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Test Catalog

CUT - Overview: Copper, Liver Tissue

Diagnosing Wilson disease and primary biliary cirrhosis using liver tissue specimens

COBRU - Overview: Cobalt/Creatinine Ratio, Random, Urine

Detecting cobalt exposure in a random urine collection Monitoring metallic prosthetic implant wear This test is not useful for assessment of vitamin B12 activity.

COU - Overview: Cobalt, 24 Hour, Urine

Detecting cobalt exposure Monitoring metallic prosthetic implant wear This test is not useful to assess vitamin B12 activity.

HVAR - Overview: Homovanillic Acid, Random, Urine

Screening children for catecholamine-secreting tumors using a random urine collection when requesting homovanillic acid only Monitoring neuroblastoma treatment Screening patients with possible inborn errors of catecholamine metabolism

EMAIG - Overview: Endomysial Antibodies, IgG, Serum

Analysis of IgG-endomysial antibodies for the diagnosis of dermatitis herpetiformis and celiac disease Monitoring adherence to gluten-free diet in patients with dermatitis herpetiformis and celiac disease

HVDIP - Overview: HIV-1 and HIV-2 Antibody Confirmation and Differentiation, Plasma

Confirmation and differentiation of HIV-1 and HIV-2 antibodies in plasma specimens that show reactive results with third-(HIV-1/-2 antibody only) and 4th-generation (HIV antigen and antibody) HIV serologic assays This test is not useful as...

TTST - Overview: Testosterone, Total, Mass Spectrometry, Serum

Evaluating men with symptoms or signs of possible hypogonadism, such as loss of libido, erectile dysfunction, gynecomastia, osteoporosis, or infertility Evaluating boys with delayed or precocious puberty Monitoring testosterone...

NUTHX - Overview: Hazelnut-Food Components, IgE, Serum

Evaluation of patients with suspected hazelnut-food allergy to one of 4 hazelnut-food components

HVPPS - Overview: HIV-1 and HIV-2 Antibody Confirmation and Differentiation Prenatal, Serum

Confirmation and differentiation of HIV-1 and HIV-2 antibodies in serum specimens from prenatal patients who show reactive results with 3rd- (HIV-1/-2 antibody only) and 4th-generation (HIV antigen and antibody) HIV serologic assays This...

HVDSP - Overview: HIV-1 and HIV-2 Antibody Confirmation and Differentiation, Prenatal, Plasma

Confirmation and differentiation of HIV-1 and HIV-2 antibodies in plasma specimens from prenatal patients who show reactive results with 3rd- (HIV-1/-2 antibody only) and 4th-generation (HIV antigen and antibody) HIV serologic assays This...

HIVDI - Overview: HIV-1 and HIV-2 Antibody Confirmation and Differentiation, Serum

Confirmation and differentiation of HIV-1 and HIV-2 antibodies in serum specimens that show reactive results with third-(HIV-1/-2 antibody only) and 4th-generation (HIV antigen and antibody) HIV serologic assays Confirmation and...

ANST - Overview: Androstenedione, Serum

Diagnosis and differential diagnosis of hyperandrogenism, in conjunction with measurements of other sex steroids Diagnosis of congenital adrenal hyperplasia (CAH), in conjunction with measurement of other androgenic precursors,...

G6PD1 - Overview: Glucose 6-Phosphate Dehydrogenase Enzyme Activity, Blood

Evaluation of individuals with episodic or chronic Coombs-negative nonspherocytic hemolytic anemia Rapid testing to assess glucose 6-phosphate dehydrogenase (G6PD) enzyme capacity prior to rasburicase or other therapies that may cause...

ALBLD - Overview: Bleeding Diathesis Profile, Limited, Plasma

Detection of the more common potential causes of abnormal bleeding (eg, factor deficiencies/hemophilia, von Willebrand disease, factor-specific inhibitors) and a simple screen to evaluate for an inhibitor or severe deficiency of factor XIII...

VH - Overview: Vanillylmandelic Acid and Homovanillic Acid, Random, Urine

Preferred first test for screening for catecholamine-secreting tumors in a random urine specimen when requesting both homovanillic acid and vanillylmandelic acid Supporting a diagnosis of neuroblastoma Monitoring patients with a treated...

