RPR1 - Overview: Respiratory Profile, Region 1, North Atlantic (CT, MA, ME, NJ, NH, NY, PA, RI, VT), Serum

Assessing sensitization to various inhalant allergens commonly found in the North Atlantic region including Connecticut, Maryland, Maine, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, and Vermont Defining the allergen...

PD2T - Overview: Pompe Disease Second-Tier Newborn Screening, Blood Spot

Second-tier testing of newborns with an abnormal primary screening result for Pompe disease (decreased acid alpha-glucosidase enzyme activity) Follow-up testing for evaluation of an abnormal newborn screening result for Pompe disease

STER - Overview: Sterols, Plasma

Investigation of possible desmosterolosis (desmosterol reductase deficiency), cerebrotendinous xanthomatosis, lathosterolosis, sitosterolemia, sterol C4 methyl oxidase deficiency, MEND (male EBP disorder with neurologic defects) syndrome,...

SHBG1 - Overview: Sex Hormone-Binding Globulin, Serum

Diagnosis and follow-up of women with signs or symptoms of androgen excess (eg, polycystic ovarian syndrome and idiopathic hirsutism) An adjunct in monitoring sex-steroid and antiandrogen therapy An adjunct in the diagnosis of disorders...

PBC2 - Overview: SP100 and GP210 Antibodies, IgG, Serum

Evaluating the risk of primary biliary cholangitis in anti-mitochondrial antibody (AMA)-negative patients by identification of Sp100 and gp210 antibodies Estimating risk in AMA-positive patients with incomplete feature of disease

VWACT - Overview: von Willebrand Factor Activity, Plasma

Diagnosis of von Willebrand disease (VWD) and differentiation of VWD subtypes or differentiation of VWD from hemophilia A Monitoring therapeutic efficacy of treatment with DDAVP (desmopressin) or VWF concentrates in patients with VWD

GLIOF - Overview: 1p/19q Deletion in Gliomas, FISH, Tissue

Aids in diagnosing oligodendroglioma tumors and predicting the response of an oligodendroglioma to therapy May be useful in tumors with a complex "hybrid" morphology requiring differentiation from pure astrocytomas to support the presence...

BLWX - Overview: Walnut-Food Components, IgE, Serum

Evaluation of patients with suspected walnut-food allergy to one of 2 walnut-food components

2HGA - Overview: 2-Hydroxyglutaric Acid Chiral Analysis, Quantitative, Random, Urine

Determining type of 2-hydroxyglutaric aciduria by chiral analysis of urine

21DOC - Overview: 21-Deoxycortisol, Serum

As an adjunct to measurement of 17-hydroxyprogesterone, androstenedione, and cortisol in the diagnosis of difficult cases of suspected 21-hydroxylase (CYP21A2) deficiency Identifying heterozygote CYP21A2 deficiency carriers As an adjunct...