creatinine measurement

Creatinine Measurement and Clinical Significance

Creatinine in the blood is produced by the spontaneous breakdown of creatine and creatine phosphate. Its production and release into body fluids happen at a consistent rate and are proportional to muscle mass. As a…

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Urea Blood-Urea-Nitrogen-BUN

Urea/Urea Nitrogen Measurement and Clinical Significance

Urea (urea nitrogen) is the main component of NPN material in blood; it is distributed throughout the body water and has equal concentrations in intracellular and extracellular fluid. Gross changes in NPN are usually caused…

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renal function

Renal Function Test Panel and Markers

At least 8 million Americans are affected by kidney disease. Kidney failure kills more people per year than colon cancer, breast cancer, or prostate cancer combined. Chronic kidney disease or kidney failure raises a patient’s…

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Uric acid measurement

Uric Acid (Uricase Method) and Clinical Significance

The final breakdown product of purine nucleoside metabolism is uric acid. Gout, increased catabolism of nucleic acids, and renal disease are three main disease states associated with elevated plasma uric acid. Chemotherapy causes renal damage…

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Type of urine specimens

Five Most Common Types of Urine Specimens

The type of urine specimen collected and the method of collection are determined by the test requested. The following are the five most common forms of urine specimens. Some body fluids can also be tested…

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urine specimen

3 Reasons For Obtaining Urine Specimens

Urine is produced by the filtration of blood by the kidney’s nephrons. Blood reaches the kidney via the renal artery and travels to the glomerulus via small capillaries. Solute and water are filtered through the…

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glucose metabolism pathway

GLUCOSE AND GLUCOSE METABOLISM

Blood glucose determination is one of the most common tests conducted in the clinical chemistry laboratory. Glucose is a monosaccharide formed from the degradation of carbohydrates in the diet. Carbohydrate absorption occurs in the small…

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tumor marker labweeks.com

Types of Tumor Markers and Their Uses

A basic tenet of tumor immunology is that when a normal cell transforms into a malignant cell, it produces specific antigens not found in mature normal cells. A tumor marker, such as a hormone or…

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