Test Catalog Search Results
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Test FNFAS is obsolete. Please see the notice for more details.
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
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)
FRIFA - Overview: Rifampin Level (PKRIF)
Rifampin Level (PKRIF)
PRA - Overview: Renin Activity, Plasma
Investigation of primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) and secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure with ascites, pregnancy, Bartter...
FRSE - Overview: Red Snapper (Lutjanus spp) IgE
Red Snapper (Lutjanus spp) IgE
VERG - Overview: Sweet Vernal Grass, IgE, Serum
Establishing a diagnosis of an allergy to sweet vernal grass Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
SSA - Overview: SS-A/Ro Antibodies, IgG, Serum
Evaluating patients at-risk for connective tissue disease with or without interstitial lung disease Detection of both anti-SS-A 52 (Ro52) and SS-A 60 (Ro60) antibodies in serum
STEM - Overview: Stemphyllium, IgE, Serum
Establishing a diagnosis of an allergy to Stemphyllium Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...
Evaluating patients with suspected stiff-person syndrome (classical or focal forms, such as stiff-limb or stiff-trunk) and progressive encephalomyelitis with rigidity and myoclonus using serum specimens
PN23M - Overview: Streptococcus pneumoniae IgG Antibodies, 23 Serotypes, Serum
Assessing the IgG antibody response to active immunization with nonconjugated, 23-valent pneumococcal vaccines Assessing the IgG antibody response to active immunization with conjugated 13-valent, 15-valent and 20-valent pneumococcal...
Simultaneous detection and differentiation of SARS-CoV-2 (cause of COVID-19), influenza A virus, and influenza B virus in upper or lower respiratory tract specimens from individuals with flu-like illnesses
SP5CC - Overview: Septin-5 Antibody, Cell-Binding Assay, Spinal Fluid
Detecting septin-5 IgG by cell-binding assay using cerebrospinal fluid specimens
SEMB - Overview: Semen Analysis with Strict Morphology, Semen
Determining male fertility status Selecting the most cost-effective therapy for treating male-factor infertility Quantifying the number of germinal and white blood cells per milliliter of semen
SSB - Overview: SS-B/La Antibodies, IgG, Serum
Evaluating patients with clinical features or at-risk for connective tissue disease, especially Sjögren syndrome.
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...
SLO - Overview: Smith-Lemli-Opitz Screen, Plasma
Diagnosing Smith-Lemli-Opitz syndrome (7-dehydrocholesterol reductase deficiency) and fetal fentanyl syndrome
Assessing acid-base balance, water balance, water intoxication, and dehydration
SALL4 - Overview: SALL4 Immunostain, Technical Component Only
Aids in the identification of germ cell tumors
SP100 - Overview: SP100 Antibody, IgG, Serum
Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA) negative patients by identification of Sp100 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease
SV40 - Overview: SV40 Immunostain, Technical Component Only
Identifying BK or JC polyomavirus
SFZ - Overview: Sulfamethoxazole, Serum
Monitoring sulfamethoxazole therapy to ensure drug absorption, clearance, or compliance
SPOT - Overview: Sweet Potato, IgE, Serum
Establishing a diagnosis of an allergy to sweet potato Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...
SQUA - Overview: Squash, IgE, Serum
Establishing a diagnosis of an allergy to squash Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...
STBY - Overview: Strawberry, IgE, Serum
Establishing a diagnosis of an allergy to strawberry Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...
BIR - Overview: Silver Birch, IgE, Serum
Establishing a diagnosis of an allergy to silver birch Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...
SHRI - Overview: Shrimp, IgE, Serum
Establishing a diagnosis of an allergy to shrimp Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...
FSOM1 - Overview: Somatostatin (Somatotropin Release-Inhibiting Factor, SRIF)
Somatostatin (Somatotropin Release-Inhibiting Factor, SRIF)
SP5CS - Overview: Septin-5 Antibody, Cell Binding Assay, Serum
Detecting septin-5 IgG by cell-binding assay using serum specimens
FCRNS - Overview: Smut Corn (Ustilago maydis) IgE
Smut Corn (Ustilago maydis) IgE
QUIN - Overview: Quinidine, Serum
Assessing and adjusting quinidine dosage for optimal therapeutic level Assessing quinidine toxicity
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.
TBBS - Overview: Quantitative Lymphocyte Subsets: T, B, and Natural Killer (NK) Cells, Blood
Serial monitoring of CD4 T-cell count in patients who are HIV-positive Follow-up and diagnostic evaluation of primary immunodeficiencies, including severe combined immunodeficiency Immune monitoring following immunosuppressive therapy...
QUAD1 - Overview: Quad Screen (Second Trimester) Maternal, Serum
Prenatal screening for open neural tube defect (alpha-fetoprotein only), trisomy 21 (alpha-fetoprotein, human chorionic gonadotropin, estriol, and inhibin A) and trisomy 18 (alpha-fetoprotein, human chorionic gonadotropin, and estriol)
RPCWT - Overview: Renal Pathology Consultation, Wet Tissue
Evaluating and managing patients with kidney disease Following the progression of known kidney disease or response to therapy Determining the cause of dysfunction in the transplanted kidney (allograft)
RBCS - Overview: Relative B-Cell Subset Analysis Percentage, Blood
Screening for humoral or combined immunodeficiencies, including common variable immunodeficiency, hyper IgM syndrome, among others, where B-cell subset distribution information is desired Assessing B-cell subset reconstitution after...
RAPAN - Overview: Rheumatoid Arthritis Panel, Serum
Evaluating patients suspected of having rheumatoid arthritis (RA) Differentiating RA from other inflammatory arthritis or connective tissue diseases Diagnosis and stratification of rheumatoid arthritis
FRFIT - Overview: Rabies Antibody Endpoint
Rabies Antibody Endpoint
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.
RO52 - Overview: Ro52 Antibody, IgG, Serum
Evaluating patients at risk for connective tissue disease with or without interstitial lung disease Differentiating single vs double positivity for Ro52 and Ro60 antibodies in combination with anti-Ro60
REPII - Overview: Rabbit Epithelium, IgE, Serum
Establishing a diagnosis of an allergy to rabbit epithelium Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
RISAP - Overview: Risankizumab Quantitation with Antibodies, Serum
Evaluation of patients with limited primary (initial) response to or secondary loss of response to risankizumab
RSER - Overview: Rabbit Serum Proteins, IgE, Serum
Establishing the diagnosis of an allergy to rabbit serum proteins Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
FRFYG - Overview: Rye Food IgG
Rye Food IgG
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...
RTSP - Overview: Rat Serum Protein, IgE, Serum
Establishing a diagnosis of an allergy to rat serum protein Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
RTUP - Overview: Rat Urine Protein, IgE, Serum
Establishing a diagnosis of an allergy to rat urine protein Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...
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...
RAVMP - Overview: Ravulizumab Monitoring Panel, Serum
Monitoring of complement blockage by ravulizumab Assessing the response to ravulizumab therapy Assessing the need for dose escalation Evaluating the potential for dose deescalation or discontinuation of therapy in remission...
RUFI - Overview: Rufinamide, Serum
Monitoring serum rufinamide concentrations, assessing compliance, and adjusting dosage in patients receiving other drugs that interact pharmacokinetically with rufinamide (ie, drugs that induce liver CYP3A4 enzymes) and may be helpful in...
RYEG - Overview: Rye Grass, IgE, Serum
Establishing a diagnosis of an allergy to rye grass Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior...