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Test Catalog
SGSS - Overview: Synthetic Glucocorticoid Screen, Serum
Confirming the presence of listed synthetic glucocorticoids (see Interpretation) Confirming the cause of secondary adrenal insufficiency This test is not useful for detection of fluticasone propionate.
GATA3 - Overview: GATA Binding Protein 3 Immunostain, Technical Component Only
Characterizing carcinomas, including primary bladder and breast carcinomas, and some types of mesenchymal and neuroectodermal tumors
SOX11 - Overview: SOX11 Immunostain, Technical Component Only
Identification of mantle cell lymphomas
Detecting in utero drug exposure to marijuana (tetrahydrocannabinol) up to 5 months before birth 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...
APPI - Overview: Amyloid Precursor Protein (APP) Immunostain, Technical Component Only
Aids in the identification of amyloid precursor protein present in Alzheimer disease
VIBC - Overview: Vibrio Culture, Feces
Determining whether Vibrio species may be the cause of diarrhea This test is generally not useful for patients that have been hospitalized for more than 3 days because the yield from these patients' specimens is very low, as is the...
KIMEL - Overview: Ki67 + Melan A Immunostain, Technical Component Only
Ki67 is a marker of proliferation in neoplasms Melan A aids in the identification of melanoma
KRTAE - Overview: Keratin (AE1/AE3) Immunostain, Technical Component Only
Identification of cells expressing a broad spectrum of cytokeratins (low and high molecular weight keratins)
CLZ - Overview: Clozapine, Serum
Monitoring patient compliance of clozapine treatment An aid to achieving desired serum levels
ALKLC - Overview: Anaplastic Lymphoma Kinase for Lung Cancer, Immunohistochemistry
Identification of anaplastic lymphoma kinase overexpression Diagnosis of inflammatory myofibroblastic tumor, anaplastic large-cell lymphoma, and for targeted therapy of lung adenocarcinoma
RAMBO - Overview: Ammonium, Random, Urine
Diagnosis of the cause of acidosis using random urine specimens Diagnosis and treatment of kidney stones
ADULT - Overview: Adulterants Survey, Random, Urine
Assessment of possible adulteration of a urine specimen submitted for drug of abuse testing Providing the creatinine concentration for normalization purposes
DULOX - Overview: Duloxetine, Serum
Monitoring duloxetine serum concentration during therapy Evaluating potential duloxetine toxicity Evaluating patient compliance
CK - Overview: Creatine Kinase (CK), Serum
Diagnosing and monitoring myopathies or other trauma, toxin, or drug-induced muscle injury
MSFGN - Overview: Fibrillary Glomerulonephritis Confirmation, Mass Spectrometry, Paraffin Tissue
Diagnosing fibrillary glomerulonephritis
CEA - Overview: Carcinoembryonic Antigen (CEA), Serum
Monitoring colorectal cancer and selected other cancers such as medullary thyroid carcinoma May be useful in assessing the effectiveness of chemotherapy or radiation treatment This test is not useful for screening the general population...
PDSU - Overview: Drug Screen, Prescription/Over the Counter, Random, Urine
Qualitative detection and identification of prescription or over-the-counter drugs frequently found in drug overdose or used with a suicidal intent Providing, when possible, the identification of all drugs in the specimen This test is not...
CITR2 - Overview: Citrate Concentration, Random, Urine
Diagnosing risk factors for patients with calcium kidney stones Monitoring results of therapy in patients with calcium stones or renal tubular acidosis
FXIII - Overview: Factor XIII (13), Screen, Plasma
Screening for factor XIII deficiency
HCO3 - Overview: Bicarbonate, Serum
Diagnosis and treatment of acid-base imbalance in respiratory and metabolic systems
IFXED - Overview: Immunofixation Heavy Chain Type Delta and Epsilon, Serum
Identification and isotyping of IgD or IgE monoclonal gammopathy Documentation of complete response to therapy with established monoclonal gammopathy consisting of an IgD or IgE heavy chain
LY27B - Overview: HLA-B27, Blood
Assisting in the diagnostic process of ankylosing spondylitis, juvenile rheumatoid arthritis, and reactive arthritis
LD - Overview: Lactate Dehydrogenase (LDH), Serum
Investigation of a variety of diseases involving the heart, liver, muscle, kidney, lung, and blood Monitoring changes in tumor burden after chemotherapy; lactate dehydrogenase elevations in patients with cancer are too erratic to be of use...
