What Does A Positive Occult Blood Test Indicate In Urine

Blood can indicate an infection kidney stones trauma or. Seeing blood in your urine can be alarming.

Why Your Uti Test May Be Negative Even When You Have Symptoms

Normal urine doesn t contain red blood cells except females urine during menstruation.

What does a positive occult blood test indicate in urine. Blood that you can see is called gross hematuria. Blood in the urine can be a scary sight although sometimes the blood loss is microscopic and can only be picked up by a urinalysis. They indicate that your body is fighting off an infection.

The fecal occult blood test fobt is a lab test used to check stool samples for hidden occult blood. Urinary blood that s visible only under a microscope microscopic hematuria is found when your doctor tests your urine. Occult blood simply means hidden blood.

Normally there is no blood in the urine. When the doctor does a rectal exam and smears a stool sample on a card to test for blood in the stool or gives you a paper to drop into the toilet to look for a color change this is known as testing for occult gastrointestinal bleeding. For this test you take a sample from your stool with a brush and dab it.

While in many instances the cause is harmless blood in urine hematuria can indicate a serious disorder. What does a positive fecal occult blood test mean. Typically occult blood is passed in such small amounts that it can be detected only through the chemicals used.

Protein and blood in your urine can be detected using a test called a urinalysis. Blood in the urine called hematuria is not a normal finding but it is not uncommon and not necessarily a cause for alarm. The kidney does not allow molecules as large as proteins to be filtered into the urine.

The fecal immunochemical test fit is the test of choice over the fecal occult blood test. Blood that is not visible but is still present. A different test called a urine albumin test detects and measures small amounts of albumin in the urine.

This test can be done at home. Leukocytes in urine are often found when performing a urinalysis though leukocytes can also be measured by a complete blood cell cbc test. The urine albumin test is more sensitive than a dipstick urinalysis and is routinely used to screen people with chronic conditions that put them at risk for kidney disease such as diabetes and high blood pressure.

Occult blood in the stool may indicate colon cancer or polyps in the colon or rectum though not all cancers or polyps bleed. Occult blood is blood that cannot be seen without a microscope.

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