FHBG - Overview: Hepatitis B Virus Genotyping

Hepatitis B Virus Genotyping

HFET - Overview: Hereditary Hemochromatosis, HFE Variant Analysis, Varies

Establishing or confirming the clinical diagnosis of hereditary hemochromatosis (HH) in adults Testing of individuals with increased serum transferrin-iron saturation and ferritin Predictive testing of individuals who have a family...

BA48F - Overview: Bile Acids, Bowel Dysfunction, 48 Hour, Feces

Aids in evaluation of patients suspected of having irritable bowel syndrome-diarrhea symptoms due to bile acid malabsorption

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...

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...

PMET - Overview: Metanephrines, Fractionated, Free, Plasma

Screening test for presumptive diagnosis of catecholamine-secreting pheochromocytomas or paragangliomas

TPBF - Overview: Protein, Total, Body Fluid

Identification of exudative pleural effusions Differentiating hepatic from other causes of ascites that have elevated serum ascites albumin gradient using peritoneal fluid

SFUNG - Overview: 1,3-Beta-D-Glucan (Fungitell), Serum

Aiding in the diagnosis of invasive fungal infections caused by various fungi, including Aspergillus species, Fusarium species, Candida species, and Pneumocystis jirovecii, among others

MAMMX - Overview: 6-Monoacetylmorphine (6-MAM) Confirmation, Chain of Custody, Meconium

Detecting in utero heroin exposure 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 individual contributing the specimen...

FNEOS - Overview: Neopterin

Increased levels of neopterin are found during impaired renal function and viral infection in transplant patients. Elevated levels are also indicators for conditions related to impaired cellular immunity.

FSUAB - Overview: Sulfatide Autoantibody Test

Sulfatide Autoantibody Test

FACT - Overview: Filamentous-Actin (F-actin) Antibody, IgG, Serum

Evaluation of patients with hepatitis of unknown origin associated with hypergammaglobulinemia and/or abnormal liver enzymes This test may also be useful for confirming positivity for smooth muscle antibodies.

KCSFP - Overview: Immunoglobulin Kappa Free Light Chain, Spinal Fluid

Diagnosis of multiple sclerosis and other demyelinating conditions

LKM - Overview: Liver/Kidney Microsome Type 1 Antibodies, Serum

Evaluation of patients with liver disease of unknown etiology Evaluation of patients with suspected autoimmune hepatitis

NMHR - 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 using random urine specimens Monitoring therapeutic progress in...

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

HCVDR - Overview: Hepatitis C Virus Genotypic Antiviral Drug Resistance, Serum

Detecting and identifying codon substitutions in the hepatitis C virus (HCV) NS3, NS5A, and NS5B genomic regions that confer resistance to current direct-acting antiviral drugs used for treatment of chronic hepatitis C infection due to HCV...

BGA - Overview: Beta-Galactosidase, Leukocytes

Aiding in the diagnosis of GM1 gangliosidosis, Morquio B disease, and galactosialidosis This test is not suitable for carrier detection.

IMMG - Overview: Immunoglobulins (IgG, IgA, and IgM), Serum

Detecting or monitoring of monoclonal gammopathies and immune deficiencies

GP210 - Overview: GP210 Antibody, IgG, Serum

Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA)-negative patients by identification of gp210 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease

GLBF - Overview: Glucose, Body Fluid

Aiding in the diagnosis of infection using body fluid specimens

NMH24 - 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 using 24-hour urine collection specimens Monitoring therapeutic...

PMMIL - Overview: Phosphomannomutase and Phosphomannose Isomerase, Leukocytes

Diagnosing congenital disorders of glycosylation Ia (phosphomannomutase-2 deficiency: PMM2-CDG) and Ib (phosphomannose isomerase deficiency: MPI-CDG) as measured in leukocytes Follow-up testing for patients with an abnormal type I CDG...

SP100 - Overview: SP100 Antibody, IgG, Serum

Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA) negative patients by identification of Sp100 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease

3MT - Overview: 3-Methoxytyramine, 24 Hour, Urine

A first- and second-tier screening test for the presumptive diagnosis of catecholamine-secreting pheochromocytomas and paragangliomas Testing in conjunction or as an alternative to plasma metanephrines (PMET / Metanephrines, Fractionated,...

