PFAPE - Overview: Fatty Acid Profile, Essential, Plasma

Evaluating the nutritional intake and intestinal absorption of essential fatty acids using plasma specimens Identifying deficiency of essential and other nutritionally beneficial fatty acids Monitoring treatment of patients with essential...

HTGR - Overview: Thyroglobulin, Tumor Marker Reflex, Serum

Reporting of accurate thyroglobulin results, depending on the antithyroglobulin antibodies status of the patient Accurate measurement of serum thyroglobulin in patients with known or suspected antithyroglobulin autoantibodies or possible...

META3 - Overview: Metanephrines with 3-Methoxytyramine, 24 Hour, Urine

A first- and second-tier screening test for the presumptive diagnosis of catecholamine-secreting pheochromocytomas and paragangliomas

HGBCE - Overview: Hemoglobin Variant, A2 and F Quantitation, Blood

Monitoring patients with sickling disorders who have received hydroxyurea or transfusion therapy This test is not intended for diagnostic purposes. This test is not useful for screening purposes.

ROPG - Overview: Measles (Rubeola) Antibodies, IgG, Serum

Determining immune status of individuals to the measles virus Documenting previous infection with measles virus in an individual without a previous record of immunization to measles virus

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...

TTFB - Overview: Testosterone, Total, Bioavailable, and Free, Serum

Second- or third-order test for evaluating testosterone status (eg, when abnormalities of sex hormone-binding globulin are present)

TCD4 - Overview: CD4 Count for Immune Monitoring, Blood

Serial monitoring of CD4 T cell count in patients who are HIV-positive Follow-up and diagnostic evaluation of primary cellular immunodeficiencies, including severe combined immunodeficiency T-cell immune monitoring following...

F81B - Overview: Hemophilia A F8 Gene, Intron 1 Inversion Known Mutation, Whole Blood

First-tier molecular testing for male patients affected with severe hemophilia A, when a familial intron 1 inversion has been previously identified Determining hemophilia A carrier status for at-risk female patients, ie, individuals with...

IDTRT - Overview: IDH1, IDH2, and TERT Mutation Analysis, Next-Generation Sequencing, Tumor

Identifying specific mutations within the IDH1 and IDH2 genes and the TERT promoter to assist in tumor diagnosis/classification