Fecal occult blood testing fobt is testing that is performed on samples of stool in order to detect occult blood blood that is not visible to the naked eye in otherwise normal colored stool fecal occult blood usually is a result of slow often intermittent bleeding from inside the upper or lower gastrointestinal tract.
Positive stool sample test results.
Parasitic infections in the united states are rare but can be caused by.
To figure out the source of your stomach problems your doctor may order a stool sample culture test.
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.
This test can be done at home.
For this test you take a sample from your stool with a brush and dab it.
While this bleeding could be caused by colon cancer other possible causes include ulcers polyps or hemorrhoids.
The unfavorable report is meant an absence of while positive statement implies the presence of bacteria in the stool.
Because the fecal occult blood test can detect bleeding from almost anywhere along the length of the digestive tract several conditions can cause the result to be positive.
This test is also called a stool guaiac or hemoccult test.
A fecal occult blood test is considered positive if blood is detected in your stool samples.
What does a positive fecal occult blood test mean.
A fecal occult blood test is considered negative if no blood is detected in your stool samples.
Learn what you need to know before the test how it s performed and what the results mean.
The fecal immunochemical test fit is the test of choice over the fecal occult blood test.
For the fit a positive result indicates abnormal bleeding in the lower digestive tract.
If you have an average risk of colon cancer your doctor may recommend repeating the test yearly.
The stool culture test results can be either negative or positive.
An abnormal test result means that parasites eggs or both have been found in your stool sample.
A bacterial infection can cause the occurrence of white blood cells in the stool.