HSMWB - Overview: Hepatosplenomegaly Panel, Blood
As a component of the initial evaluation of a patient presenting with hepatosplenomegaly This test is not useful for the identification of carriers. This test should not be used as a monitoring for patients with confirmed diagnoses.
ARSBB - Overview: Arylsulfatase B, Blood Spot
Supporting the biochemical diagnosis of mucopolysaccharidosis type VI (MPS VI, Maroteaux-Lamy syndrome) This test is not useful for carrier detection for MPS VI
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)...
MSH6 - Overview: MSH6 Immunostain, Technical Component Only
Identifying patients at high risk for having hereditary nonpolyposis colorectal cancer, also known as Lynch syndrome, in an immunopanel including MSH6 and other mismatch repair markers Evaluation of tumor tissue to identify patients at...
17OHP - Overview: 17-Hydroxypregnenolone, Serum
As an ancillary test for congenital adrenal hyperplasia (CAH), particularly in situations in which a diagnosis of both 21- and 11-hydroxylase deficiency have been ruled out Confirming a diagnosis of 3-beta-hydroxysteroid dehydrogenase...
PENTS - Overview: Pentobarbital, Serum
Monitoring of pentobarbital therapy treatment
FIBAG - Overview: Fibrinogen Antigen, Plasma
Evaluation of fibrinogen deficiency Measuring fibrinogen in patients with elevated plasma levels of fibrin degradation products, patients receiving heparin, and in patients with antibodies to thrombin (following surgical use of topical...
BIWB - Overview: Bismuth, Blood
Determining bismuth toxicity
MEPHS - Overview: Mephobarbital and Phenobarbital, Serum
Monitoring of mephobarbital and phenobarbital therapy
HGCU - Overview: Mercury/Creatinine Ratio, Random, Urine
Detecting mercury toxicity using random urine specimens
PQNRU - Overview: Porphyrins, Quantitative, Random, Urine
Preferred test to begin assessment for congenital erythropoietic porphyria and porphyria cutanea tarda and during symptomatic periods for acute intermittent porphyria, hereditary coproporphyria, and variegate porphyria when specimen...
TLPDF - Overview: T-Cell Lymphoma, Diagnostic FISH, Varies
Detecting, at diagnosis, common chromosome abnormalities associated with specific T-cell lymphoma subtypes using a laboratory-designated probe set algorithm
MSH2 - Overview: MSH2 Immunostain, Technical Component Only
Identifying patients at high risk for having hereditary nonpolyposis colorectal cancer, also known as Lynch syndrome, in an immunopanel including MSH2 and other mismatch repair markers Evaluation of tumor tissue to identify patients at...
SHBG1 - Overview: Sex Hormone-Binding Globulin, Serum
Diagnosis and follow-up of women with signs or symptoms of androgen excess (eg, polycystic ovarian syndrome and idiopathic hirsutism) An adjunct in monitoring sex-steroid and antiandrogen therapy An adjunct in the diagnosis of disorders...
HSMBS - Overview: Hepatosplenomegaly Panel, Blood Spot
As a component of the initial evaluation of a patient presenting with hepatosplenomegaly, using dried blood spot specimens This test is not useful for the identification of carriers. This test should not be used as a monitoring tool for...
HGUOE - Overview: Mercury Occupational Exposure, Random, Urine
Detecting mercury toxicity due to occupational exposure
UPHB - Overview: pH, Body Fluid
Indicating the presence of infections or fistulas Verifying the effectiveness of treatment to reduce stomach pH Diagnosing disease states characterized by abnormal stomach acidity This test is not appropriate for measurement of...
GD65C - Overview: Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Spinal Fluid
Possible use in evaluating patients with autoimmune encephalitis, stiff-person syndrome, autoimmune ataxia, autoimmune epilepsy, and other acquired central nervous system disorders affecting gabaminergic neurotransmission
LAMO - Overview: Lamotrigine, Serum
Monitoring serum concentration of lamotrigine Assessing compliance Adjusting lamotrigine dose in patients receiving other anticonvulsant drugs that interact pharmacokinetically with lamotrigine
AMIO - Overview: Amiodarone, Serum
Monitoring amiodarone therapy, especially when amiodarone is coadministered with other drugs that may interact Evaluating possible amiodarone toxicity Assessing patient compliance
AMPHU - Overview: Amphetamines Confirmation, Random, Urine
Confirming drug exposure involving amphetamines such as amphetamine and methamphetamine, phentermine, pseudoephedrine/ephedrine, methylenedioxyamphetamine (MDA), and methylenedioxymethamphetamine (MDMA)
HGU - Overview: Mercury, 24 Hour, Urine
Detecting mercury toxicity using 24-hour urine specimens
CURCU - Overview: Copper/Creatinine Ratio, Random, Urine
Investigation of Wilson disease and obstructive liver disease using a random urine specimen
INTAD - Overview: Adalimumab Panel, Interpretation
Interpretation of therapeutic drug monitoring of adalimumab concentration and antibody levels
CCPQ - Overview: P/Q-Type Calcium Channel Antibody, Serum
Confirming a diagnosis of Lambert-Eaton syndrome Implicating autoimmunity as a disease-causing mechanism in patients with complex neurologic presentations, particularly in those with a history of cancer Implicating autoimmunity as the...
