Leukocyte Esterase

Leukocytes in Urine in Children

Leukocytes are white blood cells such as granulocytes, monocytes and lymphocytes. The National Cancer Institute states that leukocytes are an immune cell. This means they are important for fighting off infections. If an excess of these leukocytes...

What Are the Causes of WBC & RBC in Urine?

Hematuria refers to the presence of red blood cells (RBCs) in the urine. This is called frank hematuria if the blood is very obvious, and microhematuria if the red blood cells can only be seen under a microscope. The presence of red blood cells in...

Diagnostic Tests for Renal Disease

According to the Centers for Disease Control and Prevention, results from a 2008 national health survey show that 3.7 million American adults have renal disease. This figure does not include people who are in the hospital receiving treatment for...

Abnormal White Blood Cells in Urine

White blood cells are not found in the urine of healthy people. This symptom can be secondary to a number of diseases ranging from easily treated urinary tract infections to chronic kidney disease that ends in renal failure. Since this symptom...

Abnormal Urine Analysis

Urine analysis is commonly called urinalysis. You provide a urine specimen to your doctor, who in turn sends it to a lab to be analyzed. The most routine type of urinalysis involves a dipstick test in which an indicator stick is dipped into the...

About Urinalysis

Urinalysis is a laboratory tool used by health care professionals to screen for a variety of metabolic and kidney conditions, including urinary tract infections. It can be used as part of a routine physical evaluation or if the person has symptoms...

Tests for UTI

The kidneys, ureters, bladder and urethra filter and expel wastes from the body. The most common sites for a urinary tract infection (UTI) are the bladder and the urethra. Bladder infections and urethritis (infection of the urethra) are more...

Types of Urinalysis

Urinalysis involves testing the urine of a patient. Doctors look at the properties of the urine such as color, clarity and pH. They also evaluate the amount of protein, glucose, nitrite and other chemicals. All of these provide important clues...

Components of Urine Analysis

Years ago, physicians would taste your urine to check for diabetes. Of course, that is no longer done, but an analysis of your urine is still important. It is not only vital if you have kidney disease, the organ that makes urine, or if you suffer...

What Causes Leukocytes to Be in Urine?

Leukocytes are white blood cell that can be found in urine in cases of pyuria. The urinary system consists of the kidneys, ureters, bladder and urethra. Normally only a few white blood cells are found in urine. However, certain conditions can...