Cologuard Stool Dna Test

Cologuard is the name of the stool dna test that is currently fda approved and the patient gets it from their doctor s office.

Cologuard stool dna test.

This stool test. 1 more about how cologuard is effective. The cologuard test is a stool dna test that looks for microscopic blood in the stool and altered dna. Cologuard is a screening test for colon and rectal cancer and detects altered dna.

Abnormal cells or blood in the stool may indicate cancer or precancer tumors. Fit vs cologuard fit dna effectiveness convenience and cost are the three factors that determine which tests to pursue with a patient who is resistant to screening colonoscopy as well as flexible sigmoidoscopy or ct colonography. Yes cologuard can detect some precancerous polyps that grow on the wall of the colon and may develop into cancer. Testing yourself for colon cancer is now easier and more accurate.

N engl j med. Multitarget stool dna testing for colorectal cancer screening. Cologuard is intended to screen adults 45 years of age and older who are at average risk for colorectal cancer by detecting certain dna markers and blood in the stool. The fda approved it.

The fecal immunochemical test fit uses antibodies to detect blood in the stool. 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. Cologuard looks for changes in your dna that could indicate. Though it is often cited that cologuard has a sensitivity of 92 compared with fit s sensitivity of 74 it is important to.

Cologuard is a do it yourself kit that allows you to collect your stool sample in the privacy of your home. Imperiale tf ransohoff df itzkowitz sh et al. The fit dna test also referred to as the stool dna test combines the fit with a test that detects altered dna in the stool. For this test people use a take home kit to collect a stool sample and mail it to a lab.

It is also done once a year in the same way as a gfobt. That sample is then shipped to a lab for testing. It s performed using an at home kit that includes a container for a stool sample. If a stool dna test finds something abnormal a colonoscopy will be needed to follow up on the findings.

Do not use if you have had adenomas have inflammatory bowel disease and certain hereditary syndromes or a personal or family history of colorectal cancer.