Subsequent Colonoscopy Results for Patients with a Positive Cologuard Conclusion: Unexpectedly, 47.6% of patients who had a Cologuard ordered did not complete the test. A positive result was seen in 12.5% of patients who completed the test, and there was a false positive rate of 17.9%. Advanced adenomas were seen in 7 patients. No cancer was found.What does a positive result mean? If you received this result: Cologuard detected altered DNA and/or blood in your stool; This could be due to precancerous ... raspberry pi wake on wifi If the cologuard test comes positive, it means there are abnormal DNA cells and blood in the stool that can be a sign of precancer or cancer. If there is a suspicion positive result (false positive), the doctor will recommend you a colonoscopy to confirm the condition. Cologuard test negative result:According to Becker’s Healthcare, a medical industry publication, a large study involving almost 10,000 subjects showed Cologuard detects 92% of colorectal cancer. But it’s not so good at ...8 ian. 2019 ... Cologuard is a screening test for colon and rectal cancer and ... Abnormal result (positive result) suggests that the test found some ... stumble guys hack ipa The Cologuard test from Exact Sciences looks for hemoglobin and abnormal DNA ... The group included 205 patients who had a positive Cologuard (mean age 68 ...Aug 12, 2022 · Positive Cologuard. A patient has a Cologuard test, which was submitted with a screening diagnosis of Z12.11, Encounter for screening of for malignant neoplasm of colon. The results of the Cologuard test are positive and the patient is referred for a colonoscopy. Does the positive Cologuard test indicate a high-risk individual?. "/> japanese oil massage sex Showing results for Cologuard (Stool DNA testing with Fecal Immunochemical Testing) Search instead: Colorectal cancer screening. Tests for screening for colorectal cancer ... meaning that many people with a positive stool test will not turn out to have colorectal cancer.The colon needs to be as clean as a whistle before the doctor can insert the 5-to-6-foot long flexible scope into the colon. So you will need to purge your intestines. The standard preparation is sold under several different brand names including Peglyte, GoLytely, Colyte and Klean-Prep. jjshouse dance shoesNov 21, 2019 · It is possible that the Cologuard result is a false-positive, meaning there is no pre-cancer or cancer present. It may only signify that you have a benign polyp or pre-cancerous polyp. Colon cancer can be stopped in its tracks. It's good that you took the first step for detection. Polyps are very common. 26 iul. 2021 ... Cologuard is known to provide a significant percentage of False Negative and False Positive results. In a recent study, two-thirds of the ...Awarded an honorable mention for ACG's Service for Colorectal Cancer Outreach, Prevention and Year-Round Excellence (SCOPY) ACG conference for the submission titled: Outcomes of a Positive Cologuard Test in an Outpatient Internal Medicine Practice. 2020 ACG presidential poster Award recipient; 2021 ACG SCOPY award recipient. asus vivobook linux drivers What does it mean to have a positive Cologuard test? If the Cologuard test is positive, it may mean that colon cancer or polyps are present. After a positive Cologuard test a colonoscopy is required for a definitive answer. The Cologuard test has a 13% false-positive rate, which means 1 in 10 positive tests will incorrectly identify cancer or ...It is possible that the Cologuard result is a false-positive, meaning there is no pre-cancer or cancer present. It may only signify that you have a benign polyp or pre-cancerous polyp. Colon cancer can be stopped in its tracks. It's good that you took the first step for detection. Polyps are very common.Results Among 3946 participants, 704 (17.8%) showed positive FIT results and 1303 (33.0%) had hemorrhoids. Of the 704 participants with positive FIT results, 165 had advanced colorectal neoplasia (ACRN) and 539 had no ACRN (FP results).cologuard test is positive. So I am quite nervous, I had a cologuard test that was positive. At my most recent check up for my 51st, my bloodwork was fine all in normal range and ideal according to my Dr. But this hits home, my father died at 60 of colon cancer 20 years ago. That being said he was a heavy smoker, ate horrible and showed syptoms ... 18 apr. 2013 ... The new test, called Cologuard, would not replace colonoscopy. ... The false positive rate of 13 percent for the Cologuard test was also ...Then If the Cologuard test comes back positive, the patient will need a follow-up colonoscopy as recommended. Then, the follow up colonoscopy will be considered a therapeutic procedure and may come with a high insurance co-payment. With 45% of positive Cologuard tests being false positive, there are a lot of patients who may have to pay ...23 mai 2016 ... An endoscopist's knowledge of a positive Cologuard test improves colonoscopy performance, according to a recent study. free mobile data mod apk Can hemorrhoids cause a positive Cologuard test? Yes, hemorrhoids are one possible cause of false positive Cologuard tests. Most inaccurate results occur because there is blood present in the stool, and hemorrhoids are one cause of blood in the stool. Diarrhea and menstruation are other possible causes.Oct 03, 2016 · First and foremost, a positive result on the Cologuard test means that you need to have a colonoscopy. Not a virtual colonoscopy, or another stool test, or another scan of some sort…you need a real optical colonoscopy. Only about 4% of people will have cancer found on colonoscopy. 