GD65C - Overview: Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Spinal Fluid
Possible use in evaluating patients with autoimmune encephalitis, stiff-person syndrome, autoimmune ataxia, autoimmune epilepsy, and other acquired central nervous system disorders affecting gabaminergic neurotransmission
GLURA - Overview: Glucose, Random, Serum
Diagnosing and managing diabetes mellitus and other carbohydrate metabolism disorders including gestational diabetes, neonatal hypoglycemia, idiopathic hypoglycemia, and pancreatic islet cell carcinoma
FL - Overview: Fluoride, Plasma
Assessing accidental fluoride ingestion Monitoring patients receiving sodium fluoride for bone disease or patients receiving voriconazole therapy
GABA - Overview: Gabapentin, Serum
Monitoring serum gabapentin concentrations Assessing compliance Adjusting dosage in patients
OMHC - Overview: Oxcarbazepine Metabolite, Serum
Monitoring serum concentration during oxcarbazepine therapy Assessing compliance Assessing potential toxicity
POSA - Overview: Posaconazole, Serum
Monitoring posaconazole therapy
TP - Overview: Protein, Total, Serum
Diagnosis and treatment of a variety of diseases involving the liver, kidney, or bone marrow, as well as other metabolic or nutritional disorders
TRIGC - Overview: Triglycerides, CDC, Serum
Measurement of triglycerides as part of lipoprotein profiling
MEX - Overview: Mexiletine, Serum
Assessing achievement of optimal therapeutic mexiletine concentrations Assessing potential mexiletine toxicity
LEVE - Overview: Levetiracetam, Serum
Monitoring serum concentration of levetiracetam, particularly in patients with kidney disease Assessing compliance with levetiracetam therapy Assessing potential toxicity of levetiracetam
FALBU - Overview: Albuterol, Serum/Plasma
Albuterol, Serum/Plasma
FDCU - Overview: Deoxypyridinoline Crosslinks, Urine
Deoxypyridinoline Crosslinks, Urine
FLACQ - Overview: Lactoferrin, Quantitative, Stool
Lactoferrin, Quantitative, Stool
FHEXA - Overview: Hexagonal Phospholipid Neutralization
Hexagonal Phospholipid Neutralization
CTP10 - Overview: Catecholamine Fractionation, Standing, Plasma, Free
Diagnosis of pheochromocytoma and paraganglioma in specimens collected from individuals in a standing position, as an auxiliary test to fractionated plasma and urine metanephrine measurements Diagnosis and follow-up of patients with...
CTP0 - Overview: Catecholamine Fractionation, Supine, Plasma, Free
Diagnosis of pheochromocytoma and paraganglioma in specimens collected from individuals in a supine position, as an auxiliary test to fractionated plasma and urine metanephrine measurements Diagnosis and follow-up of patients with...
KCSF - Overview: Immunoglobulin Kappa Free Light Chain, Spinal Fluid
Diagnosing multiple sclerosis and other demyelinating conditions Evaluating patients who present with a clinically isolated syndrome in which the patient reports symptoms (headaches, optic neuritis, fatigue, and many others, depending on...
IFG23 - Overview: Intact Fibroblast Growth Factor 23, Serum
Diagnosing and monitoring tumor induced osteomalacia Diagnosing X-linked hypophosphatemia or autosomal dominant hypophosphatemic rickets Diagnosing familial tumoral calcinosis with hyperphosphatemia
Simultaneous detection of influenza A virus, influenza B virus, and respiratory syncytial virus in upper or lower respiratory tract specimens from individuals with flu-like illnesses
RPCWT - Overview: Renal Pathology Consultation, Wet Tissue
Evaluating and managing patients with kidney disease Following the progression of known kidney disease or response to therapy Determining the cause of dysfunction in the transplanted kidney (allograft)
PBORB - Overview: Lyme Disease, Molecular Detection, PCR, Blood
Supporting the diagnosis of Lyme disease in conjunction with serologic testing This test should not be used to screen asymptomatic patients.
WESDX - Overview: Whole Exome Sequencing for Hereditary Disorders, Varies
Serving as a first-tier test to identify a molecular diagnosis in patients with suspected genetic disorders, which can allow for: -Better understanding of the natural history/prognosis -Targeted management (anticipatory guidance, management...
HGNA - Overview: Mercury, Nails
Detecting mercury exposure in nail specimens
BRCMG - Overview: Brucella Antibody Screen, IgM and IgG, ELISA, Serum
Evaluating patients with suspected brucellosis
CTBID - Overview: Culture Referred for Identification, Mycobacterium and Nocardia, Varies
Rapid identification to the species level for Mycobacterium species, Nocardia species, and other aerobic actinomycete genera and species from pure culture isolates
Detection and differentiation between recent, past/resolved, or chronic hepatitis B Diagnosis of recent hepatitis B virus (HBV) infection during the "window period" when both hepatitis B surface (HBs) antigen and anti-HBs are negative...
HCVL - Overview: Hepatitis C Virus Antibody Confirmation, Serum
Confirming the presence of hepatitis C virus (HCV)-specific IgG antibodies in serum specimens that are reactive by HCV antibody screening tests Distinguishing between true- and false-reactive HCV antibody screening test results This test...
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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....
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.