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Test Catalog
Detection of RUNX1-RUNX1T1 gene fusion in acute myeloid leukemia patients at the time of diagnosis Minimal residual disease monitoring during the clinical and therapeutic course of these patients
DHTS - Overview: Dihydrotestosterone, Serum
Monitoring patients receiving 5-alpha reductase inhibitor therapy or chemotherapy Evaluating patients with possible 5-alpha reductase deficiency
FRDIG - Overview: Digoxin, Free, Serum
Evaluating recrudescent (breakthrough) digoxin toxicity in renal-failure patients Assessing the need for more antidigoxin Fab to be administered Deciding when to reintroduce digoxin therapy Monitoring patients with possible...
CARTF - Overview: Carbamazepine Profile, Serum
Monitoring patients exhibiting symptoms of carbamazepine toxicity whose total serum carbamazepine concentration is within the therapeutic range, but who may be producing significant levels of the active metabolite epoxide Free...
KI67B - Overview: Ki-67(MIB-1), Breast, Quantitative Immunohistochemistry, Automated
Determining proliferation of tumor cells in paraffin-embedded tissue blocks from patients diagnosed with breast carcinoma
ROPG - Overview: Measles (Rubeola) Antibodies, IgG, Serum
Determining immune status of individuals to the measles virus Documenting previous infection with measles virus in an individual without a previous record of immunization to measles virus
ROM - Overview: Measles (Rubeola) Antibodies, IgM, Serum
Determining acute-phase infection with rubeola (measles) virus using IgM antibody testing Aiding in the identification of nonimmune individuals through IgM antibody testing
TXM - Overview: Toxoplasma gondii Antibody, IgM, Serum
Detecting recent infection with Toxoplasma gondii
SSCTU - Overview: S-Sulfocysteine Panel, Urine
Diagnosis of molybdenum cofactor deficiency, isolated sulfite oxidase deficiency, and hereditary xanthinuria Monitoring patients with molybdenum cofactor deficiency or isolated sulfite oxidase deficiency who are on treatment
WNMS - Overview: West Nile Virus Antibody, IgM, Serum
Detection of IgM antibodies in West Nile virus infections
GLP - Overview: Glucagon, Plasma
Diagnosis and follow-up of glucagonomas and other glucagon-producing tumors Assessing diabetic patients with problematic hyper- or hypoglycemic episodes (extremely limited utility)
YERSC - Overview: Yersinia Culture, Feces
Determining whether Yersinia species may be the cause of diarrhea Reflexive testing for Yersinia species from nucleic acid amplification test-positive feces This test is generally not useful for patients hospitalized more than 3 days...
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...
PSA - Overview: Prostate-Specific Antigen (PSA) Diagnostic, Serum
As an aid in the detection of prostate cancer when used in conjunction with a digital rectal exam in men 50 years and older As an aid in the prognosis and management of individuals diagnosed with prostate cancer
FRBP - Overview: Retinol Binding Protein
Retinol Binding Protein
AMLPF - Overview: Acute Myeloid Leukemia (AML), FISH, Pediatric, Varies
This test should not be used to screen for residual acute myeloid leukemia (AML). Useful at diagnosis for detecting recurrent common chromosome abnormalities in pediatric patients with AML An adjunct to chromosome studies in patients with...
AATHR - Overview: Thrombophilia Profile, Plasma and Whole Blood
Evaluating patients with thrombosis or hypercoagulability states Detecting a lupus-like anticoagulant; dysfibrinogenemia; disseminated intravascular coagulation/intravascular coagulation and fibrinolysis Detecting a deficiency of...
AHEP - Overview: Acute Viral Hepatitis Profile, Serum
Differential diagnosis of recent acute viral hepatitis
BTKSG - Overview: Bruton Tyrosine Kinase, BTK Full Gene Analysis, Varies
Confirming a diagnosis of X-linked agammaglobulinemia in patients with a history of recurrent sinopulmonary infections, profound hypogammaglobulinemia, and less than 1% peripheral B cells, with or without abnormal Bruton tyrosine kinase...
CRHEP - Overview: Chronic Viral Hepatitis (Unknown Type), Serum
Diagnosis and evaluation of patients with symptoms of hepatitis lasting more than 6 months Distinguishing between chronic hepatitis B and C
HMDB - Overview: Heavy Metals Screen with Demographics, Blood
Detecting exposure to arsenic, lead, cadmium, and mercury
QNKS - Overview: Natural Killer (NK)/Natural Killer T-Cell Subsets, Quantitative, Blood
Quantitation of the major natural killer (NK)-cell subsets relative to total NK cells (NK cell subsets) or total lymphocytes (NK T cells) Assessment in the following clinical contexts: HIV, primary immune deficiencies with NK cell...
