MHPRP - Overview: Metamycoplasma hominis, Molecular Detection, PCR, Plasma
Rapid, sensitive, and specific identification of Metamycoplasma hominis from plasma This test is not intended for medicolegal use.
Detecting zinc deficiency
THCG - Overview: Human Chorionic Gonadotropin (hCG), Quantitative, Pregnancy, Serum
Early detection of pregnancy Investigation of suspected ectopic pregnancy or other pregnancy-related complications Monitoring in vitro fertilization patients This test is not useful for detecting or monitoring tumors or gestational...
HMGA - Overview: High Mobility Group A2 (HMGA2) Immunostain, Technical Component Only
Identification of abnormal expression of the high mobility group protein, HMGA2
LGBWB - Overview: Globotriaosylsphingosine, Blood
Screening of patients with Fabry disease when a serum specimen is not available This test should not be used for newborn screening followup.
HCQ - Overview: Hydroxychloroquine, Serum
Monitoring serum hydroxychloroquine concentrations, assessing compliance, and adjusting dosage in patients
FENR - Overview: Fentanyl Screen with Reflex, Random, Urine
Screening for drug abuse or use involving fentanyl and confirmation of fentanyl if present in the screen
UE3 - Overview: Estriol, Unconjugated, Serum
As an adjunct biomarker in the prenatal diagnosis of disorders of fetal steroid metabolism, including Smith-Lemli-Opitz syndrome (1,2) and X-linked ichthyosis (placental sulfatase deficiency disorders) Evaluating primary or secondary fetal...
KRT34 - Overview: Keratin (34BE12) Immunostain, Technical Component Only
Identification of cells expressing high-molecular-weight cytokeratin
ASYNC - Overview: Alpha-Synuclein Protein Aggregates, Spinal Fluid
Detection of pathogenic alpha-synuclein (alpha-synuclein aggregates) in adult patients being assessed for clinically uncertain cognitive decline or clinically uncertain parkinsonian syndromes
WASQR - Overview: Alpha-Globin Gene Sequencing, Blood
Testing for nondeletional alpha thalassemia in a symptomatic individual Follow-up testing to an abnormal hemoglobin electrophoresis that identified an alpha-globin chain variant Evaluating for nondeletional alpha thalassemias in an...
ASO - Overview: Antistrep-O Titer, Serum
Demonstration of acute or recent streptococcal infection
MSUSC - Overview: Branched-Chain Amino Acids, Self-Collect, Blood Spot
Monitoring patients with maple syrup urine disease using specimens collected at home
CD200 - Overview: CD200 (OX2) Immunostain, Technical Component Only
Identifying the presence of CD200 (OX2) protein within chronic lymphocytic leukemia, small lymphocytic lymphoma, hairy cell leukemia, and primary mediastinal large B-cell lymphoma
MT - Overview: Metallothionein Immunostain, Technical Component Only
Supporting the diagnosis of Wilson disease
PNYA - Overview: Phenytoin, Total, Serum
Monitoring for appropriate therapeutic concentration Assessing compliance or toxicity
MEF2B - Overview: Myocyte Enhancer Factor 2 (MEF2B) Immunostain, Technical Component Only
Lymphoma classification
SABP - Overview: Streptococcal Antibodies Profile, Serum
Demonstration of acute or recent streptococcal infection using both antistreptolysin O and anti-DNase B titers
PIK3B - Overview: Cell-Free DNA PIK3CA Test, Blood
Identification of hormone receptor positive and human epidermal growth factor receptor 2 negative (HR+/HER2-) advanced breast cancer tumors that may be eligible for treatment with targeted kinase inhibitor therapy (eg, alpelisib).
ULFA - Overview: Cryptococcus Antigen Screen, Lateral Flow Assay, Random, Urine
Aiding in the diagnosis of infection with Cryptococcus neoformans or Cryptococcus gattii This test should not be used as a test of cure. This test should not be used as a screening procedure for the general population.
C1ES - Overview: C1 Esterase Inhibitor Antigen, Serum
Diagnosis of hereditary angioedema Monitoring levels of C1 esterase inhibitor in response to therapy
SGSU - Overview: Synthetic Glucocorticoid Screen, Random, Urine
Confirming the presence of the listed synthetic glucocorticoids Confirming the cause of secondary adrenal insufficiency
APHTS - Overview: Amphiphysin Antibody Titer Assay, Serum
Evaluating patients with recent onset of a subacute neurological disorder for which a paraneoplastic basis might be suspected, particularly if the patient has a previous history, risk factors, or family history of cancer, especially lung or...
