Test Catalog Search Results

PBGDW - Overview: Porphobilinogen Deaminase, Washed Erythrocytes

Confirmation of a diagnosis of acute intermittent porphyria using washed erythrocyte specimens

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

SERPZ - Overview: SERPINA1 Gene, Full Gene Analysis, Varies

Identification of causative mutations when a deficient serum level of alpha-1-antitrypsin is not explained by routine testing, such as proteotyping, genotyping, or isoelectric focusing phenotyping. Determining the specific allelic variant...

SCOVT - Overview: Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), RNA Detection, ddPCR, Tissue

Detection of severe respiratory syndrome coronavirus 2 (SARS-CoV-2), the causative agent of coronavirus disease 2019 (COVID-19) in formalin-fixed, paraffin-embedded tissue

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...

T4 - Overview: T4 (Thyroxine), Total Only, Serum

Monitoring treatment with synthetic hormones (synthetic T3 [triiodothyronine] will cause a low total T4 [thyroxine]) Monitoring treatment of hyperthyroidism with thiouracil and other anti-thyroid drugs Index of thyroid function when the...

CRUZI - Overview: Trypanosoma cruzi (Chagas) Antibody Panel, Serum

Diagnosis of chronic Trypanosoma cruzi infection (Chagas disease) using two different methods

TOXGP - Overview: Toxoplasma gondii Antibody, IgG, Serum

Determining whether a patient has had previous exposure to or recent infection with Toxoplasma gondii This test is not useful for diagnosing infection in infants younger than 6 months of age. In that age group, IgG antibodies usually are...

TRYPT - Overview: Tryptase, Serum

Evaluation of individuals with suspected mast cell activation, which may occur as a result of anaphylaxis or allergen challenge Evaluation of patients with suspected mast cell activation syndrome Evaluation of patients with suspected...

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...

DCORT - Overview: 11-Deoxycortisol, Serum

Diagnostic workup of patients with congenital adrenal hyperplasia Part of metyrapone testing in the workup of suspected secondary or tertiary adrenal insufficiency Part of metyrapone testing in the differential diagnostic workup of...

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...

VHLE - Overview: VHL Gene, Erythrocytosis, Mutation Analysis, Varies

Diagnosis of suspected JAK2-negative VHL-related erythrocytosis associated with lifelong sustained increased RBC mass, elevated RBC count, hemoglobin, or hematocrit

VLCZ - Overview: Very Long Chain Acyl-CoA Dehydrogenase Deficiency, Full Gene Analysis, Varies

Confirmation of a diagnosis of very long chain acyl-CoA dehydrogenase (VLCAD) deficiency Carrier screening in cases where there is a family history of VLCAD deficiency, but an affected individual is not available for testing or...

SRAU - Overview: Serotonin Release Assay, Unfractionated Heparin, Mass Spectrometry, Serum

Detecting heparin-dependent platelet activating antibodies implicated in the pathogenesis of heparin-induced thrombocytopenia

GBAW - Overview: Beta-Glucosidase, Leukocytes

Diagnosis of Gaucher disease This test is not intended for carrier detection.

FAO - Overview: Fatty Acid Oxidation Probe Assay, Fibroblast Culture

In vitro confirmation of biochemical diagnoses of the following fatty acid oxidation disorders: -Short-chain acyl-CoA dehydrogenase deficiency -Medium-chain acyl-CoA dehydrogenase deficiency -Long-chain 3-hydroxyacyl-CoA dehydrogenase...

LFACX - Overview: Cryptococcus Antigen with Reflex, Spinal Fluid

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 performed as a screening procedure for the general population.

ADNA1 - Overview: Double-Stranded DNA (dsDNA) Antibodies, IgG, Serum

Evaluating patients with clinical features or at-risk for systemic lupus erythematosus (SLE) Monitoring disease activity, as an adjunct test, in patients with SLE previously positive for double-stranded DNA IgG antibodies

2B6Q - Overview: Cytochrome P450 2B6 Genotype, Varies

Aiding in determining therapeutic strategies for drugs that are metabolized by cytochrome P450 (CYP) 2B6 Providing information relevant to bupropion, efavirenz, ketamine, methadone, and nevirapine, as well as other medications metabolized...

1A2Q - Overview: Cytochrome P450 1A2 Genotype, Varies

Identifying individuals who are poor, intermediate, normal (extensive) or rapid metabolizers of drugs metabolized by cytochrome P450 1A2 to assist drug therapy decision making

MPS2B - Overview: Endogenous Mucopolysaccharidosis Type II (I2S [Iduronate-2-Sulfatase]) Biomarker, Blood Spot

Second-tier testing of newborns with an abnormal primary screening result for mucopolysaccharidosis type II (MPS II, decreased iduronate-2-sulfatase) Follow-up testing for evaluation of an abnormal newborn screening result for MPS II This...

