aids in the evaluation of multiple endocrine neoplasia type II and familial medullary thyroid carcinoma This test is not useful for evaluating calcium metabolic...

SNS - Overview: Supplemental Newborn Screen, Blood Spot

Presymptomatic identification of disorders to allow for early initiation of treatment and consequent improvement in the long-term prognosis of affected patients The conditions identifiable by amino acid and acylcarnitine analysis are...

ESTF - Overview: Estrogens, Estrone (E1) and Estradiol (E2), Fractionated, Serum

Simultaneous high-sensitivity determination of serum estrone and estradiol levels Situations requiring either higher sensitivity estradiol measurement, estrone measurement, or both, including -As part of the diagnosis and workup of...

DMS2 - Overview: Dementia, Autoimmune/Paraneoplastic Evaluation, Serum

Investigating new onset dementia and cognitive impairment plus 1 or more of the following using serum specimens: -Rapid onset and progression -Fluctuating course -Psychiatric accompaniments (psychosis, hallucinations) -Movement disorder...

E1 - Overview: Estrone, Serum

As part of the diagnosis and workup of precocious and delayed puberty in females and, to a lesser degree, males As part of the diagnosis and workup of suspected disorders of sex steroid metabolism (eg, aromatase deficiency and 17...

CYPAN - Overview: Cytokine Panel, Plasma

Understanding the etiology of infectious or chronic inflammatory diseases, when used in conjunction with clinical information and other laboratory testing Research studies in which an assessment of cytokine responses is needed

INHAB - Overview: Inhibin A and B, Tumor Marker, Serum

Aiding in the diagnosis of granulosa cell tumors and mucinous epithelial ovarian tumors Monitoring of patients with granulosa cell tumors and epithelial mucinous-type tumors of the ovary known to secrete inhibin A or overexpress inhibin B

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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....

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....