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
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
ARSAW - Overview: Arylsulfatase A, Leukocytes
Preferred enzymatic test for detection of arylsulfatase A deficiency This test is not suitable for carrier detection.
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
MPQU - Overview: Monoclonal Protein Quantitation, 24 Hour, Urine
Monitoring patients with monoclonal gammopathies using 24-hour urine collections
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...
TGABI - Overview: Thyroglobulin Antibody, Serum
Initial testing as a part of evaluating suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result
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
IGE - Overview: Immunoglobulin E (IgE), Serum
Evaluating patients with suspected diseases associated with elevations in total immunoglobulin E (IgE), including allergic disease, primary immunodeficiencies, infections, malignancies, or other inflammatory diseases Diagnostic evaluation...
FBL - Overview: Fungal Culture, Blood
Diagnosis and treatment of the etiologic agents of fungemia
LDLD - Overview: Low-Density Lipoprotein (LDL) Cholesterol, Beta-Quantification, Serum
Evaluation of cardiovascular risk Verification of estimated low-density lipoprotein cholesterol (LDL-C) in patients with hypertriglyceridemia or extremely low LDL-C Diagnosis of familial hypobetalipoproteinemia and abetalipoproteinemia
MINT - Overview: Molecular Interpretation
Interpretation of the hereditary erythrocytosis profile
MECPI - Overview: Methicillin Resistance Gene, Molecular Detection, PCR, Varies
Detecting mecA in staphylococcal bacterial isolates Evaluating treatment options when oxacillin or cefoxitin breakpoints are unavailable (eg, certain Staphylococcus species other than Staphylococcus aureus) Predicting antimicrobial...
ALAD - Overview: Aminolevulinic Acid Dehydratase, Whole Blood
Preferred confirmation test for the diagnosis of aminolevulinic acid dehydratase deficiency porphyria This test is not useful for detecting lead intoxication.
Determining the resistance of species of Nocardia and other aerobic actinomycetes to antimicrobial agents. This test is not useful for determining resistance of aerobic actinomycetes species of the following genera: Actinoallomurus,...
ALU - Overview: Aluminum, 24 Hour, Urine
Monitoring aluminum exposure Preferred matrix for assessment of exposure in patients with normal kidney function since rapidly filtered by kidneys Monitoring metallic prosthetic implant wear This test is not an acceptable substitute for...
ALUCR - Overview: Aluminum/Creatinine Ratio, Random, Urine
Monitoring aluminum exposure when a 24-hour urine cannot be collected Monitoring metallic prosthetic implant wear when a 24-hour urine cannot be collected This test is not an acceptable substitute for serum aluminum measurements and is...
ALAUR - Overview: Aminolevulinic Acid, Urine
Assisting in the differential diagnosis of the acute hepatic porphyrias
ACMFS - Overview: Acetylcholine Receptor Modulating Antibody, Flow Cytometry Assay, Serum
Diagnosis for 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. This test is a...
BILEA - Overview: Bile Acids, Total, Serum
An aid in the evaluation of liver function Evaluation of liver function changes before the formation of more advanced clinical signs of illness such as icterus An aid in the determination of hepatic dysfunction as a result of chemical and...
BARRP - Overview: Bartonella, Molecular Detection, PCR, Varies
Aiding in the diagnosis of Bartonella infection
SCOC - Overview: Coccidioides Antibody, Complement Fixation and Immunodiffusion, Serum
Diagnosis of coccidioidomycosis using serum specimens
HGUCR - Overview: Mercury/Creatinine Ratio, Random, Urine
Detecting mercury toxicity, a toxic heavy metal, using random urine specimens
NMHR1 - Overview: N-Methylhistamine, Random, 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 as a part of a random urine collection profile Monitoring therapeutic...
NMH1D - 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 as a part of a profile Monitoring therapeutic progress in conditions...
POWV - Overview: Powassan Virus, IgM, Enzyme-Linked Immunosorbent Assay, Serum
Diagnosis of Powassan virus infection. This test should not be used as a screening procedure for the general population. This test should not be used as a "test of cure."
FUNID - Overview: Culture Referred for Identification, Fungus
Identification of pure isolates of filamentous fungi and yeast
Detection and confirmation of drug use of cannabis/marijuana and to specifically identify and quantify delta-8 carboxy tetrahydrocannabinol (THC-COOH) and delta-9-THC-COOH Chain of custody is required whenever the results of testing could...
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.
COKEX - Overview: Cocaine and Metabolite Confirmation, Chain of Custody, Random, Urine
Detecting and confirming drug abuse involving cocaine Chain of custody is required whenever the results of testing could be used in a court of law. Its purpose is to protect the rights of the individual contributing the specimen by...
PLP - Overview: Pyridoxal 5-Phosphate, Plasma
Determining vitamin B6 status, including in persons who present with progressive nerve compression disorders, such as carpal tunnel and tarsal tunnel syndromes Determining the overall success of a vitamin B6 supplementation...
Diagnostic workup of patients with a high probability of BCR-ABL1-positive hematopoietic neoplasms, particularly acute lymphoblastic leukemia (B-lymphoblastic leukemia), to provide a pretreatment quantitative level of BCR-ABL1 mRNA...
FBIOT - Overview: Vitamin B7, H (Biotin)
Vitamin B7, H (Biotin)
GLSF - Overview: Glucose, Spinal Fluid
Investigating possible central nervous system infection
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....
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....
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....
Week in Review: November 1 - Insights
Top highlights include: Facebook launches into the digital space of healthcare, medical breakthrough for Ebola, and how the brain makes memories.