DHEA_ - Overview: Dehydroepiandrosterone (DHEA), Serum
Diagnosing and differential diagnosis of hyperandrogenism (in conjunction with measurements of other sex steroids) As an initial screen in adults with bioavailable testosterone measurement that may be supplemented with measurements of sex...
DSM5X - Overview: Drugs of Abuse Screen 5, Chain of Custody, Meconium
Identifying amphetamines (and methamphetamines), opiates, and phencyclidine, as well as metabolites of cocaine and marijuana in meconium specimens Chain of custody is required whenever the results of testing could be used in a court of...
DSM4X - Overview: Drugs of Abuse Screen 4, Chain of Custody, Meconium
Identifying amphetamines (and methamphetamines) and opiates, as well as metabolites of cocaine and marijuana in meconium specimen Chain of custody is required whenever the results of testing could be used in a court of law. Its purpose is...
BAIPD - Overview: Bile Acids for Peroxisomal Disorders, Serum
Biomarker for peroxisomal biogenesis disorders, such as Zellweger spectrum disorder and single enzyme defects of bile acid synthesis, including D-bifunctional protein deficiency and alpha methyl CoA racemases Monitoring patients receiving...
OPATX - Overview: Opiates Confirmation, Chain of Custody, Random, Urine
Detection and quantification of codeine, hydrocodone, oxycodone, morphine, hydromorphone, oxymorphone, noroxycodone, noroxymorphone, norhydrocodone, dihydrocodeine, and naloxone in urine Chain of custody is required whenever the results of...
Detecting drug use involving stimulants, barbiturate, benzodiazepines, cocaine, opioids, tetrahydrocannabinol, alcohol, and nicotine This test is not intended for use in employment-related testing.
PTP - Overview: Porphyrins, Total, Plasma
Monitoring treatment of patients with porphyria cutanea tarda
XHIM - Overview: X-Linked Hyper IgM Syndrome, Blood
Screening for X-linked hyper-IgM (XL-HIGM) or CD40L deficiency, primarily in male patients younger than 10 years Ascertaining XL-HIGM carrier status in women of child-bearing age (younger than 45 years)
HIAAR - Overview: 5-Hydroxyindoleacetic Acid, Random, Urine
Biochemical diagnosis and monitoring of intestinal carcinoid syndrome using random urine specimens
ASU24 - Overview: Arsenic with Reflex, 24 Hour, Urine
Preferred screening test for detection of arsenic exposure using 24-hour urine specimens
TPRPS - Overview: ThinPrep Screen, Varies
Screening for cervical carcinoma or intraepithelial lesions
TOPSU - Overview: Targeted Opioid Screen, Random, Urine
Qualitatively (present vs not detected) identifying 33 opioid compounds (parent drug and metabolites) in urine to help determine compliance or identify illicit opioid drug use This test is not intended for use in employment-related...
Detection and differentiation between recent, past/resolved, or chronic hepatitis B Diagnosis of recent hepatitis B virus (HBV) infection during the "window period" when both hepatitis B surface (HBs) antigen and anti-HBs are negative...
HBC - Overview: Hepatitis B Virus Core Total Antibodies, Serum
Diagnosis of recent or past hepatitis B Determination of occult hepatitis B in otherwise healthy hepatitis B virus carriers with negative test results for hepatitis B surface (HBs) antigen, anti-HBs, anti-HB core IgM, hepatitis Be (HBe)...
GP210 - Overview: GP210 Antibody, IgG, Serum
Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA)-negative patients by identification of gp210 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease
GLBF - Overview: Glucose, Body Fluid
Aiding in the diagnosis of infection using body fluid specimens
Assessing pure isolates of Helicobacter pylori to predict clarithromycin resistance or susceptibility
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...
LBCS - Overview: Labile Bound Copper, Serum
May be useful in the evaluation of copper-related disorders, including Wilson disease
Detection of genotypic resistance to pyrazinamide by Mycobacterium tuberculosis complex isolates
MALP - Overview: Malabsorption Evaluation Panel, Feces
Evaluation of patients with suspected malabsorption, as suggested by chronic diarrhea, unexplained weight loss, or nutritional deficiencies Differentiation between causes of malabsorption, specifically inflammatory conditions, pancreatic...
APGH - Overview: Alpha-Subunit Pituitary Tumor Marker, Serum
Adjunct in the diagnosis of pituitary tumors As part of the follow-up of treated pituitary tumor patients Differential diagnosis of thyrotropin-secreting pituitary tumor versus thyroid hormone resistance Differential diagnosis of...
ASUOE - Overview: Arsenic Occupational Exposure, with Reflex, Random, Urine
Preferred screening test for detection of occupational exposure to arsenic in random urine specimens
AATTF - Overview: Antithrombin Activity, with Reflex to Antithrombin Antigen, Plasma
Diagnosis of antithrombin deficiency, acquired or congenital
ASUCR - Overview: Arsenic/Creatinine, Ratio, with Reflex, Random, Urine
Preferred screening test for detection of arsenic exposure using random urine specimens
ANAES - Overview: Bacterial Culture, Anaerobic with Antimicrobial Susceptibilities, Varies
Diagnosing anaerobic bacterial infections Directing antimicrobial therapy for anaerobic infections
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...
