ALUCR - Overview: Aluminum/Creatinine Ratio, Random, Urine

Monitoring aluminum exposure when a 24-hour urine cannot be collected Monitoring metallic prosthetic implant wear when a 24-hour urine cannot be collected This test is not an acceptable substitute for serum aluminum measurements and is...

APIXA - Overview: Apixaban, Anti-Xa, Plasma

Measuring apixaban concentration in selected clinical situations (eg, renal insufficiency, assessment of compliance, periprocedural measurement of drug concentration, suspected overdose, advanced age, and extremes of body weight)

SPASU - Overview: Arsenic Speciation, 24 Hour, Urine

Diagnosing arsenic intoxication using 24-hour urine specimens

AFPSF - Overview: Alpha-Fetoprotein (AFP), Spinal Fluid

An adjunct in the diagnosis of central nervous system (CNS) germinomas and meningeal carcinomatosis Evaluating the presence of germ-cell tumors in the CNS, in conjunction with cerebrospinal fluid (CSF) beta-human chorionic gonadotropin...

AFPA - Overview: Alpha-Fetoprotein, Amniotic Fluid

Screening for open neural tube defects or other fetal abnormalities Follow-up testing for patients with elevated serum alpha-fetoprotein results or in conjunction with cytogenetic testing

ALDS - Overview: Aldosterone, Serum

Investigating primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia) and secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure with ascites, pregnancy, Bartter...

BILEA - Overview: Bile Acids, Total, Serum

An aid in the evaluation of liver function Evaluation of liver function changes before the formation of more advanced clinical signs of illness such as icterus An aid in the determination of hepatic dysfunction as a result of chemical and...

BAP1 - Overview: BAP1 Immunostain, Technical Component Only

As part of a panel of immunostains where loss of staining can be used as a marker of various neoplasms

BORDG - Overview: Bordetella pertussis Antibody, IgG, Serum

Diagnosis of recent infection with Bordetella pertussis in patients with symptoms consistent with whooping cough for 2 or more weeks This test should not be used in neonates, young infants or in children between the ages of 4 to 7 years as...

BUPMX - Overview: Buprenorphine and Norbuprenorphine, Chain of Custody, Random, Urine

Monitoring of compliance of buprenorphine therapy Detection and confirmation of the illicit use of buprenorphine Chain of custody is required whenever the results of testing could be used in a court of law. Its purpose is to protect the...