MYCOG - Overview: Mycoplasma pneumoniae Antibodies, IgG, Serum
Screening for IgG antibodies in the indication of recent or past exposure to Mycoplasma pneumoniae
EIACD - Overview: Clostridioides difficile Toxin, EIA, Feces
Diagnosing the presence of toxigenic Clostridioides difficile
FCDU3 - Overview: Acetyl Fentanyl, Umbilical Cord Tissue
Acetyl Fentanyl, Umbilical Cord Tissue
HMUOE - Overview: Heavy Metal Occupational Exposure, with Reflex, Random, Urine
Preferred screening test for detection of arsenic, cadmium, mercury, and lead due to occupational exposure using random urine specimens
HMUCR - Overview: Heavy Metal/Creatinine Ratio, with Reflex, Random, Urine
Preferred screening test for detection of arsenic, cadmium, mercury, and lead in random urine specimens
MGMR - Overview: Myasthenia Gravis Evaluation with Muscle-Specific Kinase (MuSK) Reflex, Serum
Diagnosing 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 Establishing a quantitative...
NCDA - Overview: Congenital Dyserythropoietic Anemia Gene Panel, Next-Generation Sequencing, Varies
Confirming the diagnosis or carrier variant status of genes associated with congenital dyserythropoietic anemia Identifying variants within genes associated with phenotypic severity, allowing for predictive testing and further genetic...
MBX - Overview: Muscle Pathology Consultation
Obtaining a rapid, expert opinion on muscle biopsy specimens for diagnosis of acquired or inherited muscle diseases Guiding treatment and genetic testing, as well as investigating relevance of genetic variants of unknown significance
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...
SKETC - Overview: Ketones, Urine
Screening for the presence of ketoacidosis
FD10S - Overview: Drugs of Abuse Screen, Serum
Drugs of Abuse Screen, Serum
PSPTG - Overview: Phosphatidylserine/Prothrombin Antibody, IgG, Serum
Detecting IgG antibodies against phosphatidylserine/prothrombin complex in patients with strong suspicion of antiphospholipid syndrome (APS) who are negative for the APS criteria laboratory tests (lupus anticoagulant, IgG and IgM...
TXMGP - Overview: Toxoplasma gondii Antibody, IgM and IgG, Serum
Determining whether a patient has had previous exposure to or recent infection with Toxoplasma gondii IgG is not useful for diagnosing infection in infants younger than 6 months of age. IgG antibodies in this age group usually are the...
TLYME - Overview: Lyme IgM and IgG, Whole Cell Sonicate, ELISA, Serum
Supplemental testing for samples with positive or equivocal first-tier test results for antibodies to Lyme disease causing Borrelia species This test should not be used as a screening procedure for the general population.
ASUOE - Overview: Arsenic Occupational Exposure, with Reflex, Random, Urine
Preferred screening test for detection of occupational exposure to arsenic in random urine specimens
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
EPOR - Overview: Erythropoietin Receptor (EPOR) Gene, Exon 8 Sequencing, Whole Blood
Assessing EPOR in the evaluation of an individual with JAK2-negative erythrocytosis associated with lifelong sustained increased red blood cell (RBC) mass, elevated RBC count, hemoglobin, or hematocrit
WNS - Overview: West Nile Virus Antibody, IgG and IgM, Serum
Laboratory diagnosis of infection with West Nile virus using serum specimens
GNPRS - Overview: Protein S Deficiency, PROS1 Gene, Next-Generation Sequencing, Varies
Evaluating protein S deficiency in patients with a personal or family history suggestive of this hereditary thrombophilia Confirming a diagnosis of autosomal dominant protein S deficiency with the identification of a known or suspected...
EPPAN - Overview: Comprehensive Epilepsy With or Without Encephalopathy Gene Panel, Varies
Establishing a diagnosis of an epilepsy or seizure disorder associated with known causal genes Identifying disease-causing variants within genes known to be associated with inherited epilepsy or seizure disorders, allowing for predictive...
PBGU - Overview: Porphobilinogen, Quantitative, Random, Urine
First-order test for evaluating a suspected acute porphyria: acute intermittent porphyria, hereditary coproporphyria, and variegate porphyria
PARVS - Overview: Parvovirus B19 Antibodies, IgG and IgM, Serum
Serologic detection of recent or past parvovirus B19 infection
TDP - Overview: Thiamine (Vitamin B1), Whole Blood
Assessment of thiamine deficiency Measuring thiamine levels in patients with behavioral changes, eye signs, gait disturbances, delirium, and encephalopathy; or in patients with questionable nutritional status, especially those who appear...
PBLI - Overview: Plasma Cell Assessment, Blood
Detecting peripheral blood involvement by plasma cell proliferative disorders Establishing the diagnosis of and determining prognosis for plasma cell proliferative disorders
CHAGS - Overview: Trypanosoma cruzi Total Antibody, Enzyme-Linked Immunosorbent Assay, Serum
Diagnosis of chronic Trypanosoma cruzi infection (Chagas disease)
IGM - Overview: Immunoglobulin M (IgM), Serum
Detecting or monitoring of IgM monoclonal gammopathies and IgM-related immune deficiencies
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....