TSTIM - Overview: Targeted Stimulant Screen, Random, Urine

Aiding in the determination of compliance or identify illicit stimulant drug use This test is not intended for use in employment-related testing.

TSPU - Overview: Targeted Stimulant Screen, Random, Urine

Determining compliance or identifying illicit stimulant drug use This test is not intended for employment-related testing.

VMA - Overview: Vanillylmandelic Acid, 24 Hour, Urine

Screening children for catecholamine-secreting tumors using a 24-hour urine collection when requesting testing for vanillylmandelic acid only Supporting a diagnosis of neuroblastoma Monitoring patients with a treated neuroblastoma

RNP - Overview: RNP Antibodies, IgG, Serum

Evaluating patients with signs and symptoms of a connective tissue disease in whom the test for antinuclear antibodies is positive Testing for ribonucleoprotein particle antibodies is not useful in patients without demonstrable...

T4BPE - Overview: Thyroxine-Binding Protein Electrophoresis, Serum

Explaining unusual thyroxine (T4), free T4, and thyroxine-binding globulin test results that do not correlate with the patient's clinical presentation Detecting the presence of aberrant thyroxine-binding proteins, such as abnormal forms...

HVA - Overview: Homovanillic Acid, 24 Hour, Urine

Screening children for catecholamine-secreting tumors using a 24-hour urine collection when requesting homovanillic acid only Monitoring neuroblastoma treatment Screening patients with possible inborn errors of catecholamine metabolism

LDBF - Overview: Lactate Dehydrogenase (LDH), Body Fluid

Identification of exudative pleural effusions Lactate dehydrogenase in pericardial fluids is not diagnostically useful.

AH50 - Overview: Alternative Complement Pathway, Functional, Serum

Investigation of suspected alternative pathway complement deficiency, atypical hemolytic uremic syndrome, C3 glomerulonephritis, and dense-deposit disease

ARBI - Overview: Acetylcholine Receptor (Muscle AChR) Binding Antibody, Serum

Supporting the diagnosis of autoimmune myasthenia gravis (MG) in adults and children Distinguishing autoimmune from congenital MG in adults and children or other acquired forms of neuromuscular junction transmission disorders An adjunct...

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...

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

DHTS - Overview: Dihydrotestosterone, Serum

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

BCGRV - Overview: Immunoglobulin Gene Rearrangement, PCR, Varies

Determining whether a B-cell or plasma cell population is polyclonal or monoclonal in specimens other than blood or bone marrow Identifying neoplastic cells as having B-cell or plasma cell differentiation Monitoring for a persistent...

PREGN - Overview: Pregnenolone, Serum

An ancillary test for congenital adrenal hyperplasia, particularly in situations in which a diagnosis of both 21- and 11-hydroxylase deficiency have been ruled out Confirming a diagnosis of 3-beta-hydroxy dehydrogenase deficiency

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Second-Tier Assay for MPS I Newborn Screening Shows Remarkable Reduction of False Positives - Insights...

Mucopolysaccharidosis type I (MPS I) is a rare genetic disorder that typically presents with progressive multisystem involvement in early childhood. This condition results from the deficiency of the enzyme...

webinar on implementation of high-sensitivity troponin I assay - Insights

Cardiovascular Diseases, will be presenting a webinar on the implementation of a high-sensitivity troponin I assay. The webinar will be held February 13 from 1:00-2:00 p.m. eastern....

Should I Stay or Should I Go? - Insights

In this episode of “Lab Medicine Rounds,” host Justin Kreuter, M.D., and Rondell Graham, M.B.B.S., delve into the critical decisions involved in contemplating a role on the staff at the institution where you receive your training.

often oversimplified & misunderstood technology--Part I

In the last decade, genetic testing has evolved from single-gene Sanger based assays to much more complex next-generation sequencing (NGS) based assays.

inform novel treatments for kidney stones - Part I - Insights

A collaborative study between Mayo Clinic and the University of Illinois debunked the previous consensus about how kidney stones grow.