PCHE1 - Overview: Pseudocholinesterase, Total, Serum

Monitoring exposure to organophosphorus insecticides and herbicides Monitoring patients with liver disease, particularly those undergoing liver transplantation Identifying patients who are homozygous or heterozygous for an atypical gene...

PARID - Overview: Parasite Identification, Varies

Gross identification of parasites (eg, worms) and arthropods (eg, ticks, bed bugs, lice, mites) Detecting or eliminating the suspicion of parasitic infection by identifying suspect material passed in stool or found on the body Supporting...

PAX8 - Overview: PAX8 Immunostain, Technical Component Only

Aids in the identification of renal cell carcinomas, as well as papillary thyroid carcinomas and tumors of Mullerian origin

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...

QFEVR - Overview: Q Fever Antibody Screen with Titer Reflex, Serum

Screening for exposure to Coxiella burnetii, the causative agent of Q fever This test should not be used as a screening procedure for the general population.

RB1 - Overview: Retinoblastoma Protein (Rb) Immunostain, Tech Only

Aids in the identification of high-grade neuroendocrine carcinomas and small cell carcinomas

P40NA - Overview: p40 + Napsin A Immunostain, Technical Component Only

p40 aids in the classification of carcinomas and lymphomas Napsin A aids in the identification of primary lung adenocarcinoma

RIVAR - Overview: Rivaroxaban, Anti-Xa, Plasma

Measuring rivaroxaban concentration in selected clinical situations (eg, kidney insufficiency, assessment of compliance, periprocedural measurement of drug concentration, suspected overdose, advanced age, and extremes of body weight)

P53 - Overview: p53 Immunostain, Technical Component Only

Aiding in the identification of neoplastic cells

PROG - Overview: Progesterone Receptor (PR) Immunostain, Technical Component Only

Qualitative detection of progesterone receptor protein in a diagnostic setting

PU1 - Overview: PU.1 Immunostain, Technical Component Only

Classification of lymphomas

P16 - Overview: p16 (INK4a/CDKN2A) Immunostain, Technical Component Only

Aids in the identification of human papilloma virus infection

RB24 - Overview: Retinol-Binding Protein, 24 Hour, Urine

Assessing renal tubular injury or dysfunction Screening for other tubular abnormalities Detecting chronic asymptomatic renal tubular dysfunction.(2)

PHTDP - Overview: Phosphorylated TDP43 Immunostain, Technical Component Only

Identification of pathological forms of TDP-43 in neurodegenerative diseases

PCPMX - Overview: Phencyclidine (PCP) Confirmation, Chain of Custody, Meconium

Detection of in utero drug 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...

PCAG - Overview: Protein C Antigen, Plasma

Differentiating congenital type I protein C deficiency from type II deficiency Evaluating the significance of decreased functional protein C, especially when decreased protein C activity might be congenital rather than acquired (eg, due...

PKC - Overview: Pyruvate Kinase Enzyme Activity, Blood

Evaluation of nonspherocytic hemolytic anemia as a part of a profile Evaluation of neonatal anemia or jaundice Evaluation of unexplained noninfectious hepatic failure Evaluation of unexplained iron overload Evaluation of unusually...

PNTFT - Overview: Phenytoin, Total and Free, Serum

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

PK1 - Overview: Pyruvate Kinase Enzyme Activity, Blood

Evaluation of nonspherocytic hemolytic anemia Evaluation of neonatal anemia or jaundice Evaluation of unexplained noninfectious hepatic failure Evaluation of unexplained iron overload Evaluation of unusually severe hemoglobin S...

POWV - Overview: Powassan Virus, IgM, Enzyme-Linked Immunosorbent Assay, Serum

Diagnosis of Powassan virus infection. This test should not be used as a screening procedure for the general population. This test should not be used as a "test of cure."

PTEM - Overview: Platelet Transmission Electron Microscopic Study, Whole Blood

Diagnosing platelet disorders

PLHBB - Overview: Plasma Free Hemoglobin, Plasma

Determining whether hemolysis is occurring such as from: -Transfusion reaction -Mechanical fragmentation of red blood cells -Relative comparison to baseline levels in extracorporeal membrane oxygenation and centrifugal ventricular assist...

