TPSF - Overview: Protein, Total, Spinal Fluid

Detecting disruptions of the blood-brain barrier or intrathecal synthesis of immunoglobulins

QUIN - Overview: Quinidine, Serum

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

SEWB - Overview: Selenium, Blood

Assessment of tissue stores of selenium

CDB - Overview: Cadmium, Blood

Detecting exposure to cadmium, a toxic heavy metal

DIA - Overview: Diazepam and Nordiazepam, Serum

Assessing compliance Monitoring for appropriate therapeutic level Assessing diazepam toxicity

LITH - Overview: Lithium, Serum

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

TPI1 - Overview: Triosephosphate Isomerase Enzyme Activity, Blood

Evaluating individuals with chronic nonspherocytic hemolytic anemia Evaluating individuals with early onset neurologic impairment Genetic counseling for families with triosephosphate isomerase deficiency

SOLFM - Overview: Soluble Fibrin Monomer, Plasma

Assisting in the diagnosis of arterial or venous prethrombotic states in various pathological and clinical situations including disseminated intravascular coagulation/intravascular coagulation and fibrinolysis and postoperative monitoring...

TOBTA - Overview: Tobramycin, Trough, Serum

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

TOBPA - Overview: Tobramycin, Peak, Serum

Monitoring adequacy of serum concentration during tobramycin therapy

CDP - Overview: Chlordiazepoxide and Metabolite, Serum

Monitoring chlordiazepoxide therapy Assessing toxicity

BTBAS - Overview: Butabarbital, Serum

Monitoring of butabarbital therapy

SECOS - Overview: Secobarbital, Serum

Monitoring secobarbital therapy

URCON - Overview: Urea, Random, Urine

Assessment of kidney failure (prerenal vs acute kidney injury)

RPHOC - Overview: Phosphorus, Random, Urine

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

COL7 - Overview: Anti-Collagen type VII, IgG Antibodies, Serum

Initial screening test in the diagnosis of epidermolysis bullosa acquisita and other immunobullous diseases mediated by collagen VII

ALBSF - Overview: Albumin, Spinal Fluid

Assessment of blood-brain barrier permeability

HEXAZ - Overview: Tay-Sachs Disease, HEXA Gene, Full Gene Analysis, Varies

Second-tier test for confirming a biochemical diagnosis of Tay-Sachs disease (TSD) Carrier testing of individuals with a family history of TSD but an affected individual is not available for testing or disease-causing mutations have not...

AMS - Overview: Amylase, Total, Serum

Diagnosis and management of pancreatitis Evaluation of pancreatic function

BRIVA - Overview: Brivaracetam, Plasma

Assessing compliance and toxicity for brivaracetam

BHYD - Overview: Beta-Hydroxybutyrate, Serum

Monitoring therapy for diabetic ketoacidosis Investigating the differential diagnosis of any patient presenting to the emergency room with hypoglycemia, acidosis, suspected alcohol ingestion, or an unexplained increase in the anion gap...

PAMIK - Overview: Amikacin, Peak, Serum

Monitoring adequacy of serum concentration during amikacin therapy

ACE - Overview: Angiotensin Converting Enzyme, Serum

Evaluation of patients with suspected sarcoidosis

RAMBO - Overview: Ammonium, Random, Urine

Diagnosis of the cause of acidosis using random urine specimens Diagnosis and treatment of kidney stones

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

FHLCG - Overview: Immunoglobulin G (IgG) Heavy and Light Chain (HLC) Pairs, Kappa and Lambda with Ratio

Heavy and light chain pair quantitation may be useful for: 1. Distinguishing between broadly migrating monoclonal proteins and restricted polyclonal immunoglobulin patterns on serum electrophoresis. 2. Quantitating monoclonal IgG proteins...

HEXP - Overview: Iohexol, Plasma

Determining glomerular filtration rate in plasma specimens

HEXU - Overview: Iohexol, Timed Collection, Urine

Determining glomerular filtration rate in urine specimens

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

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

CK - Overview: Creatine Kinase (CK), Serum

Diagnosing and monitoring myopathies or other trauma, toxin, or drug-induced muscle injury

CRP - Overview: C-Reactive Protein (CRP), Serum

Detecting systemic inflammatory processes Detecting infection and assessing response to antibiotic treatment of bacterial infections Differentiating between active and inactive disease forms with concurrent infection

GABA - Overview: Gabapentin, Serum

Monitoring serum gabapentin concentrations Assessing compliance Adjusting dosage in patients

HICSF - Overview: Histoplasma Antibody Complement Fixation and Immunodiffusion, Spinal Fluid

Aiding in the diagnosis of Histoplasma meningitis using spinal fluid specimens

NOTRP - Overview: Nortriptyline, Serum

Monitoring nortriptyline concentration during therapy Evaluating potential nortriptyline toxicity May aid in evaluating patient compliance

MGS - Overview: Magnesium, Serum

Monitoring preeclampsia patients being treated with magnesium sulfate, although in most cases monitoring clinical signs (respiratory rate and deep tendon reflexes) is adequate and blood magnesium levels are not required

PTFIB - Overview: PT-Fibrinogen, Plasma

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

SSF1 - Overview: Nocardia Stain, Varies

Detecting Nocardia species and other partially-acid fast aerobic actinomycetes in clinical specimens

POU - Overview: Phosphorus, 24 Hour, Urine

Evaluation of hypo- or hyper-phosphatemic states Evaluation of patients with nephrolithiasis

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

PINW - Overview: Pinworm Exam, Perianal

Detection of the eggs of Enterobius vermicularis on the skin of the perianal folds

PTMSC - Overview: Prothrombin Time Mix 1:1, Plasma

Screening test to detect a deficiency of 1 or more of the clotting factors of the extrinsic coagulation system (I, II, V, VII, X) due to hereditary deficiency or acquired conditions such as liver disease, vitamin K deficiency, or a specific...

CSPMM - Overview: Plasma Cell Myeloma Pre-Analysis Cell Sorting, Bone Marrow

Pre-analysis cell sorting for the MayoComplete Plasma Cell Myeloma panel

PBR - Overview: Phenobarbital, Serum

Monitoring for appropriate therapeutic concentration of phenobarbital Assessing compliance or toxicity

RCVBS - Overview: Recoverin-IgG Antibody, Immunoblot, Serum

Evaluating patients with suspected paraneoplastic retinopathy accompanying small cell carcinoma

RTSC - Overview: Reptilase Time, Plasma

Evaluation of a prolonged thrombin time (TT): It is mainly used to confirm or exclude the presence of heparin in the specimen or specimen type Evaluating hypofibrinogenemia or dysfibrinogenemia in conjunction with the TT and fibrinogen...

SDEX - Overview: Sickle Solubility, Blood

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

DESPR - Overview: Desipramine, Serum

Monitoring serum concentration of desipramine during therapy Evaluating potential desipramine toxicity May aid in evaluating patient compliance