C2 - Overview: C2 Complement, Functional, with Reflex, Serum

Investigation of a patient with a low (absent) hemolytic complement, with reflex testing to C3 and C4, if appropriate

TQ10 - Overview: Coenzyme Q10, Total, Plasma

Diagnosis of primary coenzyme Q10 (CoQ10) deficiencies in some patients who are not supplemented with CoQ10 Monitoring patients receiving statin therapy Monitoring CoQ10 status during treatment of various degenerative conditions,...

CHLBF - Overview: Cholesterol, Body Fluid

Aiding in the diagnosis of a cholesterol effusion or cholesterol-rich pseudochylous effusion in body fluids Distinguishing between chylous and pseudochylous pleural effusions Distinguishing between malignant and nonmalignant ascites

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...

CHF8P - Overview: Chromogenic Factor VIII Inhibitor Bethesda Profile, Plasma

Detecting the presence and titer of a specific factor inhibitor directed against coagulation factor VIII for patients on emicizumab (Hemlibra) Detecting the presence and titer of an inhibitor directed against factor VIII This test is not...

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

DRPL - Overview: Dentatorubral-Pallidoluysian Atrophy (DRPLA) Gene Analysis, Varies

Confirming the diagnosis of dentatorubral-pallidoluysian atrophy (DRPLA) for symptomatic patients Predictive testing for individuals with a family history of DRPLA and a documented expansion in the ATN1 gene in an affected family member

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

Aiding in the diagnosis of Eastern equine encephalitis using serum specimens

HEVML - Overview: Hepatitis E Virus IgM Antibody Confirmation, Serum

Confirmation of reactive hepatitis E virus IgM antibody screening test results for the diagnosis of acute or recent (<6 months) hepatitis E infection

HMHA - Overview: Heavy Metals, Hair

Detection of nonacute arsenic, mercury, and lead exposure using hair specimens