IDENT - Overview: Organism Referred for Identification, Aerobic Bacteria

Identification of pure isolates of aerobic bacteria Differentiation of members of the Staphylococcus aureus complex (S aureus, Staphylococcus argenteus, Staphylococcus schweitzeri)

OAU - Overview: Organic Acids Screen, Random, Urine

Diagnosis of inborn errors of metabolism

PIPU - Overview: Pipecolic Acid, Random, Urine

Differentiating between disorders of peroxisomal biogenesis (eg, Zellweger syndrome) and disorders with loss of a single peroxisomal function Detecting abnormal elevations of pipecolic acid in urine

OPE - Overview: Ova and Parasite, Travel History or Immunocompromised, Feces

Detecting and identifying parasitic protozoa and eggs and larvae of parasitic helminths in stool specimens

OPATU - Overview: Opiates Confirmation, Random, Urine

Detection and quantification of codeine, hydrocodone, oxycodone, morphine, hydromorphone, oxymorphone, noroxycodone, noroxymorphone, norhydrocodone, dihydrocodeine, and naloxone in urine

PSYCF - Overview: Psychosine, Spinal Fluid

Aiding in the biochemical diagnosis of Krabbe disease using cerebrospinal fluid specimens Follow-up of individuals affected with Krabbe disease Follow-up testing after an abnormal newborn screening result for Krabbe disease Monitoring...

PBGD_ - Overview: Porphobilinogen Deaminase, Whole Blood

Confirmation of a diagnosis of acute intermittent porphyria

LFRI - Overview: Progentec aiSLE DX Lupus Flare Risk Index, Plasma

Aiding in the assessment of risk of flare in lupus patients when used in conjunction with standard clinical assessment

SPSA - Overview: Prostate-Specific Antigen (PSA) Screen, Serum

As a screening aid in the detection of prostate cancer when used in conjunction with a digital rectal exam in men 50 years or older Screening to aid in the prognosis and management of individuals diagnosed with prostate cancer

RISA - Overview: Risankizumab, Serum

Assessing the response to risankizumab therapy Assessing the need for dose escalation Evaluating potential changes or discontinuation of therapy Monitoring patients who need to be above a certain risankizumab concentration to improve the...

T821Q - Overview: RUNX1-RUNX1T1 Translocation (8;21), Minimal Residual Disease Monitoring, Quantitative, Varies

Detection of RUNX1-RUNX1T1 gene fusion in acute myeloid leukemia patients at the time of diagnosis Minimal residual disease monitoring during the clinical and therapeutic course of these patients

OPTU - Overview: Orthostatic Protein, Timed Collection, Urine

Diagnosis of orthostatic proteinuria As a second-order test for additional characterization of proteinuria of less than 3 grams/24 hours, particularly in children or adolescents

OPTMX - Overview: Opiate Confirmation, Chain of Custody, Meconium

Detecting maternal prenatal opiate/opioid use 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...

OAUS - Overview: Organic Acids Screen, Urine Spot

Diagnosis of inborn errors of metabolism using dried urine specimens

OSCAL - Overview: Osteocalcin, Serum

Monitoring and assessing effectiveness of antiresorptive therapy in patients treated for osteopenia, osteoporosis, Paget disease, or other disorders in which osteocalcin levels are elevated As an adjunct in the diagnosis of medical...

