VITAE - Overview: Vitamin A and Vitamin E, Serum

Diagnosing vitamin A deficiency and toxicity Evaluating persons with intestinal malabsorption of lipids Monitoring of Vitamin E supplementation/treatment

VH - Overview: Vanillylmandelic Acid and Homovanillic Acid, Random, Urine

Preferred first test for screening for catecholamine-secreting tumors in a random urine specimen when requesting both homovanillic acid and vanillylmandelic acid Supporting a diagnosis of neuroblastoma Monitoring patients with a treated...

TSTIM - Overview: Targeted Stimulant Screen, Random, Urine

Aiding in the determination of compliance or identify illicit stimulant drug use This test is not intended for use in employment-related testing.

TSPU - Overview: Targeted Stimulant Screen, Random, Urine

Determining compliance or identifying illicit stimulant drug use This test is not intended for employment-related testing.

VMA - Overview: Vanillylmandelic Acid, 24 Hour, Urine

Screening children for catecholamine-secreting tumors using a 24-hour urine collection when requesting testing for vanillylmandelic acid only Supporting a diagnosis of neuroblastoma Monitoring patients with a treated neuroblastoma

RIB - Overview: Ribosome P Antibodies, IgG, Serum

As an adjunct in the diagnostic evaluation of patients with systemic lupus erythematosus (SLE) May be useful in the phenotypic stratification of SLE patients at risk for neuropsychiatric SLE, lupus nephritis and/or hepatitis

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...

NCLW - Overview: Neuronal Ceroid Lipofuscinosis, Two-Enzyme Panel, Leukocytes

Supporting the biochemical diagnosis of two neuronal ceroid lipofuscinoses, CLN1 and CLN2 in whole blood specimens This test is not useful for carrier detection.

TYRSC - Overview: Tyrosinemia Follow-Up Panel, Self-Collect, Blood Spot

Monitoring of individuals with tyrosinemia type I (hepatorenal tyrosinemia) using a patient-collected specimen

PREGN - Overview: Pregnenolone, Serum

An ancillary test for congenital adrenal hyperplasia, particularly in situations in which a diagnosis of both 21- and 11-hydroxylase deficiency have been ruled out Confirming a diagnosis of 3-beta-hydroxy dehydrogenase deficiency