TPO - Overview: Thyroperoxidase Antibodies, Serum

Aiding in the diagnosis of thyroid autoimmune disorders Differentiating thyroid autoimmune disorders from nonautoimmune goiter or hypothyroidism As a diagnostic tool in deciding whether to treat a patient who has subclinical...

OXYSX - Overview: Oxycodone Screen, Chain of Custody, Random, Urine

Detection of oxycodone and oxymorphone in urine following chain-of-custody procedures This chain-of-custody test is intended to be used in a setting where the test results can be used definitively to make a diagnosis. Chain of custody is...

LDAI - Overview: Progentec aiSLE DX Lupus Disease Activity Index, Plasma

Aiding in the assessment of current systemic lupus erythematosus disease activity when used in conjunction with standard clinical assessment

PRL - Overview: Prolactin, Serum

Aiding in evaluation of pituitary tumors, amenorrhea, galactorrhea, infertility, and hypogonadism Monitoring therapy of prolactin-producing tumors

PCAG - Overview: Protein C Antigen, Plasma

Differentiating congenital type I protein C deficiency from type II deficiency Evaluating the significance of decreased functional protein C, especially when decreased protein C activity might be congenital rather than acquired (eg, due...

PCPMX - Overview: Phencyclidine (PCP) Confirmation, Chain of Custody, Meconium

Detection of in utero drug exposure up to 5 months before birth Chain of custody is required whenever the results of testing could be used in a court of law. Its purpose is to protect the rights of the individual contributing the specimen...

PBGU - Overview: Porphobilinogen, Quantitative, Random, Urine

First-order test for evaluating a suspected acute porphyria: acute intermittent porphyria, hereditary coproporphyria, and variegate porphyria

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

PPFE - Overview: Protoporphyrins, Fractionation, Whole Blood

Evaluating patients with possible diagnoses of erythropoietic protoporphyria or X-linked dominant protoporphyria Establishing a biochemical diagnosis of erythropoietic protoporphyria and X-linked dominant protoporphyria