Test Catalog Search Results

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...

NENZ - Overview: Red Blood Cell Enzyme Disorders Gene Panel, Next-Generation Sequencing, Varies

Providing a comprehensive genetic evaluation for patients with a personal or family history suggestive of an underlying red blood cell enzymopathy Identifying variants within genes associated with phenotypic severity, allowing for...

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

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

NMEM - Overview: Red Blood Cell Membrane Disorders Gene Panel, Next-Generation Sequencing, Varies

Providing a comprehensive genetic evaluation for patients with a personal or family history suggestive of a red blood cell (RBC) membrane disorder Second-tier testing for patients in whom previous targeted gene variant analyses were...

RFPN - Overview: Rheumatoid Factor Panel, Serum

Evaluating patients at-risk of rheumatoid arthritis (RA) or features of inflammatory arthritis Differentiating the antibody isotype profile in patients positive for rheumatoid factor (RF) Aid in the risk stratification of RF-seropositive...

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...

EEEV1 - Overview: Red Blood Cell (RBC) Enzyme Evaluation, Blood

Identifying defects of red blood cell enzyme metabolism Evaluating patients with Coombs-negative hemolytic anemia

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...

RWEED - Overview: Rape Weed, IgE, Serum

Establishing the diagnosis of an allergy to rape weed Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...

SORR - Overview: Red Sorrel, IgE, Serum

Establishing a diagnosis of an allergy to red sorrel Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...

EEEVI - Overview: Red Blood Cell (RBC) Enzyme Interpretation

Interpretation of results for the red blood cell enzyme evaluation Identifying defects of red cell enzyme metabolism Evaluating patients with Coombs-negative hemolytic anemia

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

Evaluating patients with suspected paraneoplastic retinopathy accompanying small cell carcinoma

RBCME - Overview: Red Blood Cell Membrane Evaluation, Blood

Investigation of suspected red cell membrane disorders, such as hereditary spherocytosis or hereditary pyropoikilocytosis This test is not useful for hereditary elliptocytosis.

RASP - Overview: Raspberry, IgE, Serum

Establishing the diagnosis of an allergy to raspberry Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior...

RPRT2 - Overview: Rapid Plasma Reagin Titer, Serum

Determining the current disease status Monitoring response to therapy for syphilis This test cannot be used for testing spinal fluid specimens.

RRPRS - Overview: Rapid Plasma Reagin Screen with Reflex to Titer, Serum

Aid for the diagnosis of infection with Treponema pallidum Rapid plasma reagin testing following a positive treponemal antibody test This test is not useful as a screening or confirmatory test for blood donor specimens.

RICE - Overview: Rice, IgE, Serum

Establishing a diagnosis of an allergy to rice Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...

ROTA - Overview: Rotavirus Antigen, Feces

Investigation of patients with diarrhea, particularly infants, the elderly, and immunocompromised patients Investigation of nosocomial diarrhea

MARS - Overview: Rough Marsh Elder, IgE, Serum

Establishing a diagnosis of an allergy to rough marsh elder Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...

RBR - Overview: Retinol-Binding Protein, Random, Urine

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

REDT - Overview: Red Top, IgE, Serum

Establishing a diagnosis of an allergy to red top Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior...

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)

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...

RHNI - Overview: Rhizopus nigricans, IgE, Serum

Establishing a diagnosis of an allergy to Rhizopus nigricans Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm...

RAT - Overview: Rat Epithelium, IgE, Serum

Establishing a diagnosis of an allergy to rat Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...

RRRP - Overview: Rough Pigweed, IgE, Serum

Establishing a diagnosis of an allergy to rough pigweed Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...

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

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

RUSS - Overview: Russian Thistle, IgE, Serum

Establishing a diagnosis of an allergy to russian thistle Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...

RYE - Overview: Rye, IgE, Serum

Establishing a diagnosis of an allergy to rye Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...

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...

RO60 - Overview: Ro60 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

ROPAN - Overview: Ro52 and Ro60 Antibodies, IgG, Serum

Evaluating patients at risk for connective tissue disease with or without interstitial lung disease Differentiation of antibodies to Ro52 and Ro60 in patients known to be positive for anti-SS-A (Ro) antibodies

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

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

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