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Test Catalog
AFP - Overview: Alpha-Fetoprotein (AFP) Tumor Marker, Serum
Follow-up management of patients undergoing cancer therapy, especially for testicular and ovarian tumors and for hepatocellular carcinoma Often used in conjunction with human chorionic gonadotropin.(2) This test is not recommended as a...
Measuring the delta-9 carboxy-tetrahydrocannabinol to creatinine ratio to detect use of tetrahydrocannabinol
TBSU - Overview: Targeted Benzodiazepine Screen, Random, Urine
Determining compliance or identifying illicit benzodiazepine drug use This test is not intended for employment-related testing.
RURC1 - Overview: Uric Acid/Creatinine Ratio, Random, Urine
Differentiation of acute uric acid nephropathy from other causes of acute kidney failure For patients who cannot collect a 24-hour specimen, typically small children, a uric acid to creatinine ratio can be used to approximate 24-hour...
MUXF3 - Overview: MUXF3 (Cross-reactive Carbohydrate Determinant), IgE, Serum
Evaluation for the presence of antibodies to cross-reactive carbohydrate determinates Investigation of clinically unexpected positive IgE antibody testing in a wide variety of plant and invertebrate allergens This test is not useful for...
GIAR - Overview: Giardia Antigen, Feces
Sensitive screening for the detection of Giardia antigens present in fecal specimens
CMVLR - Overview: Cytomegalovirus (CMV) Molecular Detection, PCR, Lower Respiratory
Rapid qualitative detection of cytomegalovirus (CMV) DNA in lower respiratory specimens This test is not intended for the monitoring of CMV disease progression or response to therapy.
IPFGP - Overview: Idiopathic Pulmonary Fibrosis Gene Panel, Varies
Providing a comprehensive genetic evaluation for patients with a personal or family history suggestive of familial idiopathic pulmonary fibrosis Establishing a diagnosis of familial idiopathic pulmonary fibrosis associated with known...
CASRG - Overview: CASR Full Gene Sequencing with Deletion/Duplication, Varies
Providing a genetic evaluation of individuals with a personal or family history of familial hypocalciuric hypercalcemia, neonatal severe primary hyperparathyroidism, or autosomal dominant hypoparathyroidism (autosomal dominant...
MMAGP - Overview: Methylmalonic Aciduria Gene Panel, Varies
Follow up for abnormal biochemical results suggestive of a methylmalonic acidemia (MMA) Establishing a molecular diagnosis for patients with MMA Identifying variants within genes known to be associated with MMA, allowing for predictive...
LADV - Overview: Adenovirus, Molecular Detection, PCR, Varies
Aiding in the diagnosis of adenovirus infections
WASEQ - Overview: Alpha Globin Gene Sequencing, Varies
Diagnosing nondeletional alpha thalassemia Testing for nondeletional alpha thalassemia in a symptomatic individual Follow-up testing to an abnormal hemoglobin electrophoresis that identified an alpha-globin chain variant
ALADW - Overview: Aminolevulinic Acid Dehydratase, Washed Erythrocytes
Confirmation of a diagnosis of aminolevulinic acid dehydratase deficiency porphyria using washed erythrocyte specimens This test is not useful for detecting lead intoxication.
Identification of individuals who may be at risk for aminoglycoside-induced hearing loss (AIHL) Establishing a diagnosis of late-onset sensorineural hearing loss associated with aminoglycoside exposure Identifying mitochondrial variants...
ADVQU - Overview: Adenovirus DNA Detection and Quantification, Plasma
Aiding in the diagnosis of disseminated adenovirus infections in at-risk individuals Measuring adenoviral load in plasma to monitor disease progression and antiviral response in individuals with disseminated infection
CDPCR - Overview: Clostridioides difficile Toxin, PCR, Feces
Sensitive, specific, and rapid diagnosis of Clostridioides (Clostridium) difficile-associated diarrhea and pseudomembranous colitis The test is not recommended as a test of cure.
HOLDC - Overview: Hematologic Disorders, Chromosome Hold, Varies
Holding the bone marrow or peripheral blood specimen in the laboratory but delaying chromosome analysis while preliminary morphologic assessment is in process
HBGCD - Overview: Hepatitis B Surface Antigen for Cadaveric or Hemolyzed Specimens, Serum
Testing cadaveric and hemolyzed blood specimens for hepatitis B surface antigen (HBsAg); US Food and Drug Administration-licensed for use with hemolyzed specimens Diagnosis of acute, recent (<6-month duration), or chronic hepatitis B...
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...
TLCU - Overview: Immunoglobulin Total Light Chains, Urine
Monitoring patients whose urine demonstrates large M-spikes Confirming the quantitation of specimens that show M-spikes by electrophoresis Detecting urine monoclonal proteins and identification of specimens that need urine protein...
CDIF - Overview: Clostridioides difficile Culture, Varies
Providing an isolate suitable for antimicrobial susceptibility testing
CRAV - Overview: Cortisol, Right Adrenal Vein, Serum
Testing cortisol levels in the right adrenal vein Second-order testing when cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...
CIVC - Overview: Cortisol, Inferior Vena Cava, Serum
Testing cortisol levels in the inferior vena cava Second-order testing wen cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...
CLAV - Overview: Cortisol, Left Adrenal Vein, Serum
Testing cortisol levels in the left adrenal vein Second-order testing wen cortisol measurement by immunoassay gives results that are not consistent with clinical symptoms, or if patients are known to, or suspected of, taking exogenous...
HBABT - Overview: Hepatitis B Virus Surface Antibody Monitor, Post-Transplant, Serum
Monitoring serum hepatitis B virus surface antibody levels during intravenous or intramuscular hepatitis B immune globulin therapy to prevent hepatitis B virus reinfection in liver transplant recipients with known previous chronic hepatitis...