P62 - Overview: p62 Immunostain, Technical Component Only
Aids in diagnosing argyrophilic grain disease
OROT - Overview: Orotic Acid, Random, Urine
Evaluation of the differential diagnosis of hyperammonemia and hereditary orotic aciduria Sensitive indicator of ornithine transcarbamylase (OTC) activity after administration of allopurinol or a protein load to identify OTC carriers
GRH - Overview: Growth Hormone Immunostain, Technical Component Only
Aids in the identification of growth hormone adenomas
ADMA - Overview: Asymmetric Dimethylarginine, Plasma
Assessing the likelihood of future coronary events in patients with coronary heart disease, type II diabetes mellitus, or kidney disease Prompting intervention and assessing improvements among subjects with elevated ADMA and...
B2M - Overview: Beta-2-Microglobulin, Serum
Prognosis assessment of multiple myeloma Evaluation of renal tubular disorders
MUSK - Overview: Muscle-Specific Kinase (MuSK) Autoantibody, Serum
Diagnosis of autoimmune muscle-specific kinase (MuSK) myasthenia gravis Second-order test to aid in the diagnosis of autoimmune myasthenia gravis when first-line serologic tests are negative Establishing a quantitative baseline value...
SGSS - Overview: Synthetic Glucocorticoid Screen, Serum
Confirming the presence of listed synthetic glucocorticoids (see Interpretation) Confirming the cause of secondary adrenal insufficiency This test is not useful for detection of fluticasone propionate.
SOMAT - Overview: Somatostatin Immunostain, Technical Component Only
Aids in the characterization of pancreatic islet cell tumors or other neuroendocrine tumors
TRPS - Overview: Troponin T, 5th Generation, Plasma
Aiding in the exclusion of the diagnosis of acute coronary syndrome in a single plasma specimen Aiding in the diagnosis of acute coronary syndrome Monitoring acute coronary syndromes and estimating prognosis Possible utility in...
CARF - Overview: Carbamazepine, Free, Serum
Monitoring unbound or free carbamazepine levels in patients where the total carbamazepine result is within the therapeutic range, but the patient is experiencing side effects Monitoring carbamazepine (free) therapy in patients who are...
SGSU - Overview: Synthetic Glucocorticoid Screen, Random, Urine
Confirming the presence of the listed synthetic glucocorticoids Confirming the cause of secondary adrenal insufficiency
PMSBB - Overview: Postmortem Screening, Bile and Blood Spot
Postmortem evaluation of individuals at any age who died suddenly or unexpectedly; testing is particularly recommended under the following circumstances (risk factors): -Family history of sudden infant death syndrome or other sudden...
IGFB3 - Overview: Insulin-Like Growth Factor-Binding Protein 3, Serum
Diagnosing growth disorders Diagnosing adult growth hormone deficiency Monitoring of recombinant human growth hormone treatment As a possible adjunct to insulin-like growth factor 1 and growth hormone in the diagnosis and follow-up of...
PQNU - Overview: Porphyrins, Quantitative, 24 Hour, Urine
Preferred screening test for congenital erythropoietic porphyria and porphyria cutanea tarda and during symptomatic periods for acute intermittent porphyria, hereditary coproporphyria, and variegate porphyria when specimen transport will be...
ADALX - Overview: Adalimumab Quantitative with Reflex to Antibody, Serum
Therapeutic drug monitoring of adalimumab concentration and antibody levels, if appropriate
G6PDC - 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...
PKU - Overview: Phenylalanine and Tyrosine, Plasma
Monitoring effectiveness of dietary therapy in patients with hyperphenylalaninemia
VMAR - Overview: Vanillylmandelic Acid, Random, Urine
Screening children for catecholamine-secreting tumors using a random urine collection when requesting vanillylmandelic acid only Supporting a diagnosis of neuroblastoma Monitoring patients with a treated neuroblastoma
GDF15 - Overview: Growth Differentiation Factor 15, Plasma
A circulating biomarker in myopathy-related mitochondrial disease as well as other conditions Investigation of patients suspected of having a mitochondrial myopathy This assay is not suitable for carrier detection.
CARFT - Overview: Carbamazepine, Free and Total, Serum
Monitoring carbamazepine (free and total) therapy in patients who are uremic
TIWB - Overview: Titanium, Blood
Detecting and monitoring titanium exposure and potential implant status in patients with orthopedic implants
GD65S - Overview: Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Serum
Assessing susceptibility to autoimmune (type 1, insulin-dependent) diabetes mellitus and related endocrine disorders (eg, thyroiditis and pernicious anemia) Distinguishing between patients with type 1 and type 2 diabetes Confirming a...
AMPHX - Overview: Amphetamines Confirmation, Chain of Custody, Random, Urine
Confirming drug exposure involving amphetamines such as amphetamine and methamphetamine, phentermine, pseudoephedrine/ephedrine, methylenedioxymethamphetamine, and methylenedioxyamphetamine. Providing chain-of-custody for when the results...
HGUCR - Overview: Mercury/Creatinine Ratio, Random, Urine
Detecting mercury toxicity, a toxic heavy metal, using random urine specimens
NMRLP - Overview: Nuclear Magnetic Resonance Lipoprotein Profile, Serum
Assessment and management of a patient's risk for atherosclerotic cardiovascular disease Identifying residual risk that may be present in some patients on cholesterol targeting treatment
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.