THYRO - Overview: Thyrotropin Receptor Antibody, Serum

Recommended first-line test for detection of thyrotropin receptor antibodies Differential diagnosis of etiology of thyrotoxicosis in patients with ambiguous clinical findings and/or contraindicated (eg, pregnant or breast-feeding) or...

CARTF - Overview: Carbamazepine Profile, Serum

Monitoring patients exhibiting symptoms of carbamazepine toxicity whose total serum carbamazepine concentration is within the therapeutic range, but who may be producing significant levels of the active metabolite epoxide Free...

GPSY - Overview: Glucopsychosine, Blood Spot

Second-tier test when newborn screening results with reduced beta-glucosidase (GBA) activity are identified Diagnosis and monitoring of patients with Gaucher disease using dried blood spot specimens Monitoring a patient's response to...

DRVI2 - Overview: Dilute Russell's Viper Venom Time (DRVVT) Mix Ratio, Plasma

Detecting the presence or helping to exclude the presence of lupus anticoagulants (LA) Identifying LA that do not prolong the activated partial thromboplastin time (APTT) Evaluating unexplained prolongation of the APTT or prothrombin...

DRVI1 - Overview: Dilute Russell's Viper Venom Time (DRVVT), with Reflex, Plasma

Detecting and confirming or helping to exclude the presence of lupus anticoagulants (LA) Identifying LA that do not prolong the activated partial thromboplastin time (APTT) Evaluating unexplained prolongation of the APTT or prothrombin...

DRVI3 - Overview: Dilute Russell's Viper Venom Time (DRVVT) Confirmation Ratio, Plasma

Confirming the presence or helping to exclude the presence of lupus anticoagulants (LA) Identifying LA that do not prolong the activated partial thromboplastin time (APTT) Evaluating unexplained prolongation of the APTT or prothrombin...

HSVG - Overview: Herpes Simplex Virus (HSV) Type 1- and Type 2-Specific Antibodies, IgG, Serum

Determining whether a patient has been previously exposed to herpes simplex virus (HSV) types 1 and 2 Distinguishing between infection caused by HSV types 1 and 2, especially in patients with subclinical or unrecognized HSV infection...

DRV1 - Overview: Dilute Russell's Viper Venom Time (DRVVT), Plasma

Detecting and confirming or helping to exclude the presence of lupus anticoagulants (LA) Identifying LA that do not prolong the activated partial thromboplastin time (APTT) Evaluating unexplained prolongation of the APTT or prothrombin...

FIBAG - Overview: Fibrinogen Antigen, Plasma

Evaluation of fibrinogen deficiency Measuring fibrinogen in patients with elevated plasma levels of fibrin degradation products, patients receiving heparin, and in patients with antibodies to thrombin (following surgical use of topical...

APRI - Overview: Prolonged Clot Time Profile Interpretation

Interpretation of testing performed as part of a profile to determine the cause of prolongation of prothrombin time or activated partial thromboplastin time Interpretation of testing performed as part of a profile for screening for...