PA - Overview: Procainamide and N-Acetylprocainamide, Serum

Monitoring therapy with procainamide Assessing compliance Evaluating procainamide toxicity

PBR - Overview: Phenobarbital, Serum

Monitoring for appropriate therapeutic concentration of phenobarbital Assessing compliance or toxicity

PNYF - Overview: Phenytoin, Free, Serum

Monitoring for appropriate therapeutic concentration of free phenytoin: free phenytoin level is the best indicator of adequate therapy in renal failure Assessing compliance and toxicity

ROC - Overview: Rubeola (Measles) Antibodies, IgG and IgM, Spinal Fluid

Diagnosing central nervous system rubeola (measles) virus infection and/or subacute sclerosing panencephalitis

SDEX - Overview: Sickle Solubility, Blood

Screening for presence or absence of hemoglobin (Hb) S (sickle cell disease)

DSAC - Overview: Disaccharidase Activity Panel, Tissue

Evaluation of patients who present with signs or symptoms suggestive of disaccharidase disorders This test is not intended for carrier detection.

DLAU - Overview: D-Lactate, Urine

Preferred test for diagnosing D-lactate acidosis, especially in patients with jejunoileal bypass and short-bowel syndrome

FXIII - Overview: Factor XIII (13), Screen, Plasma

Screening for factor XIII deficiency

FLEC - Overview: Flecainide, Serum

Optimizing flecainide dosage Assessing flecainide toxicity Monitoring compliance

F2_IS - Overview: Factor II Inhibitor Screen, Plasma

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

11_IS - Overview: Factor XI Inhibitor Screen, Plasma

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

10_IS - Overview: Factor X Inhibitor Screen, Plasma

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

F7_IS - Overview: Factor VII Inhibitor Screen, Plasma

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

F5_IS - Overview: Factor V Inhibitor Screen, Plasma

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

FL - Overview: Fluoride, Plasma

Assessing accidental fluoride ingestion Monitoring patients receiving sodium fluoride for bone disease or patients receiving voriconazole therapy

MSFGN - Overview: Fibrillary Glomerulonephritis Confirmation, Mass Spectrometry, Paraffin Tissue

Diagnosing fibrillary glomerulonephritis

FLUOX - Overview: Fluoxetine, Serum

Monitoring serum concentration of fluoxetine during therapy Evaluating potential toxicity Evaluating patient compliance

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

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

LID - Overview: Lidocaine, Serum

Assessing optimal lidocaine dosing during the acute management of ventricular arrhythmias following myocardial infarction or during cardiac manipulation such as surgery Assessing potential lidocaine toxicity

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...

RNAUR - Overview: Sodium, Random, Urine

Assessing acid-base balance, water balance, water intoxication, and dehydration

T46CS - Overview: Tripartite Motif-Containing Protein 46 (TRIM46) IgG, Cell Binding Assay, Serum

Detecting tripartite motif-containing protein 46 (TRIM46)-IgG by cell-binding assay using serum specimens Evaluation of an autoimmune/paraneoplastic neurological syndrome among patients presenting with cerebellar ataxia, encephalitis, or...

SDLDL - Overview: Small Dense Low Density Lipoprotein Cholesterol, Serum

Aiding in risk management of lipoprotein disorders associated with cardiovascular disease when used in conjunction with other lipid measurements and clinical evaluation

THEO - Overview: Theophylline, Serum

Assessing and adjusting theophylline dosage for optimal therapeutic level Assessing theophylline toxicity

TOBRA - Overview: Tobramycin, Random, Serum

Monitoring adequacy of serum concentration during tobramycin therapy This unit code is used whenever a specimen is submitted or collected without collection timing information. The phlebotomist should use this unit code if she or he does...