HBIM - Overview: Hepatitis B Virus Core IgM Antibody, Serum
Diagnosis of acute hepatitis B virus (HBV) infection Identifying acute HBV infection in the serologic window period when HBV surface antigen and HBV surface antibody results are negative Differentiation between acute, chronic, or past...
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...
TFEBF - Overview: Renal Cell Carcinoma, 6p21.1 (TFEB) Rearrangement, FISH, Tissue
Identifying TFEB gene rearrangements in patients with renal cell carcinoma (RCC)
POWVU - Overview: Powassan Virus, RNA, Molecular Detection, PCR, Random, Urine
Rapid testing for Powassan virus RNA (lineage 1 and lineage 2) using random urine specimens An adjunctive test to serology for detection of early Powassan virus infection (ie, first few days after symptom onset). This assay should not...
POWVC - Overview: Powassan Virus, RNA, Molecular Detection, PCR, Spinal Fluid
Rapid testing for Powassan virus RNA (lineage 1 and lineage 2) using cerebrospinal fluid specimens An adjunctive test to serology for detection of early Powassan virus infection (ie, first few days after symptom onset) This assay should...
POWVB - Overview: Powassan Virus, RNA, Molecular Detection, PCR, Blood
Rapid testing for Powassan virus RNA (lineage 1 and lineage 2) using whole blood specimens An adjunctive test to serology for detection of early Powassan virus infection (ie, first few days after symptom onset) This assay should not be...
PBALP - Overview: Porphobilinogen and Aminolevulinic Acid, Plasma
An equivalent option to urine for first-line test for evaluation of a suspected acute porphyria Monitoring patients undergoing treatment for an acute intermittent porphyria or other acute porphyria
DENGC - Overview: Dengue Virus, Molecular Detection, PCR, Spinal Fluid
Aiding in the diagnosis of central nervous system infection caused by dengue virus
DENGS - Overview: Dengue Virus, Molecular Detection, PCR, Serum
Aiding in the diagnosis of acute infection caused by dengue virus
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...
DTABS - Overview: Diphtheria/Tetanus Antibody Panel, Serum
Assessing antibody response to tetanus and diphtheria toxoid vaccines, which should be performed at least 3 weeks after immunization Aiding in the evaluation of immunodeficiency This test should not be used to diagnose tetanus infection
DNSAG - Overview: Dengue Virus NS1 Antigen, Serum
Aiding in the diagnosis of dengue virus infection
CRANR - Overview: Cortisol, Free, Random, Urine
Investigating suspected hypercortisolism when a 24-hour collection is prohibitive (ie, pediatric patients)
CHIKC - Overview: Chikungunya Virus, PCR, Molecular Detection, Spinal Fluid
Qualitative detection of chikungunya virus in cerebrospinal fluid after early symptom onset (ideally <7 days) This test is not recommended for screening healthy patients.
TULAB - Overview: Francisella tularensis Antibody, IgM and IgG, ELISA, Serum
Aiding in the diagnosis of tularemia caused by Francisella tularensis This test should not be used as a test of cure as it is not quantitative. Patients may remain seropositive for months to years following resolution of disease.
LCMSP - Overview: Microsporidia species, Molecular Detection, PCR, Varies
Detecting Enterocytozoon bieneusi and Encephalitozoon species in fecal and urine specimens to support the clinical diagnosis of microsporidiosis
MBLF - Overview: Mannan Binding Lectin Complement Pathway, Functional, Serum
Investigating recurrent meningococcal disease in young children Investigating recurrent or severe infections in adults Investigating glomerular kidney diseases Additionally, deficiencies or dysregulation within the complement system may...
STRNG - Overview: Strongyloides Antibody, IgG, Serum
Screening for the presence of IgG-class antibodies to Strongyloides This test is not useful for monitoring patient response to therapy as IgG-class antibodies to Strongyloides may remain detectable following resolution of infection.
TGOGF - Overview: TGFBR3 (1p22), OGA (10q24) Rearrangement, FISH, Tissue
Supporting the diagnosis of pleomorphic hyalinizing angiectatic tumor, or hemosiderotic fibrolipomatous tumors associated with rearrangement of the OGA and/or TGFBR3 gene when used in conjunction with an anatomic pathology consultation
UPGDW - Overview: Uroporphyrinogen Decarboxylase, Washed Erythrocytes
Diagnosis of porphyria cutanea tarda type II and hepatoerythropoietic porphyria
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
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...
TGQN - Overview: Thyroglobulin, Tumor Marker, Serum
Quantitative thyroglobulin measurement as a part of evaluating suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result
SRAU - Overview: Serotonin Release Assay, Unfractionated Heparin, Mass Spectrometry, Serum
Detecting heparin-dependent platelet activating antibodies implicated in the pathogenesis of heparin-induced thrombocytopenia
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helps in diagnosis, treatment, and prognosis of ALS and MS - Insights
neurofilament light chain (Nfl) proteins in blood, clinicians can better diagnose devastating diseases like ALS and MS, help predict disease progression, and better assess efficacy of existing drugs and trial therapies...
Frontotemporal dementia and ALS - Insights
Learn more about how detection of amyotrophic lateral sclerosis and frontotemporal dementia paved the way for gene-targeted therapies for patients.
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1939: Lou Gehrig Comes to Mayo Clinic #ThrowbackThursday - Insights
June 1939, his name became associated with an illness called amyotrophic lateral sclerosis (ALS). Today, ALS is known as Lou Gehrig’s Disease....
Hereditary Alzheimer's disease and dementia - Insights
Learn about our genetic testing for Alzheimer’s disease, amyotrophic lateral sclerosis (ALS), frontotemporal dementia, and CADASIL....