PIPA - Overview: Pipecolic Acid, Serum

Differentiating between disorders of peroxisomal biogenesis (eg, Zellweger syndrome) and disorders with loss of a single peroxisomal function Detecting abnormal elevations of pipecolic acid in serum

PRSSZ - Overview: PRSS1 Gene, Full Gene Analysis, Varies

Confirmation of suspected clinical diagnosis of hereditary pancreatitis (HP) in patients with chronic pancreatitis Identification of familial PRSSI mutation to allow for predictive and diagnostic testing in family members

PKU - Overview: Phenylalanine and Tyrosine, Plasma

Monitoring effectiveness of dietary therapy in patients with hyperphenylalaninemia

PRCAL - Overview: Procalcitonin, Serum

Monitoring antibiotic therapy and all-cause mortality for patients diagnosed with severe sepsis or septic shock in the Intensive Care Unit (ICU) or when obtained in the emergency department or other medical wards prior to ICU admission

TPBF - Overview: Protein, Total, Body Fluid

Identification of exudative pleural effusions Differentiating hepatic from other causes of ascites that have elevated serum ascites albumin gradient using peritoneal fluid

LDAI - Overview: Progentec aiSLE DX Lupus Disease Activity Index, Plasma

Aiding in the assessment of current systemic lupus erythematosus disease activity when used in conjunction with standard clinical assessment

PLABN - Overview: Platelet Antibody Screen, Serum

Detecting alloantibodies to epitopes on platelet glycoproteins IIb/IIIa, Ib/Ix, Ia/IIa, IV and class I human leukocyte antigens to evaluate cases of immune mediated refractoriness to platelet transfusions, posttransfusion purpura, or...

PMLR - Overview: PML::RARA Quantitative, PCR, Varies

Diagnosis of acute promyelocytic leukemia (APL) Detection of residual or recurrent APL Monitoring the level of PML::RARA (promyelocytic leukemia/retinoic acid receptor alpha) in APL patients

PC2TC - Overview: Purkinje Cell Cytoplasmic Antibody Type 2 (PCA-2) Titer, Spinal Fluid

Evaluating patients who present with a subacute neurological disorder of undetermined etiology and have risk factors for lung cancer Reporting an end titer result from spinal fluid specimens

PC1TC - Overview: Purkinje Cell Cytoplasmic Antibody Type 1 (PCA-1) Titer, Spinal Fluid

Identifying female patients whose subacute cerebellar degeneration or peripheral neuropathy is due to a remote (autoimmune) effect of gynecologic or breast carcinoma Reporting an end titer result from spinal fluid specimens

PKUBS - Overview: Phenylalanine and Tyrosine, Blood Spot

Monitoring effectiveness of therapy in patients with hyperphenylalaninemia This test is not sufficient for follow-up for abnormal newborn screening results or for establishing a diagnosis of a specific cause of hyperphenylalaninemia

PPFE - Overview: Protoporphyrins, Fractionation, Whole Blood

Evaluating patients with possible diagnoses of erythropoietic protoporphyria or X-linked dominant protoporphyria Establishing a biochemical diagnosis of erythropoietic protoporphyria and X-linked dominant protoporphyria

T4BPE - Overview: Thyroxine-Binding Protein Electrophoresis, Serum

Explaining unusual thyroxine (T4), free T4, and thyroxine-binding globulin test results that do not correlate with the patient's clinical presentation Detecting the presence of aberrant thyroxine-binding proteins, such as abnormal forms...

MTRNA - Overview: Trichomonas vaginalis, Nucleic Acid Amplification, Varies

Detecting Trichomonas vaginalis in prostatic massage (VBIII) fluid or male urethral swabs

TOXB - Overview: Toxoplasma gondii, Molecular Detection, PCR, Blood

Supporting the diagnosis of active toxoplasmosis, particularly in immunocompromised individuals

TGABI - Overview: Thyroglobulin Antibody, Serum

Initial testing as a part of evaluating suspected interference from heterophile antibodies causing a falsely elevated thyroglobulin result

UPGD - Overview: Uroporphyrinogen Decarboxylase, Whole Blood

Preferred test for the confirmation of a diagnosis of porphyria cutanea tarda type II and hepatoerythropoietic porphyria

BILHA - Overview: Schistosoma species Antibody, IgG, Serum

Detection of antibodies to Schistosoma species

T4FT4 - Overview: T4 (Thyroxine), Total and Free, Serum

Assessing thyroid function when thyroid function disorders are suspected

TXM - Overview: Toxoplasma gondii Antibody, IgM, Serum

Detecting recent infection with Toxoplasma gondii

TABSU - Overview: Targeted Benzodiazepine Screen, Random, Urine

Qualitatively (present vs not detected) identifying 27 benzodiazepine compounds (parent drug and metabolites) in urine to help determine compliance or identify illicit benzodiazepine drug use This test is not intended for...

