Cologuard looks for changes in your dna that could indicate.
Dna stool test for cancer.
The stool dna test is a noninvasive test to screen for colon cancer.
It is done once every one or three years.
Cologuard is the only stool dna screening test for detecting colon cancer that is approved by the food and drug administration fda.
Like the fecal occult blood test the stool dna test detects microscopic amounts of blood in stool but it also looks for certain dna changes and mutations found in cancerous tumors or precancerous polyps.
For this test you collect an entire bowel movement and send it to a lab where it is checked for cancer cells.
The test looks for blood and abnormal dna in the stool that may indicate the presence of colon cancer or precancerous polyps.
It detects about 92 percent of the cancers that are present and also finds approximately 40 percent percent of.
The test also detects hidden blood in the stool which can indicate the presence of cancer.
If a stool dna test is the method you use to check for colon cancer you should get it done every 3 years.
For this test the doctor puts a short.
It identifies dna changes in the cells of a stool sample and looks for abnormal dna associated with colon cancer or polyps.
If a stool dna test detects abnormal dna additional testing may be used to investigate the cause such as a colonoscopy to examine the inside of the colon.
A newer home test looks at dna in the stool for evidence of colorectal cancer.
If the results show anything amiss you ll need a colonoscopy to check for and remove polyps.
The stool dna test looks for abnormal dna associated with colon cancer or colon polyps.
If the test is positive you will need a colonoscopy to remove any.
The stool dna test is a relatively new approach for colon cancer screening.