BRTP - Overview: Rapid Hereditary Breast Cancer Treatment Decision Panel, Varies
Establishing a diagnosis of a hereditary breast cancer syndrome allowing for surgical and management decision making Determining therapeutic eligibility with poly (adenosine diphosphate-ribose) polymerase inhibitors based on certain gene...
Evaluation of known or suspected hematologic neoplasms, specifically of myeloid origin (eg, acute myeloid leukemia, myelodysplastic syndrome, myeloproliferative neoplasm, myelodysplastic/myeloproliferative neoplasm, unexplained cytopenias)...
Predicting potential for toxicity to thiopurine drugs (6-mercaptopurine, 6-thioguanine, and azathioprine)
2D6Q - Overview: Cytochrome P450 2D6 Comprehensive Cascade, Varies
Providing information relevant to tamoxifen, codeine, and tramadol, as well as other medications metabolized by cytochrome P450 2D6 Determining the exact genotype when other methods fail to generate this information or if...
DOGPF - Overview: Dog Dander, IgE, with Reflex to Dog Dander Components, IgE, Serum
Evaluating patients with suspected dog dander allergy
MCLNG - Overview: MayoComplete Lung Cancer-Targeted Gene Panel with Rearrangement, Tumor
Diagnosis and management of patients with lung cancer Assessing microsatellite instability
NONCP - Overview: Neuro-Oncology Expanded Gene Panel with Rearrangement, Tumor
Identifying mutations and rearrangements that may support a diagnosis or help determine prognosis for patients with central nervous system tumors Identifying specific mutations and rearrangements within genes known to be associated with...
WAGDR - Overview: Alpha Globin Cluster Locus Deletion/Duplication, Blood
Diagnosis of alpha-thalassemia Carrier screening for individuals from high-risk populations for alpha-thalassemia This test is not useful for diagnosis or confirmation of beta-thalassemia or hemoglobinopathies.
HBNTP - Overview: Hepatitis B Virus Surface Antigen Confirmation, Prenatal, Serum
Diagnosis of acute, recent, or chronic hepatitis B in prenatal patients This test is not useful during the "window period" of acute hepatitis B (ie, after disappearance of hepatitis B virus surface antigen [HBsAg] and prior to appearance...
FET - Overview: Iron, Liver Tissue
Diagnosis of hemochromatosis using liver tissue specimens
Detection of CBFB::MYH11 gene fusion in patients recently diagnosed with acute myeloid leukemia (AML) Minimal residual disease monitoring during the clinical and therapeutic course of patients with AML
COCOU - Overview: Cortisol/Cortisone, Free, 24 Hour, Urine
Screening test for Cushing syndrome (hypercortisolism) Assisting in diagnosing acquired or inherited abnormalities of 11-beta-hydroxy steroid dehydrogenase (cortisol to cortisone ratio) Diagnosis of pseudo-hyperaldosteronism due to...
HSVC - Overview: Herpes Simplex Virus (HSV), Molecular Detection, PCR, Spinal Fluid
Aiding in the rapid diagnosis of herpes simplex virus (HSV)-1 and HSV-2 infections of the central nervous system
NSESF - Overview: Neuron-Specific Enolase (NSE), Spinal Fluid
An auxiliary test in the diagnosis of Creutzfeldt-Jakob disease An auxiliary test in the diagnosis of small cell lung carcinoma metastasis to central nervous system or leptomeninges
PAI1 - Overview: Plasminogen Activator Inhibitor Antigen, Plasma
Identification of heredity elevation or deficiency of plasminogen activator inhibitor type 1 Determination of risk for veno-occlusive disease associated with bone marrow transplantation Differential diagnosis of impaired fibrinolysis...
PTHFN - Overview: Parathyroid Hormone, Fine-Needle Aspiration Biopsy (FNAB)-Needle Wash
Discriminating thyroid tissue from enlarged parathyroid glands Facilitating parathyroid localization prior to surgery An adjunct to cytology examination of fine-needle aspiration specimens to confirm or exclude presence of parathyroid...
