PHU_ - Overview: pH, Random, Urine

Assessment of patients with metabolic acidosis Assessment of crystalluria Monitoring the effectiveness of alkalinization or acidification of urine for certain medical conditions (eg, treatment of uric acid nephrolithiasis)

PERAM - Overview: Perampanel, Serum

Monitoring serum concentration of perampanel, in specific clinical conditions (ie, severe kidney impairment, mild to moderate hepatic impairment, and end-stage kidney disease) Assessing compliance Assessing potential toxicity

DIA - Overview: Diazepam and Nordiazepam, Serum

Assessing compliance Monitoring for appropriate therapeutic level Assessing diazepam toxicity

ETX - Overview: Ethosuximide, Serum

Monitoring ethosuximide therapy Determining compliance Assessing ethosuximide toxicity

LEU - Overview: Fecal Leukocytes, Feces

Suggesting the presence of pathogens such as Salmonella, Shigella, and amebiasis

LITH - Overview: Lithium, Serum

Monitoring therapy of patients with bipolar disorders, including recurrent episodes of mania and depression Evaluating lithium toxicity

ALUPI - Overview: Lupus Anticoagulant Profile, Technical Interpretation

Technical interpretation of testing to confirm or exclude the presence of lupus anticoagulant (LAC) Distinguishing LAC from specific coagulation factor inhibitors and nonspecific inhibitors Investigating a prolonged activated...

TRCNG - Overview: Trichinella Antibody, IgG, Serum

As an adjunct in the diagnosis of trichinosis

TOBTA - Overview: Tobramycin, Trough, Serum

Monitoring adequate clearance of tobramycin near the end of a dosing cycle

RPHOC - Overview: Phosphorus, Random, Urine

Evaluation of hypo- or hyperphosphatemic states Evaluation of patients with nephrolithiasis

SALCA - Overview: Salicylate, Serum

Quantitative determination of toxic levels of salicylate This test is not useful for assessing low-dose aspirin therapy.

WBGDD - Overview: Beta-Globin Gene Cluster, Deletion/Duplication, Varies

Determining the etiology of hereditary persistence of fetal hemoglobin (HPFH), delta-beta thalassemia, or other large deletions involving the beta-globin gene cluster Diagnosing less common causes of beta thalassemia; these large...

HV1CD - Overview: HIV-1 and HIV-2 Antibodies for Cadaveric or Hemolyzed Specimens, Serum

Diagnosing HIV-1 and/or HIV-2 infection in cadaveric or hemolyzed serum specimens from symptomatic patients with or without risk factors for HIV infection This test is not offered as a screening or confirmatory test for blood donor...

HBAB - Overview: Hepatitis B Virus Surface Antibody, Qualitative/Quantitative, Serum

Identifying previous exposure to hepatitis B virus Determining adequate immunity from hepatitis B vaccination

HBBSN - Overview: Hepatitis B Virus Surface Antibody Screen, Qualitative/Quantitative, Serum

Identifying previous exposure to hepatitis B virus

HIQNP - Overview: HIV-1 RNA Detection and Quantification, Prenatal, Plasma

Diagnosis of HIV-1 infection in pregnant individuals with acute or early HIV-1 infection Quantifying plasma HIV-1 RNA levels (viral load) in pregnant individuals living with HIV-1: -Before initiating anti-HIV-1 drug therapy (baseline viral...

HV1CM - Overview: HIV-1 and HIV-2 Antibody Screen for Hemolyzed Specimens, Serum

Screening cadaveric or hemolyzed serum specimens for HIV-1 and/or HIV-2 infection in nonsymptomatic patients with or without risk factors for HIV infection This test is not offered as a screening or confirmatory test for blood donor...

BRMLH - Overview: MLH1 Hypermethylation and BRAF Mutation Analysis, Tumor

An adjunct to MSI / Microsatellite Instability (MSI), Tumor and IHC / Mismatch Repair (MMR) Protein Immunohistochemistry Only, Tumor testing, when colon tumor demonstrates microsatellite instability (MSI-H) and loss of MLH1 protein...

PNBX - Overview: Peripheral Nerve Pathology Consultation

Evaluating diseases of the nerve and disorders that affect nerve function

RRPRS - Overview: Rapid Plasma Reagin Screen with Reflex to Titer, Serum

Aid for the diagnosis of infection with Treponema pallidum Rapid plasma reagin testing following a positive treponemal antibody test This test is not useful as a screening or confirmatory test for blood donor specimens.

TPPA - Overview: Syphilis Antibody, Treponema pallidum Particle Agglutination, Serum

An aid to resolve discrepant results between screening treponemal and non-treponemal assays This test is not recommended for general screening purposes for syphilis. This test should not be used to evaluate response to therapy. This test...

CDA7X - Overview: Drug Abuse Survey with Confirmation, Panel 9, Chain of Custody, Random, Urine

Detecting drug abuse involving alcohol, amphetamines, barbiturates, benzodiazepines, cocaine, methadone, opiates, phencyclidine, and tetrahydrocannabinol This chain-of-custody test is intended to be used in a setting where the test results...

