PC2TC - Overview: Purkinje Cell Cytoplasmic Antibody Type 2 (PCA-2) Titer, Spinal Fluid

Evaluating patients who present with a subacute neurological disorder of undetermined etiology and have risk factors for lung cancer Reporting an end titer result from spinal fluid specimens

PC2TS - Overview: Purkinje Cell Cytoplasmic Antibody Type 2 (PCA-2) Titer, Serum

Evaluating patients who present with a subacute neurological disorder of undetermined etiology and have risk factors for lung cancer Reporting an end titer result from serum specimens

PCTTC - Overview: Purkinje Cell Cytoplasmic Antibody, Type Tr (PCA-Tr) Titer, Spinal Fluid

Serological testing for Purkinje cell cytoplasmic antibody-Tr for patients with acquired cerebellar ataxia of undetermined etiology, particularly if the patient has a history of Hodgkin lymphoma Reporting an end titer result from spinal...

VZPG - Overview: Varicella-Zoster Antibody, IgG, Serum

Determination of immune status of individuals to the varicella-zoster virus (VZV) Documentation of previous infection with VZV in an individual without a previous record of immunization to VZV

SMAS - Overview: Smooth Muscle Antibody Screen, Serum

Evaluation of patients with hepatitis of unknown origin associated with hypergammaglobulinemia and/or abnormal liver enzymes

SUBIF - Overview: Immunoglobulin G (IgG) Subtypes Immunofluorescence, Tissue

Determining the subclass of IgG antibody found in renal immunofluorescent panel and determining if the deposits are monoclonal or monotypic

COMTQ - Overview: Catechol-O-Methyltransferase (COMT) Genotype, Varies

Prediction of response to nicotine replacement therapy for smoking cessation Investigation of inhibitor dosing for decreasing levodopa metabolism Research use for assessing estrogen metabolism

POX - Overview: Fatty Acid Profile, Peroxisomal (C22-C26), Serum

Evaluating patients with possible peroxisomal disorders, single-enzyme defects of peroxisomal metabolism, such as X-linked adrenoleukodystrophy or peroxisomal biogenesis disorders (Zellweger syndrome spectrum) using serum specimens Aiding...

POXP - Overview: Fatty Acid Profile, Peroxisomal (C22-C26), Plasma

Evaluating patients with possible peroxisomal disorders, including peroxisomal biogenesis disorders, X-linked adrenoleukodystrophy, and Refsum disease using plasma specimens Aiding in the assessment of peroxisomal function

17PRN - Overview: Pregnenolone and 17-Hydroxypregnenolone, Serum

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