PPFWE - Overview: Protoporphyrins, Fractionation, Washed Erythrocytes
Preferred test for analysis of erythrocyte protoporphyrin fractions Preferred test for evaluating patients with possible diagnoses of erythropoietic protoporphyria and X-linked dominant protoporphyria Establishing a biochemical...
PREGN - Overview: Pregnenolone, Serum
An ancillary test for congenital adrenal hyperplasia, particularly in situations in which a diagnosis of both 21- and 11-hydroxylase deficiency have been ruled out Confirming a diagnosis of 3-beta-hydroxy dehydrogenase deficiency
ROPAN - Overview: Ro52 and Ro60 Antibodies, IgG, Serum
Evaluating patients at risk for connective tissue disease with or without interstitial lung disease Differentiation of antibodies to Ro52 and Ro60 in patients known to be positive for anti-SS-A (Ro) antibodies
FRTUP - Overview: Free Thyroxine Index (FTI), Serum
Estimating the amount of circulating free thyroxine (free thyroxine index) using the total thyroxine and thyroid binding capacity (T-uptake)
USTEK - Overview: Ustekinumab Quantitation with Antibodies, Serum
Evaluation of loss of response to therapy Quantification of ustekinumab in human serum Trough level quantitation for evaluation of patients treated with ustekinumab Detection of antibodies to ustekinumab in human serum
SSB - Overview: SS-B/La Antibodies, IgG, Serum
Evaluating patients with clinical features or at-risk for connective tissue disease, especially Sjögren syndrome.
TOXGP - Overview: Toxoplasma gondii Antibody, IgG, Serum
Determining whether a patient has had previous exposure to or recent infection with Toxoplasma gondii This test is not useful for diagnosing infection in infants younger than 6 months of age. In that age group, IgG antibodies usually are...
THYRO - Overview: Thyrotropin Receptor Antibody, Serum
Recommended first-line test for detection of thyrotropin receptor antibodies Differential diagnosis of etiology of thyrotoxicosis in patients with ambiguous clinical findings and/or contraindicated (eg, pregnant or breast-feeding) or...
CTX - Overview: Beta-CrossLaps, Serum
Monitoring antiresorptive therapies (eg, bisphosphonates and hormone replacement therapy) in postmenopausal women treated for osteoporosis and individuals diagnosed with osteopenia An adjunct in the diagnosis of medical conditions...
VMA - Overview: Vanillylmandelic Acid, 24 Hour, Urine
Screening children for catecholamine-secreting tumors using a 24-hour urine collection when requesting testing for vanillylmandelic acid only Supporting a diagnosis of neuroblastoma Monitoring patients with a treated neuroblastoma
DHVD - Overview: 1,25-Dihydroxyvitamin D, Serum
As a second-order test in the assessment of vitamin D status, especially in patients with renal disease Investigation of some patients with clinical evidence of vitamin D deficiency (eg, vitamin D-dependent rickets due to hereditary...
SFEC - Overview: Iron and Total Iron-Binding Capacity, Serum
Screening for chronic iron overload diseases, particularly hereditary hemochromatosis Screening for iron deficiency as the cause of anemia Monitoring treatment for iron deficiency anemia This test should not be used as the primary test...
Site Search
Information: Interpreting Laboratory Tests to Determine New vs. Residual Use of Marijuana - Insights
In this month's "Hot Topic," Paul Jannetto, Ph.D., identifies how to determine new vs. residual use of marijuana in a patient, and teaches how to calculate the carboxy-tetrahydrocannabinol (carboxy-THC)...
Laboratory and Pathology Research Roundup: March 12 - Insights
known. We performed laser microdissection (LCM) of glomeruli followed by mass spectrometry (MS) in 12 cases each of DDD, C3GN, and pretransplant kidney control biopsies....
COVID-19: At-home sample collection vs. at-home testing - Insights
The concept of at-home testing for COVID-19 sounds straightforward. But there's nuance to it that's important to understand. Right now, an at-home test for COVID-19 is not available, although there may be one coming soon. But in some areas,...
Transfusion Toons: A1 vs. A2 - Insights
Justin Kreuter, M.D., Clinical Pathologist and Medical Director of the Mayo Clinic Blood Donor Center in Rochester, Minnesota, and Theresa Malin, an Education Specialist in Transfusion Medicine at Mayo Clinic, have launched “Transfusion...
Clinic Laboratory and Pathology Research Roundup: Nov. 12 - Insights
This week’s Research Roundup highlights a mechanism for preventing asymmetric histone segregation onto replicating DNA strands.