CDAU7 - Overview: Drug Abuse Survey with Confirmation, Panel 9, Random, Urine

Detecting drug abuse involving, amphetamines, barbiturates, benzodiazepines, cocaine, ethanol, methadone, opiates, phencyclidine, and tetrahydrocannabinol This test is intended to be used in a setting where the test results can be used...

EHBAP - Overview: Ehrlichia/Babesia Antibody Panel, Immunofluorescence, Serum

As an adjunct in the diagnosis of infection with Anaplasma phagocytophilum, Ehrlichia chaffeensis, or Babesia microti Seroepidemiological surveys of the prevalence of the infection in certain populations

TLYME - Overview: Lyme IgM and IgG, Whole Cell Sonicate, ELISA, Serum

Supplemental testing for samples with positive or equivocal first-tier test results for antibodies to Lyme disease causing Borrelia species This test should not be used as a screening procedure for the general population.

MSH6 - Overview: MSH6 Immunostain, Technical Component Only

Identifying patients at high risk for having hereditary nonpolyposis colorectal cancer, also known as Lynch syndrome, in an immunopanel including MSH6 and other mismatch repair markers Evaluation of tumor tissue to identify patients at...

MSH2 - Overview: MSH2 Immunostain, Technical Component Only

Identifying patients at high risk for having hereditary nonpolyposis colorectal cancer, also known as Lynch syndrome, in an immunopanel including MSH2 and other mismatch repair markers Evaluation of tumor tissue to identify patients at...

PVLE - Overview: Paraneoplastic Vision Loss Evaluation, Serum

Evaluating patients with rapidly progressive vision loss where a paraneoplastic cause for vision loss (retinopathy or optic neuritis with other findings [eg, retinitis] is suspected) Evaluating patients with small-cell carcinoma who...

HIAAR - Overview: 5-Hydroxyindoleacetic Acid, Random, Urine

Biochemical diagnosis and monitoring of intestinal carcinoid syndrome using random urine specimens

CPR - Overview: C-Peptide, Serum

Diagnostic workup of hypoglycemia: -Diagnosis of factitious hypoglycemia due to surreptitious administration of insulin -Evaluation of possible insulinoma -Surrogate measure for the absence or presence of physiological suppressibility of...

BTK - Overview: Bruton Tyrosine Kinase, Protein Expression, Flow Cytometry, Blood

Preliminary screening for X-linked agammaglobulinemia, primarily in male patients (<65 years) or female carriers (child-bearing age: <45 years)

ABYSR - Overview: Antibody Screen with Reflexed Antibody Identification, Blood

Detection of allo- or autoantibodies directed against red blood cell antigens in the settings of pretransfusion testing Evaluation of transfusion reactions Evaluation of hemolytic anemia

AMS - Overview: Amylase, Total, Serum

Diagnosis and management of pancreatitis Evaluation of pancreatic function

APOA1 - Overview: Apolipoprotein A1, Serum

Evaluating risk for atherosclerotic cardiovascular disease Aiding in the detection of Tangier disease

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

RCTUR - Overview: Creatinine, Random, Urine

Calculation of creatinine clearance, a measure of renal function, when used in conjunction with serum creatinine Normalization of urinary analytes by creatinine concentration to account for the variation in urinary concentrations between...

CLD18 - Overview: Claudin 18 (CLDN18) (43-14A), Semi-Quantitative Immunohistochemistry, Manual

Identification of tumor cells expressing claudin 18 As an aid in screening patients who may be eligible for VYLOY (zolbetuximab) treatment

IGD - Overview: Immunoglobulin D (IgD), Serum

Providing information on the humoral immune status Identifying an IgD monoclonal gammopathy

ITCON - Overview: Itraconazole, Serum

Verifying systemic absorption of orally administered itraconazole Patients with life-threatening fungal infections Patients considered at risk for poor absorption or rapid clearance of itraconazole

CRT2F - Overview: Creatinine, 24 Hour, Urine

Normalizing urinary analytes to account for the variation in urinary concentration

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

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

F8IS - Overview: Coagulation Factor VIII Inhibitor Screen, Plasma

Detecting the presence of a specific factor inhibitor directed against coagulation factor VIII

CULAF - Overview: Culture for Genetic Testing, Amniotic Fluid

Producing amniocyte cultures that can be used for genetic analysis

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...

CEASF - Overview: Carcinoembryonic Antigen (CEA), Spinal Fluid

Detecting meningeal carcinomatosis and intradural or extradural infiltration Differentiating brain parenchymal metastasis from adenocarcinoma or squamous-cell carcinoma

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

EXHD - Overview: Hematologic Disorders, DNA Extract and Hold, Varies

Reserving DNA on any specimen for which molecular analysis requiring DNA may be necessary at a future date, ensuring that adequate material for testing is available

NEGCT - Overview: Negative Control, Technical Component Only

Qualitative detection of protein expression within cells in paraffin-embedded tissues

PTFIB - Overview: PT-Fibrinogen, Plasma

Detecting increased or decreased fibrinogen (factor 1) concentration of acquired or congenital origin Differentiating hypofibrinogenemia from dysfibrinogenemia

HGCU - Overview: Mercury/Creatinine Ratio, Random, Urine

Detecting mercury toxicity using random urine specimens