ALB - Overview: Albumin, Serum

Assessing nutritional status

OSMOF - Overview: Osmolality, Feces

Measurement of osmolality for the workup of cases of chronic diarrhea Diagnosis of factitious diarrhea (where patient adds fluid to stool to simulate diarrhea)

RAT11 - Overview: Oxalate/Creatinine Ratio, Urine

Calculating the oxalate concentration per creatinine

Algorithms - Mayo Clinic Laboratories

Test Catalog AlgorithmsDownload Test Catalog & Interpretive HandbookNew TestsNY State Informed Consent TestsPerforming LocationsReferred TestsSpecialty TestingTest Updates...

ROGM - Overview: Measles (Rubeola) Virus Antibody, IgM and IgG, Serum

Diagnosing measles virus infection Determination of immune status of individuals to the measles virus using IgG antibody testing Documentation of previous infection with measles virus in an individual without a previous record of...

SER - Overview: Serotonin, Serum

In conjunction with, or as an alternative to, first-order tests in the differential diagnosis of isolated symptoms suggestive of carcinoid syndrome, in particular flushing (5-hydroxyindoleacetic acid or serum chromogranin A measurements are...

CRUO - Overview: Chromium Occupational Exposure, Random, Urine

Screening for occupational exposure

CURC - Overview: Copper/Creatinine Ratio, Urine

Measurement of copper concentration of a part of the investigation of Wilson disease and obstructive liver disease using a random urine specimen

CHLE - Overview: Cholesteryl Esters, Serum

Establishing a diagnosis of lecithin-cholesterol acyltransferase deficiency Evaluating the extent of metabolic disturbance by bile stasis or liver disease

CL_F - Overview: Chloride, Feces

Workup of cases of chronic diarrhea Evaluation of suspected chloridorrhea

METR1 - Overview: Cytochrome b5 Reductase Enzyme Activity, Blood

Evaluation of patients with cyanosis Confirming cases of suspected cytochrome b5 reductase (methemoglobin reductase) deficiency Functional studies in families with cytochrome b5 reductase deficiency

CIFST - Overview: Cutaneous Immunofluorescence Antibodies Titer, IgG, Serum

Confirmation of positive IgG anti-cell surface (CS) and anti-basement membrane zone (BMZ) antibodies.

CH8B - Overview: Chromogenic Factor VIII Inhibitor Bethesda Titer, Plasma

Detecting the presence and titer of a specific factor inhibitor directed against coagulation factor VIII This test is not useful for detecting the presence of inhibitors directed against other clotting factors and will not detect the...

IL1B - Overview: Interleukin-1 Beta, Plasma

Measuring the concentration of interleukin-1 beta in plasma Evaluating patients experiencing inflammatory conditions, autoinflammatory disorders, and infection

MG_F - Overview: Magnesium, Feces

Workup of cases of chronic diarrhea Identifying the use of magnesium-containing laxatives contributing to osmotic diarrhea

OMHC - Overview: Oxcarbazepine Metabolite, Serum

Monitoring serum concentration during oxcarbazepine therapy Assessing compliance Assessing potential toxicity

POU_F - Overview: Phosphorus, Feces

Workup of cases of chronic diarrhea Identifying the use of phosphate-containing laxatives contributing to osmotic diarrhea

TLB - Overview: Thallium, Blood

Detecting toxic exposure in whole blood specimens

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...

GB2GP - Overview: Beta-2 Glycoprotein 1 Antibodies, IgG, Serum

Evaluating patients with suspected antiphospholipid syndrome by identification of beta-2 glycoprotein 1 IgG antibodies First-line test when antiphospholipid syndrome is strongly suspected, in conjunction with cardiolipin antibodies (IgG...

MB2GP - Overview: Beta-2 Glycoprotein 1 Antibodies, IgM, Serum

Evaluating patients with suspected antiphospholipid syndrome by identification of beta-2 glycoprotein 1 IgM antibodies First-line test when antiphospholipid syndrome is strongly suspected in conjunction with cardiolipin antibodies (IgG...

CPAVP - Overview: Copeptin proAVP, Plasma

Investigating the differential diagnosis for patients with water balance disorders, including diabetes insipidus, in conjunction with osmolality and hydration status May aid in the evaluation of cardiovascular disease in conjunction with...

AMA - Overview: Mitochondrial Antibodies (M2), Serum

Establishing the diagnosis of primary biliary cholangitis This test is not useful for indicating the stage or prognosis of the disease or for monitoring the course of the disease.

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...

MCLIP - Overview: Phospholipid (Cardiolipin) Antibodies, IgM, Serum

The following clinical situations, when used in conjunction with other criterial antiphospholipid antibody tests: -Unexplained arterial or venous thrombosis -A history of pregnancy morbidity defined as 1 or more unexplained deaths of a...