Aiding in the diagnosis of new cases of multiple myeloma or other plasma cell proliferative disorders using bone marrow specimens Identifying prognostic markers based on the abnormalities found This test should not be used to track the...
UHSD2 - Overview: Hemosiderin, Random, Urine
Detecting hemosiderinuria, secondary to excess hemolysis, as in incompatible blood transfusions, severe acute hemolytic anemia, or hemochromatosis for external patients.
DHES1 - Overview: Dehydroepiandrosterone Sulfate, Serum
Diagnosis and differential diagnosis of hyperandrogenism (in conjunction with measurements of other sex steroids) An adjunct in the diagnosis of congenital adrenal hyperplasia Diagnosis and differential diagnosis of premature adrenarche
IETG - Overview: Interference Evaluation Heterophile, Thyroglobulin Tumor Marker, Serum
Evaluation of suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result
SCIDP - Overview: Severe Combined Immunodeficiency (SCID) Gene Panel, Varies
Establishing a diagnosis of a severe combined immunodeficiency (SCID) associated with known causal genes Identifying variants within genes known to be associated with SCID, allowing for predictive testing of at-risk family members and/or...
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...
FRIFA - Overview: Rifampin Level (PKRIF)
Rifampin Level (PKRIF)
FHEP2 - Overview: Heparin Cofactor II
Assessment of thrombotic risk associated with heparin cofactor II levels.
ALT - Overview: Alanine Aminotransferase (ALT) (GPT), Serum
Diagnosis and monitoring of liver disease associated with hepatic necrosis
RUFI - Overview: Rufinamide, Serum
Monitoring serum rufinamide concentrations, assessing compliance, and adjusting dosage in patients receiving other drugs that interact pharmacokinetically with rufinamide (ie, drugs that induce liver CYP3A4 enzymes) and may be helpful in...
FHVGM - Overview: Hantavirus Antibody (IgG, IgM)
Hantavirus Antibody (IgG, IgM)
FASCC - Overview: Amphetamines Analysis, Serum
Amphetamines Analysis, Serum
CRTS1 - Overview: Creatinine with Estimated Glomerular Filtration Rate (eGFR), Serum
Diagnosing and monitoring treatment of acute and chronic kidney diseases Adjusting dosage of renally excreted medications Monitoring kidney transplant recipients Estimating glomerular filtration rate for people with chronic kidney...
CRCL - Overview: Creatinine Clearance, Serum and 24-Hour Urine
Estimation of glomerular filtration rate
CATPF - Overview: Cat Epithelium, IgE, with Reflex to Cat Epithelium Components, IgE, Serum
Evaluating patients with suspected cat allergy
NUTHR - Overview: Hazelnut-Food, IgE with Reflex to Hazelnut-Food Components, IgE, Serum
Evaluation of patients with suspected hazelnut-food allergy
NUTHX - Overview: Hazelnut-Food Components, IgE, Serum
Evaluation of patients with suspected hazelnut-food allergy to one of 4 hazelnut-food components
PBCPN - Overview: Primary Biliary Cholangitis Antibody Panel, Serum
Evaluation of at-risk or previously diagnosed primary biliary cholangitis patients with new features of other liver diseases or systemic autoimmune diseases
Identifying individuals who are at increased risk of adverse drug reactions with drugs that are metabolized by uridine diphosphate glucuronosyltransferase (UGT1A1); especially irinotecan but also atazanavir, nilotinib, pazopanib, and...
SGUR - Overview: Specific Gravity, Random, Urine
As a partial assessment of the kidney's ability to concentrate urine
Evaluating patients with suspected stiff-person syndrome (classical or focal forms, such as stiff-limb or stiff-trunk) and progressive encephalomyelitis with rigidity and myoclonus using serum specimens
CSU - Overview: Chyluria Screen, Random, Urine
Aiding in the diagnosis of chyluria (galacturia)
PMCMG - Overview: Postmortem Cardiomyopathy Gene Panel, Tissue
Providing a comprehensive postmortem genetic evaluation in the setting of a sudden death attributed to cardiomyopathy or with a personal or family history suggestive of a hereditary form of cardiomyopathy Identifying a disease-causing...