SABP - Overview: Streptococcal Antibodies Profile, Serum

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

CRYPS - Overview: Cryptosporidium Antigen, Feces

Establishing the diagnosis of intestinal cryptosporidiosis

CCOC - Overview: Coccidioides Antibody, Complement Fixation and Immunodiffusion, Spinal Fluid

Diagnosing coccidioidomycosis using spinal fluid specimens

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

CUT - Overview: Copper, Liver Tissue

Diagnosing Wilson disease and primary biliary cirrhosis using liver tissue specimens

DIMER - Overview: D-Dimer, Plasma

Diagnosis of intravascular coagulation and fibrinolysis, also known as disseminated intravascular coagulation, especially when combined with clinical information and other laboratory test data (eg, platelet count, assays of clottable...

REVEI - Overview: Erythrocytosis Interpretation

Interpretation of Erythrocytosis Evaluation profile test Definitive, comprehensive, and economical evaluation of an individual with JAK2-negative erythrocytosis associated with lifelong sustained increased hemoglobin or hematocrit

CD279 - Overview: CD279 (PD-1) Immunostain, Technical Component Only

Identification of follicular T helper cells Phenotyping of angioimmunoblastic T-cell lymphoma

DHRF - Overview: Dihydrorhodamine Flow Cytometric N-Formyl-Methionyl-Leucyl-Phenylalanine Test, Blood

Evaluation of Rac2 deficiency and RAC2 gain of function

DSGAB - Overview: Desmoglein 1 (DSG1) and Desmoglein 3 (DSG3), IgG Antibodies, Serum

Preferred screening test for patients suspected to have an autoimmune blistering disorder of the skin or mucous membranes (pemphigus) Aiding in the diagnosis of pemphigus

ETGX - Overview: Ethyl Glucuronide Confirmation, Chain of Custody, Random, Urine

Monitoring abstinence in clinical and justice system settings using ethyl glucuronide and ethyl sulfate as direct biomarkers or metabolites of ethanol This chain-of-custody test is intended to be used in a setting where the test results...

PNRCH - Overview: Drug Immunoassay Panel, Urine

Detecting drug use involving barbiturates, cocaine, and carboxy-tetrahydrocannabinol This test is not intended for use in employment-related testing.

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

Screening for drug abuse involving alcohol

ECULI - Overview: Eculizumab, Serum

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

EEEP - Overview: Eastern Equine Encephalitis Antibody, IgG and IgM, Serum

Aiding in the diagnosis of Eastern equine encephalitis using serum specimens

EPIP2 - Overview: Epithelia Panel # 2, Serum

Establishing a diagnosis of an allergy to guinea pig, hamster, mouse, rabbit, or rat Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic...

CIFA - Overview: Cutaneous Immunofluorescence Antibodies, IgA, Serum

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

CUS1 - Overview: Copper, Serum

Diagnosis of: -Wilson disease -Primary biliary cholangitis -Primary sclerosing cholangitis

CRSY - Overview: Chromium, Synovial Fluid

Monitoring metallic prosthetic implant wear and local tissue destruction in failed hip arthroplasty constructs This test is not useful for assessment of potential chromium toxicity.

COSY - Overview: Cobalt, Synovial Fluid

Monitoring metallic prosthetic implant wear and local tissue destruction in failed hip arthroplasty constructs This test is not useful for assessment of nutritional status or potential cobalt toxicity.

CRMWC - Overview: Collapsin Response-Mediator Protein-5-IgG, Western Blot, Spinal Fluid

Evaluation of cases of chorea, vision loss, cranial neuropathy and myelopathy

CDUOE - Overview: Cadmium Occupational Exposure, Random, Urine

Detecting occupational exposure to cadmium, a toxic heavy metal, using random urine specimens

C4FX - Overview: C4 Complement, Functional, Serum

Diagnosis of C4 deficiency Investigation of a patient with an undetectable total complement level

CHLM - Overview: Chlamydia IgM, Immunofluorescence, Serum

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

EIACD - Overview: Clostridioides difficile Toxin, EIA, Feces

Diagnosing the presence of toxigenic Clostridioides difficile

CEE49 - Overview: CD49d Cell Expression Evaluation, Varies

Detecting cell-surface antigens on malignant cells that are potential therapeutic antibody targets, specifically CD49d Determining the eligibility of patients for monoclonal antibody therapies Monitoring response to the therapeutic...

RSCOC - Overview: Coccidioides Antibody Reflex, Complement Fixation and Immunodiffusion, Serum

Detection of antibodies to Coccidioides species

CEE20 - Overview: CD20 Cell Expression Evaluation, Varies

Detecting cell-surface antigens on malignant cells that are potential therapeutic antibody targets, specifically CD20 Determining the eligibility of patients for monoclonal antibody therapies Monitoring response to the therapeutic...