CLFA - Overview: Cryptococcus Antigen Screen with Titer, Spinal Fluid

Aiding in the diagnosis of cryptococcosis This test should not be performed as a screening procedure for the general population. This test should not be used as a test of cure or to guide treatment decisions.

CATLN - Overview: Calcitonin, Fine-Needle Aspiration Biopsy Needle Wash, Lymph Node

As an adjunct to cytologic examination of fine-needle aspiration specimens in athyrotic individuals treated for medullary thyroid carcinoma to confirm or exclude metastases in enlarged or ultrasonographically suspicious lymph nodes

3A5Q - Overview: Cytochrome P450 3A5 Genotype, Varies

Aids in optimizing treatment with tacrolimus and other drugs metabolized by cytochrome P450 3A5

HIP12 - Overview: HIV-1/HIV-2 RNA Detection, Plasma

Diagnosis of HIV-1 and/or HIV-2 infection in individuals with indeterminate or inconclusive HIV serologic test results Diagnosis of HIV-1 and/or HIV-2 infection in individuals with acute or early HIV-1 and/or HIV-2 infection Diagnosis of...

HIS12 - Overview: HIV-1/HIV-2 RNA Detection, Serum

Diagnosis of HIV-1 and/or HIV-2 infection in individuals with indeterminate or inconclusive HIV serologic test results Diagnosis of HIV-1 and/or HIV-2 infection in individuals with acute or early HIV-1 and/or HIV-2 infection Diagnosis...

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...

LYWB - Overview: Lyme Disease Antibody, Immunoblot, Serum

Aiding in the diagnosis of systemic Lyme disease This test should not be used as a screening assay.

MRSAP - Overview: Methicillin Resistant Staphylococcus aureus, PCR, Nasal

Rapid screening test for Staphylococcus aureus nasal carriage that, if positive, indicates whether the S aureus is methicillin susceptible or resistant This test should not be used to guide or monitor treatment for methicillin-resistant S...

IL28Q - Overview: Interleukin 28B (IL28B) Variant (rs12979860), Varies

Predicting responsiveness of genotype 1 hepatitis C viral infections to combined pegylated-interferon and ribavirin-based therapies

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...

IGA - Overview: Immunoglobulin A (IgA), Serum

Detection or monitoring of IgA monoclonal gammopathies and IgA-related immune deficiencies

I2SB - Overview: Iduronate-2-Sulfatase, Blood Spot

Supporting the biochemical diagnosis of mucopolysaccharidosis II (MPS II; Hunter syndrome) This test is not useful for determining carrier status for MPS II.

HBA1C - Overview: Hemoglobin A1c, Blood

Evaluating the long-term control of blood glucose concentrations in patients with diabetes Diagnosing diabetes Identifying patients at increased risk for diabetes (prediabetes) This assay is not useful in determining day-to-day glucose...

NSE - Overview: Neuron-Specific Enolase, Serum

A follow-up marker in patients with neuron-specific enolase-secreting tumors of any type An auxiliary test in the diagnosis of small cell lung carcinoma An auxiliary test in the diagnosis of carcinoids, islet cell tumors, and...

NMH24 - Overview: N-Methylhistamine, 24 Hour, Urine

Screening for and monitoring of mastocytosis and disorders of systemic mast-cell activation, such as anaphylaxis and other forms of severe systemic allergic reactions using 24-hour urine collection specimens Monitoring therapeutic...

POXA1 - Overview: Oxalate, Plasma

Assessing the body pool size of oxalate in patients with enzyme deficiencies, such as primary hyperoxaluria (PH), or patients with enteric hyperoxaluria Aiding in the diagnosis of PH in a patient with chronic kidney disease of...

NCLBS - Overview: Neuronal Ceroid Lipofuscinosis, Two-Enzyme Panel, Blood Spot

Supporting the biochemical diagnosis of two neuronal ceroid lipofuscinoses, CLN1 and CLN2 This test is not useful for carrier detection.

OXNP - Overview: Oxysterols, Plasma

Investigating a possible diagnosis of Niemann-Pick disease types A, B, or C using plasma specimens Monitoring of individuals with Niemann-Pick type C disease This test is not useful for the identification of carriers.

OXYWB - Overview: Oxysterols, Blood

Investigating a possible diagnosis of Niemann-Pick disease type A, B, or C using whole blood specimens Monitoring of individuals with Niemann-Pick type C disease This test is not useful for the identification of carriers.

PNYG - Overview: Phenytoin, Total and Phenobarbital Group, Serum

Monitoring for appropriate therapeutic concentration of phenytoin and phenobarbital Assessing compliance or toxicity

PTOX - Overview: Toxoplasma gondii, Molecular Detection, PCR, Varies

Supporting the diagnosis of acute cerebral, ocular, disseminated, or congenital toxoplasmosis This test should not be used to screen healthy patients.