FNTSM - Overview: Neurotransmitter Profile 3
Neurotransmitter Profile 3
LLPT - Overview: Leukemia/Lymphoma Immunophenotyping, Flow Cytometry, Tissue
Evaluation of tissues for potential involvement by: -Chronic lymphoproliferative disorders -Malignant lymphomas -Acute lymphoblastic leukemia -Acute myelogenous leukemia
CDIFS - Overview: Clostridioides difficile Culture with Antimicrobial Susceptibilities, Varies
Providing an isolate suitable for antimicrobial susceptibility testing to direct antimicrobial therapy of extraluminal infections and in cases of treatment failure
PARDP - Overview: Inherited Parkinson Disease Gene Panel, Varies
Establishing a molecular diagnosis for patients with Parkinson disease Identifying variants within genes known to be associated with Parkinson disease, allowing for predictive testing of at-risk family members
UOSMU - Overview: Osmolality, Random, Urine
Assessing the concentrating and diluting ability of the kidney
UNHB - Overview: Hemoglobin Stability, Blood
Work-up of congenital hemolytic anemias
Investigating pancreatic disorders, usually pancreatitis
URCON - Overview: Urea, Random, Urine
Assessment of kidney failure (prerenal vs acute kidney injury)
TTST - Overview: Testosterone, Total, Mass Spectrometry, Serum
Evaluating men with symptoms or signs of possible hypogonadism, such as loss of libido, erectile dysfunction, gynecomastia, osteoporosis, or infertility Evaluating boys with delayed or precocious puberty Monitoring testosterone...
DLAU - Overview: D-Lactate, Urine
Preferred test for diagnosing D-lactate acidosis, especially in patients with jejunoileal bypass and short-bowel syndrome
CDOMB - Overview: Cadmium for Occupational Monitoring, Blood
Detecting exposure to cadmium, a toxic heavy metal, as a part of occupational monitoring
CDB - Overview: Cadmium, Blood
Detecting exposure to cadmium, a toxic heavy metal
ACMA - Overview: Acetaminophen, Serum
Monitoring toxicity in overdose cases
TPI1 - Overview: Triosephosphate Isomerase Enzyme Activity, Blood
Evaluating individuals with chronic nonspherocytic hemolytic anemia Evaluating individuals with early onset neurologic impairment Genetic counseling for families with triosephosphate isomerase deficiency
DOXA1 - Overview: Oxalate Analysis, Hemodialysate
Determining the amount of oxalate removed during a dialysis session Individualizing the dialysis prescription of hyperoxaluric patients
MTXSG - Overview: Methotrexate Post Glucarpidase, Serum
Monitoring methotrexate concentrations post-glucarpidase therapy Documenting failure to respond that may be due to noncompliance Guiding dosage adjustments in patients with kidney failure
CCTR - Overview: Calcium/Creatinine Ratio, Random, Urine
Calculation of calcium concentration per creatinine concentration
MONOS - Overview: Infectious Mononucleosis, Rapid Test, Serum
Diagnosis of Epstein-Barr virus mononucleosis
TRMP - Overview: Trimipramine, Serum
Monitoring trimipramine concentration during therapy Evaluating potential trimipramine toxicity May aid in evaluating patient compliance
TLB - Overview: Thallium, Blood
Detecting toxic exposure in whole blood specimens
RAMIK - Overview: Amikacin, Random, Serum
Monitoring adequacy of blood concentration during amikacin therapy
PAMIK - Overview: Amikacin, Peak, Serum
Monitoring adequacy of serum concentration during amikacin therapy
SORBU - Overview: Sorbitol and Mannitol, Quantitative, Random, Urine
Monitoring effectiveness of treatment in patients with phosphomannomutase 2 deficiency (PMM2-CDG) Establishing a baseline level prior to initiating treatment for PMM2-CDG This test is not useful for diagnosing congenital disorders of...
POU - Overview: Phosphorus, 24 Hour, Urine
Evaluation of hypo- or hyper-phosphatemic states Evaluation of patients with nephrolithiasis
ALC - Overview: Ethanol, Blood
Detection of ethanol (ethyl alcohol) in blood to document prior consumption or administration of ethanol Quantification of the concentration of ethanol in blood correlates directly with degree of intoxication This test is not intended for...
PA - Overview: Procainamide and N-Acetylprocainamide, Serum
Monitoring therapy with procainamide Assessing compliance Evaluating procainamide toxicity
SDEX - Overview: Sickle Solubility, Blood
Screening for presence or absence of hemoglobin (Hb) S (sickle cell disease)
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....