VLTS - Overview: Volatile Screen, Serum

Detection and quantitation of acetone, methanol, isopropanol, and ethanol in serum Quantification of the concentration of ethanol in serum correlates with degree of intoxication Evaluation of toxicity to the measured volatile substances

INS - Overview: Insulin, Serum

Diagnosing insulinoma, when used in conjunction with proinsulin and C-peptide measurements Management of diabetes mellitus

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

OSM24 - Overview: Osmolality, 24 Hour, Urine

Assessing the concentrating and diluting ability of the kidney using a 24-hour urine collection

ZMMLS - Overview: Antimicrobial Susceptibility, Aerobic Bacteria, Varies

Determining the in vitro susceptibility of aerobic bacteria involved in human infections

IETG - Overview: Interference Evaluation Heterophile, Thyroglobulin Tumor Marker, Serum

Evaluation of suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result

CTSU - Overview: Ceramide Trihexosides and Sulfatides, Random, Urine

Identifying patients with Fabry disease Identifying patients with metachromatic leukodystrophy Identifying patients with saposin B deficiency Identifying patients with multiple sulfatase deficiency Identifying patients with...

CHSBP - Overview: Chronic Hepatitis B Monitoring Profile, Serum

Evaluating and monitoring individuals with known chronic hepatitis B Monitoring hepatitis B viral infectivity after resolution of acute hepatitis B

HIVQN - Overview: HIV-1 RNA Detection and Quantification, Plasma

Quantifying plasma HIV-1 RNA levels (viral load) in individuals living with HIV-1: -Before initiating antiretroviral therapy to obtain baseline viral load -Who may have developed HIV-1 drug resistance while on antiretroviral therapy -Who...

NAGS - Overview: Hexosaminidase A and Total Hexosaminidase, Serum

Carrier detection and diagnosis of Tay-Sachs disease and Sandhoff disease Ruling out I-cell disease This test is not useful for pregnant females or those treated with hormonal contraception.

C2NAD - Overview: PrecivityAD, Plasma

Assisting in the evaluation of adult patients, aged 55 years and older, with signs or symptoms of mild cognitive impairment or dementia who are being assessed for Alzheimer disease and other causes of cognitive decline This is not intended...

NGSFX - Overview: Reanalysis of Acute Myeloid Leukemia 4- or 11- Gene Panels, Additional Genes

Comprehensive reanalysis of a larger set of genes/gene regions when a more targeted gene panel was previously performed in this laboratory Evaluation of known or suspected hematologic neoplasms, specifically of myeloid origin (eg, acute...

SERU - Overview: Serotonin, 24 Hour, Urine

Diagnosis of a small subgroup of carcinoid tumors that produce predominately 5-hydroxytryptophan (5-HTP) but very little serotonin and chromogranin A Follow-up for patients with known or treated carcinoid tumors that produce predominately...

DRV3 - Overview: Dilute Russell's Viper Venom Time (DRVVT) Confirmation, Plasma

Confirming the presence or absence of lupus anticoagulants (LA) Identifying LA that do not prolong the activated partial thromboplastin time (APTT) Evaluating unexplained prolongation of the APTT or prothrombin time clotting tests...

EOSDF - Overview: Chronic Eosinophilia, Diagnostic FISH, Varies

Detecting a neoplastic clone associated with the common chromosome abnormalities seen in patients with myeloid/lymphoid neoplasms with eosinophilia and gene rearrangement (including PDGFRA, PDGFRB, FGFR1, JAK2, and ABL1). Supporting the...

SYPH1 - Overview: Syphilis IgG with Reflex, Enzyme Immunoassay, Serum

Aid for the diagnosis of infection with Treponema pallidum using an algorithmic approach Routine prenatal screening This test is not offered as a screening or confirmatory test for blood donor specimens. This test is not useful for...

FB12 - Overview: Vitamin B12 and Folate, Serum

Investigation of macrocytic anemia Workup of deficiencies seen in megaloblastic anemias Investigation of suspected folate deficiency

MUGS - Overview: Hexosaminidase A, Serum

Second-order test for diagnosing the B1 variant of Tay-Sachs disease This test is not useful for testing for Sandhoff disease.

FMARX - Overview: THC, MS, WB/SP Rfx

THC, MS, WB/SP Rfx

ALDU - Overview: Aldosterone, 24 Hour, Urine

Investigating primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) and secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure with ascites, pregnancy, Bartter...

ALDS - Overview: Aldosterone, Serum

Investigating primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) and secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure with ascites, pregnancy, Bartter...

ALAUR - Overview: Aminolevulinic Acid, Urine

Assisting in the differential diagnosis of the acute hepatic porphyrias

ALCU - Overview: Aluminum/Creatinine Ratio, Urine

Measurement of aluminum concentration as a part of assessing for aluminum exposure

APHTS - Overview: Amphiphysin Antibody Titer Assay, Serum

Evaluating patients with recent onset of a subacute neurological disorder for which a paraneoplastic basis might be suspected, particularly if the patient has a previous history, risk factors, or family history of cancer, especially lung or...

APHTC - Overview: Amphiphysin Antibody Titer Assay, Spinal Fluid

Evaluating patients with recent onset of a subacute neurological disorder for which a paraneoplastic basis might be suspected, particularly if the patient has a previous history, risk factors, or family history of cancer, especially lung or...