PEE - Overview: Porphyrins Evaluation, Whole Blood
Establishing a biochemical diagnosis of erythropoietic protoporphyria and X-linked dominant protoporphyria
MPNCM - Overview: Myeloproliferative Neoplasm, CALR with Reflex to MPL, Varies
Aiding in the distinction between a reactive cytosis and a myeloproliferative neoplasm when JAK2V617F testing result is negative
SP100 - Overview: SP100 Antibody, IgG, Serum
Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA) negative patients by identification of Sp100 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease
CASHX - Overview: Cashew Component, IgE, Serum
Evaluation of patients with suspected cashew allergy to component Ana o 3
CTBID - Overview: Culture Referred for Identification, Mycobacterium and Nocardia, Varies
Rapid identification to the species level for Mycobacterium species, Nocardia species, and other aerobic actinomycete genera and species from pure culture isolates
Evaluating for chronic inflammatory demyelinating polyradiculoneuropathy (CIDP) and related demyelinating peripheral neuropathies
CINP - Overview: Cortisol, Mass Spectrometry, Serum
Second-order testing when cortisol measurement by immunoassay (eg, CORT / Cortisol, Serum) gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous synthetic steroids...
2C9QT - Overview: Cytochrome P450 2C9 Genotype, Varies
Identifying individuals who may be at risk for altered metabolism of drugs that are modified by cytochrome P450 2C9
EPO - Overview: Erythropoietin, Serum
An aid in distinguishing between primary and secondary polycythemia Differentiating between appropriate secondary polycythemia (eg, high-altitude living, pulmonary disease, tobacco use) and inappropriate secondary polycythemia (eg,...
GALTP - Overview: Galactose-1-Phosphate Uridyltransferase Biochemical Phenotyping, Erythrocytes
Determining the biochemical phenotype for galactosemia when enzymatic and molecular results are incongruent
CDAU7 - Overview: Drug Abuse Survey with Confirmation, Panel 9, Random, Urine
Detecting drug abuse involving, amphetamines, barbiturates, benzodiazepines, cocaine, ethanol, methadone, opiates, phencyclidine, and tetrahydrocannabinol This test is intended to be used in a setting where the test results can be used...
GLIC - Overview: CD8 T-Cell Immune Competence, Global, Blood
Determining overimmunosuppression within the CD8 T-cell compartment, when used on transplant recipients and patients with autoimmune disorders receiving therapy with immunosuppressant agents
PN10X - Overview: Pain Clinic Survey 10, Chain of Custody, Random, Urine
Detecting drug use involving amphetamines, barbiturates, benzodiazepines, cocaine, methadone, opiates, phencyclidine, and carboxy-tetrahydrocannabinol This chain-of-custody test is intended to be used in a setting where the test results...
MAC1 - Overview: Myelopathy, Autoimmune/Paraneoplastic Evaluation, Spinal Fluid
Evaluating patients with suspected autoimmune myelopathy, myelitis, and paraneoplastic myelopathy using spinal fluid specimens
CMMPS - Overview: Cobalamin, Methionine, and Methylmalonic Acid Pathways, Serum
Screening and monitoring patients suspected of or confirmed with an inherited disorder of methionine, cobalamin, or propionate metabolism using serum specimens Evaluating individuals with suspected deficiency of vitamin B12
CMMPP - Overview: Cobalamin, Methionine, and Methylmalonic Acid Pathways, Plasma
Screening and monitoring patients suspected of or confirmed with an inherited disorder of methionine, cobalamin, or propionate metabolism using plasma specimens Evaluating individuals with suspected deficiency of vitamin B12
MAS1 - Overview: Myelopathy, Autoimmune/Paraneoplastic Evaluation, Serum
Evaluating patients with suspected autoimmune myelopathy, myelitis, and paraneoplastic myelopathy using serum specimens
EPS2 - Overview: Epilepsy, Autoimmune/Paraneoplastic Evaluation, Serum
Investigating new onset cryptogenic epilepsy with incomplete seizure control and duration of less than 2 years, using serum specimens Investigating new onset cryptogenic epilepsy plus 1 or more of the following accompaniments: -Psychiatric...
EPC2 - Overview: Epilepsy, Autoimmune/Paraneoplastic Evaluation, Spinal Fluid
Investigating new onset cryptogenic epilepsy with incomplete seizure control and duration of fewer than 2 years using spinal fluid specimens Investigating new onset cryptogenic epilepsy plus 1 or more of the following...
Aiding in the distinction between the myeloproliferative neoplasm polycythemia vera and other secondary erythrocytosis
PMPDD - Overview: PMP22 Gene, Large Deletion/Duplication Analysis, Varies
Diagnosis of Charcot-Marie-Tooth type 1A or hereditary neuropathy with liability to pressure palsies
OHPG - Overview: 17-Hydroxyprogesterone, Serum
Screening test for congenital adrenal hyperplasia (CAH), caused by either 11- or 21-hydroxylase deficiency, when used in combination with testing for cortisol and androstenedione As part of a battery of tests to evaluate women with...
2HGA - Overview: 2-Hydroxyglutaric Acid Chiral Analysis, Quantitative, Random, Urine
Determining type of 2-hydroxyglutaric aciduria by chiral analysis of urine
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.