TBSU - Overview: Targeted Benzodiazepine Screen, Random, Urine

Determining compliance or identifying illicit benzodiazepine drug use This test is not intended for employment-related testing.

SSCTU - Overview: S-Sulfocysteine Panel, Urine

Diagnosis of molybdenum cofactor deficiency, isolated sulfite oxidase deficiency, and hereditary xanthinuria Monitoring patients with molybdenum cofactor deficiency or isolated sulfite oxidase deficiency who are on treatment

RNAP - Overview: RNA Polymerase III Antibodies, IgG, Serum

Evaluating patients suspected of having systemic sclerosis as part of systemic sclerosis criteria antibody tests Providing diagnostic and prognostic information in patients with systemic sclerosis

RNP - Overview: RNP Antibodies, IgG, Serum

Evaluating patients with signs and symptoms of a connective tissue disease in whom the test for antinuclear antibodies is positive Testing for ribonucleoprotein particle antibodies is not useful in patients without demonstrable...

TDP - Overview: Thiamine (Vitamin B1), Whole Blood

Assessment of thiamine deficiency Measuring thiamine levels in patients with behavioral changes, eye signs, gait disturbances, delirium, and encephalopathy; or in patients with questionable nutritional status, especially those who appear...

T3 - Overview: T3 (Triiodothyronine), Total, Serum

Second-order testing for hyperthyroidism in patients with low thyroid-stimulating hormone values and normal thyroxine levels Diagnosing triiodothyronine (T3) toxicosis This test is not useful for general screening of the population...

TIWB - Overview: Titanium, Blood

Detecting and monitoring titanium exposure and potential implant status in patients with orthopedic implants

SHIGC - Overview: Shigella Culture, Feces

Determining whether Shigella species may be the cause of diarrhea Reflexive testing for Shigella species from nucleic acid amplification test-positive stool This test is generally not useful for patients hospitalized more than 3 days...

TWRP - Overview: Tropheryma whipplei, Molecular Detection, PCR, Varies

Aiding in the diagnosis of Whipple disease, especially for identifying inconclusive or suspicious cases, using tissue or fluid specimens

SM - Overview: Smith (Sm) Antibodies, IgG, Serum

Evaluating patients with clinical features suggestive of antinuclear antibody associated connective tissue disease and the confirmation of a diagnosis of systemic lupus erythematosus. Testing for Smith antibodies is not useful in patients...

SUAC - Overview: Succinylacetone, Blood Spot

Second-tier newborn screen for tyrosinemia type 1 (HT-1) when primary screen showed nonspecific elevations of tyrosine Diagnosing HT-1 when used in conjunction with testing for urine organic acids, liver function, alpha-fetoprotein, and...

RURC1 - Overview: Uric Acid/Creatinine Ratio, Random, Urine

Differentiation of acute uric acid nephropathy from other causes of acute kidney failure For patients who cannot collect a 24-hour specimen, typically small children, a uric acid to creatinine ratio can be used to approximate 24-hour...

UPGC - Overview: Uroporphyrinogen III Synthase (Co-Synthase), Erythrocytes

Diagnosis of congenital erythropoietic porphyria This test is not useful for diagnosis of acute intermittent porphyria (AIP).

CALPR - Overview: Calprotectin, Feces

Evaluating patients suspected of having a gastrointestinal inflammatory process Distinguishing inflammatory bowel disease from irritable bowel syndrome, when used in conjunction with other diagnostic modalities, including endoscopy,...