Quest Diagnostics Urine Markers
Performed by: Quest Diagnostics
Quest Diagnostics provides essential urine marker tests, which are vital for diagnosing and monitoring a range of health conditions. These non-invasive tests detect substances in urine that indicate diseases such as diabetes, kidney disease, and infections, as well as drug use. They are a key component of routine health screenings, aiding in early disease detection and treatment efficacy monitoring. The accuracy and reliability of these tests play a significant role in advancing personalized medicine, ensuring tailored and effective patient care.
Show more
Biomarkers included in this panel:
2,3-dinor-11β-Prostaglandin F2α (urine) is a stable downstream metabolite of prostaglandin D2 (PGD2)—a mast-cell–derived lipid mediator—measured in spot or 24-hour urine (typically by LC-MS/MS and normalized to creatinine
Learn moreInvestigation of Wilson disease and obstructive liver disease using a 24-hour urine specimen
Learn moreCortisol, Free, Urine
Cortisol is a steroid hormone synthesized from cholesterol by a multienzyme cascade in the adrenal glands. It is the main glucocorticoid in humans and acts as a gene transcription factor influencing a multitude of cellular responses in virtually all
Learn moreCreatinine, Random Urine
Creatinine is the endproduct of creatine metabolism. Creatine is present primarily in muscle and the amount of creatinine produced is related to total skeletal muscle mass. Daily creatinine production is fairly constant except when there is massive i
Learn moreCreatinine, Urine
Creatinine, a key urine marker tested by Quest Diagnostics, is an important indicator of kidney function and overall renal health. It is a waste product produced by the normal metabolism of muscle tissue and is usually filtered out of the blood by th
Learn moreLEUKOTRIENE E4, U
Leukotriene E4 is a critical molecule in the field of immunology and inflammation. Its role in asthma, allergies, and potentially in other serious health conditions, underscores the importance of ongoing research in this area. Understanding the mecha
Learn moreN-methylhistamine, Urine
N-methylhistamine in urine is a significant biomarker with growing interest in the medical community, particularly in the diagnosis and monitoring of mast cell activation disorders. This compound, a metabolite of histamine, provides crucial insights
Learn moreVanillylmandelic Acid (VMA) is a metabolic breakdown product of certain catecholamines, including epinephrine (adrenaline), norepinephrine (noradrenaline), and dopamine. VMA is excreted in the urine, and its measurement in a random urine sample is us
Learn more