Stool Dna Test For Colon Cancer

It looks for certain dna or gene changes that often get into the stool and are sometimes found in pre cancerous growths and cancer cells.

Stool dna test for colon cancer.

For this test you collect an entire bowel movement and send it to a lab where it is checked for cancer cells. 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 the doctor puts a short. A newer home test looks at dna in the stool for evidence of colorectal cancer.

Colorectal cancer or polyp cells often have dna mutations changes in certain genes. Stool dna testing is another type of non invasive test to check for colorectal cancer. The test detects abnormal dna and small amounts of blood shed into the stool from colon cancer or polyps. It also checks for blood in the stool which can be a sign of cancer.

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. If a stool dna test is the method you use to check for colon cancer you should get it done every 3 years. The stool dna test is a relatively new approach for colon cancer screening. When present in your colon cancer or polyps continuously shed cells with abnormal dna changes into the stool.

It is done once every one or three years. The stool dna test looks for abnormal dna associated with colon cancer or colon 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. It detects about 92 percent of the cancers that are present and also finds approximately 40 percent percent of.

A stool dna test also known as a multitargeted stool dna test mt sdna or fit dna looks for certain abnormal sections of dna from cancer or polyp cells and also for occult hidden blood. Stool dna testing is intended to screen for colon cancer or precancerous polyps in people with no symptoms.