TRYPU - Overview: Tryptophan, Random, Urine

Aiding in the screening and monitoring of Hartnup disease

VANTA - Overview: Vancomycin, Trough, Serum

Preferred test for monitoring vancomycin therapy Monitoring trough concentrations drawn at steady-state in selected patients receiving vancomycin therapy

PENTS - Overview: Pentobarbital, Serum

Monitoring of pentobarbital therapy treatment

VLTU - Overview: Volatile Screen, Random, Urine

Detecting the presence of acetone, methanol, isopropanol, or ethanol in urine with subsequent quantitation

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

PSHIV - Overview: HIV-1 RNA Patient Source, Plasma

Detection and diagnosis of HIV-1 infection in an acutely or early infected individual (including infants of <2 years of age) who is the source of blood or body fluid in an occupational exposure event

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

Identifying previous exposure to hepatitis B virus in pregnant individuals Determining adequate immunity from hepatitis B vaccination during pregnancy

PMS2 - Overview: PMS2 Immunostain, Technical Component Only

Identifying patients at high risk for having hereditary nonpolyposis colorectal cancer, also known as Lynch syndrome, in an immunopanel including PMS2 and other mismatch repair markers Evaluation of tumor tissue to identify patients at...

RAVU - Overview: Ravulizumab, Serum

Assessing the response to ravulizumab therapy Assessing the need for dose escalation Evaluating the potential for dose deescalation or discontinuation of therapy in remission states Monitoring patients who need to be above a certain...

RPRS - Overview: Rapid Plasma Reagin Screen with Reflex, Serum

Aiding in the diagnosis of recent or past Treponema pallidum infection Rapid plasma reagin screening when T pallidum antibody screen is positive This test is not useful as a screening or confirmatory test for blood donor specimens.

DRV2 - Overview: Dilute Russell's Viper Venom Time (DRVVT) Mix, Plasma

Detecting the presence or helping to exclude the presence 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...

MLH1 - Overview: MLH1 Immunostain, Technical Component Only

Evaluation of tumor tissue to identify patients at high risk for having hereditary nonpolyposis colorectal cancer, also known as Lynch syndrome Evaluation of tumor tissue to identify patients at risk for having hereditary endometrial...

ALP - Overview: Alkaline Phosphatase, Serum

Diagnosing and monitoring treatment of liver, bone, intestinal, and parathyroid diseases

BABG - Overview: Babesia microti IgG Antibodies, Serum

An adjunct in the diagnosis of babesiosis Follow-up of documented babesiosis

BHISC - Overview: Bone Histomorphometry, Gross Microscopic Exam

Undetermined metabolic bone disease in wet tissue specimens Renal osteodystrophy Osteomalacia Osteoporosis Paget disease Assessing effects of therapy Identification of some disorders of the hematopoietic system Aluminum...

GAAWR - Overview: Acid Alpha-Glucosidase Reflex, Leukocytes

Diagnosis of Pompe disease as a confirmatory reflex of the 6-enzyme panel

AKC - Overview: Adenylate Kinase Enzyme Activity, Blood

Assessment of adenylate kinase activity as part of the evaluation of chronic nonspherocytic hemolytic anemia

AMTRP - Overview: Amitriptyline and Nortriptyline, Serum

Monitoring amitriptyline and nortriptyline serum concentrations during therapy Evaluating potential amitriptyline and nortriptyline toxicity May aid in evaluating patient compliance

MMLRG - Overview: Antimicrobial Susceptibility, Acid-Fast Bacilli, Rapidly Growing, Varies

Determination of susceptibility of rapidly growing mycobacteria to the antimicrobial agents on the test panel

ANNEX - Overview: Annexin-1 Immunostain, Technical Component Only

Classification of leukemias

CTU - Overview: Creatinine, 24 Hour, Urine

Calculation of creatinine clearance, a measure of renal function, when used in conjunction with serum creatinine

CA25 - Overview: Cancer Antigen 125 (CA 125), Serum

Evaluating individuals' response to ovarian cancer therapy Predicting recurrent ovarian cancer This test is not useful for cancer detection screening in the normal population.

HMNA - Overview: Heavy Metals, Nails

Detection of nonacute arsenic, mercury, and lead exposure