C5DCU - Overview: C5-DC Acylcarnitine, Quantitative, Random, Urine

Evaluation of patients with an abnormal newborn screen showing elevations of glutarylcarnitine Diagnosis of glutaric aciduria type 1 deficiency

C4U - Overview: C4 Acylcarnitine, Quantitative, Random, Urine

Evaluation of patients with abnormal newborn screens showing elevations of iso-/butyrylcarnitine to aid in the differential diagnosis of short-chain acyl-CoA dehydrogenase and isobutyryl-CoA dehydrogenase deficiencies

CAURS - Overview: Candida auris Surveillance, Molecular Detection, PCR, Varies

Detecting Candida auris from surveillance swabs This test should not be used to determine cure or to monitor response to therapy.

T790M - Overview: Cell-Free DNA EGFR T790M Mutation Analysis, Blood

Determination of EGFR T790M mutation status in blood specimens as an alternative to invasive tissue biopsies Identification of patients with non-small cell lung cancer who harbor a T790M mutation and may benefit from specific EGFR-targeted...

COXIS - Overview: Coccidioides Antibody Screen with Reflex, Serum

Detecting antibodies to Coccidioides immitis/posadasii This assay should not be used for monitoring response to therapy.

CLZ - Overview: Clozapine, Serum

Monitoring patient compliance of clozapine treatment An aid to achieving desired serum levels

CHLBF - Overview: Cholesterol, Body Fluid

Aiding in the diagnosis of a cholesterol effusion or cholesterol-rich pseudochylous effusion in body fluids Distinguishing between chylous and pseudochylous pleural effusions Distinguishing between malignant and nonmalignant ascites

CYCL - Overview: Cyclospora Stain, Feces

Identifying Cyclospora cayetanensis as a cause of infectious gastroenteritis

CRPCR - Overview: Carbapenem Resistance Genes, Molecular Detection, PCR, Rectal Swab

Detecting and differentiating the blaKPC, blaNDM, blaVIM, blaOXA-48, and blaIMP gene sequences associated with carbapenem intermediate or resistant results Aiding in infection control in the detection of gastrointestinal colonization of...

GD65S - Overview: Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Serum

Assessing susceptibility to autoimmune (type 1, insulin-dependent) diabetes mellitus and related endocrine disorders (eg, thyroiditis and pernicious anemia) Distinguishing between patients with type 1 and type 2 diabetes Confirming a...

GDCU - Overview: Gadolinium/Creatinine Ratio, Urine

Measurement of gadolinium concentration for assessing chronic exposure and monitoring effectiveness of dialysis using a random urine collection

HVAR - Overview: Homovanillic Acid, Random, Urine

Screening children for catecholamine-secreting tumors using a random urine collection when requesting homovanillic acid only Monitoring neuroblastoma treatment Screening patients with possible inborn errors of catecholamine metabolism

CTBBL - Overview: Mycobacterial Culture, Blood

Diagnosing mycobacteremia

CCPQ - Overview: P/Q-Type Calcium Channel Antibody, Serum

Confirming a diagnosis of Lambert-Eaton syndrome Implicating autoimmunity as a disease-causing mechanism in patients with complex neurologic presentations, particularly in those with a history of cancer Implicating autoimmunity as the...

NMRLP - Overview: Nuclear Magnetic Resonance Lipoprotein Profile, Serum

Assessment and management of a patient's risk for atherosclerotic cardiovascular disease Identifying residual risk that may be present in some patients on cholesterol targeting treatment

PRL - Overview: Prolactin, Serum

Aiding in evaluation of pituitary tumors, amenorrhea, galactorrhea, infertility, and hypogonadism Monitoring therapy of prolactin-producing tumors

PCPX - Overview: Phencyclidine Confirmation, Chain of Custody, Random, Urine

Detection of drug abuse involving phencyclidine (street names: angel dust, hog, or angel hair) in urine specimens handled through the chain-of-custody process Chain of custody is required whenever the results of testing could be used in a...

PTHRP - Overview: Parathyroid Hormone-Related Peptide, Plasma

Aiding in the evaluation of individuals with hypercalcemia of unknown origin Aiding in the evaluation of individuals with suspected humoral hypercalcemia of malignancy The test should not be used to exclude cancer or screen individuals...

SABP - Overview: Streptococcal Antibodies Profile, Serum

Demonstration of acute or recent streptococcal infection using both antistreptolysin O and anti-DNase B titers

CONCS - Overview: Contactin-1 IgG Cell Binding Assay, Serum

Evaluating for chronic inflammatory demyelinating polyradiculoneuropathy and related demyelinating peripheral neuropathies Determining contactin-1 IgG results as a part of a profile

ETGSR - Overview: Ethyl Glucuronide Screen with Reflex, Random, Urine

Screening for drug abuse involving alcohol

CIFA - Overview: Cutaneous Immunofluorescence Antibodies, IgA, Serum

Confirming the presence of IgA antibodies to diagnose pemphigoid, pemphigus, epidermolysis bullosa acquisita, or bullous lupus erythematosus

CHLM - Overview: Chlamydia IgM, Immunofluorescence, Serum

Assessing IgM antibody levels to aid in the clinical diagnosis of Chlamydia pneumoniae or Chlamydia psittaci infections

CALU - Overview: Calcium, 24 Hour, Urine

Evaluation of calcium oxalate and calcium phosphate kidney stone risk, and calculation of urinary supersaturation Evaluation of bone diseases, including osteoporosis and osteomalacia

EHRCP - Overview: Ehrlichia Antibody Panel, Serum

An adjunct in the diagnosis of infection with Anaplasma phagocytophilum or Ehrlichia chaffeensis Seroepidemiological surveys of the prevalence of the infection in certain populations