PBPO - Overview: Penicillin G, IgE, Serum

Establishing a diagnosis of an allergy to penicillin G Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization...

IGG - Overview: Immunoglobulin G (IgG), Serum

Detecting or monitoring of IgG monoclonal gammopathies and immune deficiencies

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

FHLCG - Overview: Immunoglobulin G (IgG) Heavy and Light Chain (HLC) Pairs, Kappa and Lambda with Ratio

Heavy and light chain pair quantitation may be useful for: 1. Distinguishing between broadly migrating monoclonal proteins and restricted polyclonal immunoglobulin patterns on serum electrophoresis. 2. Quantitating monoclonal IgG proteins...

HCYSS - Overview: Homocysteine, Total, Serum

An aid for screening patients suspected of having an inherited disorder of methionine metabolism including: -Cystathionine beta-synthase deficiency (homocystinuria) -Methylenetetrahydrofolate reductase deficiency and its thermolabile...

HCYSP - Overview: Homocysteine, Total, Plasma

An aid for screening patients suspected of having an inherited disorder of methionine metabolism including: -Cystathionine beta-synthase deficiency (homocystinuria) -Methylenetetrahydrofolate reductase deficiency and its thermolabile...

METRN - Overview: Metanephrines, Fractionated, Random, Urine

A second-order screening test for the presumptive diagnosis of pheochromocytoma in patients with non-episodic hypertension Confirming positive plasma metanephrine results in patients with non-episodic hypertension

CCFR - Overview: Cortisol/Cortisone, Free, Random, Urine

Investigating suspected Cushing syndrome (hypercortisolism), when a 24-hour collection is prohibitive (ie, pediatric patients). Assisting in diagnosing acquired or inherited abnormalities of 11-beta-hydroxy steroid dehydrogenase (cortisol...

AGU20 - Overview: Acylglycines, Quantitative, Random, Urine

Diagnosis and monitoring for patients affected with one of the following inborn errors of metabolism: Fatty Acid Oxidation Disorders: -Glutaric acidemia type II -Medium-chain 3-ketoacyl-coenzyme A (CoA) thiolase (MCKAT)...

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...