51% will have a precancerous polyp. polyurethane vs polycrylic for dining table x homefix custom remodeling jobs. repository zip file downloadA positive result means the test detected altered DNA and/or blood that could be caused by a precancerous polyp or colon cancer. A negative result means the test did not detect altered DNA and/or blood that could be caused by a precancerous polyp or colon cancer. See more information about results View all FAQs blackhead removal june 2022 Cologuard is a U.S. Food & Drug Administration (FDA)-approved, non-invasive stool DNA test for colorectal cancer for average-risk people. In September 2019, the FDA approved Cologuard for average-risk individuals beginning at age 45, expanding the Cologuard label to include this critical younger adult population. va math reddit Nearly 66% of positive Cologuard tests are false positives. If you are considering whether or not a Cologuard test is right for you, schedule an appointment with a gastroenterologist to discuss. Any colon cancer screening is better than no screening, but patients should know the pros and cons before making a final decision.7 mar. 2019 ... Sachdev says. “It tends to have a very high false-positive rate.” A recent study of 397 patients who used Cologuard showed that 49 received ...Oct 27, 2021 · Positive results from Cologuard indicate that further testing is needed. People with a negative test result may have the option to avoid a colonoscopy based on the advice of their doctor. news anchor quits on air 2021 The Cologuard can say that you have an abnormality when a colonoscopy would indicate normal. For 45% of people with a positive Cologuard test, no abnormalities will be found upon colonoscopy.Cologuard is a screening test for colon and rectal cancer. The colon sheds cells from its lining every day. These cells pass with the stool through the colon. ... Abnormal result (positive result) suggests that the test found some pre-cancer or cancer cells in your stool sample. However, the Cologuard test does not diagnose cancer. You will ... ability to work independently with minimal supervision sample The MT-sDNA test is now available for general colorectal cancer screening (Cologuard; Exact Sciences). In August 2014, this noninvasive test was jointly ...TRICARE covers colonoscopy exams as follows: For individuals with hereditary non-polyposis colon rectal cancer syndrome, exams are available every two years beginning at age 25 (or five years younger than the earliest age of diagnosis of colorectal cancer, whichever is earlier), and then annually after age 40; For individuals who have first ...Positive Cologuard results should be referred to colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient. The Cologuard test result should be interpreted with caution. A positive test result does not confirm the presence of cancer, and patients with a positive test result should be referred for diagnostic colonoscopy. Moreover, a negative test result does not conclusively prove the absence of …BCBSA is a national federation of 36 Blue Cross and Blue Shield companies that insure one in three Americans. The recent announcement continues the positive momentum for Cologuard, as coverage increased by 67% in 2016. Nearly 163 million Americans are now in health plans that cover the noninvasive colorectal cancer screening option. best beer for no hangover uk The Cologuard test is a potential first-line screening test for cancer. If it is positive, your doctor will ask you to undergo a colonoscopy. If the test is negative, your doctor will discuss the various options for you, which include whether you should have a …provider. Cologuard test results should be interpreted with caution in older patients as the rate of false positive results increases with age. • A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Patients with a negative Cologuard test result should be advised to continue participating in a colorectal motion to dismiss amended complaint after answering original complaint Subsequent Colonoscopy Results for Patients with a Positive Cologuard Conclusion: Unexpectedly, 47.6% of patients who had a Cologuard ordered did not complete the test. A positive result was seen in 12.5% of patients who completed the test, and there was a false positive rate of 17.9%. Advanced adenomas were seen in 7 patients. No cancer was found.Predictive value of a positive Cologuard result at baseline (T0) [ Time Frame: baseline ] · The predicative value of a positive and a negative Cologuard at year ...If the Cologuard test is positive, it may mean that colon cancer or polyps are present. After a positive Cologuard test, a colonoscopy is needed for a definitive answer. The Cologuard test has a false positive rate of 12%, which means that one in 10 positive tests will incorrectly identify cancer or polyps..Cologuard is a convenient, non-invasive, commercially-available screening test for colorectal cancer. The test is very easy for doctors to order and for patients to complete. There is no bowel prep necessary for this test, and no special diet to follow. The patient doesn’t even need to leave their house to complete the test! ken griffinmiami property Can Hemorrhoids Cause False Positive Cologuard Test Hemorrhoid No MoreT is a 150 page downloadable e-book, jam-packed cover to cover with all the secret natural Hemorrhoids cure methods, unique powerful techniques and the step-by step holistic Hemorrhoids system Ive discovered in over 14 years of research. This program contains all the ...Their false negative is about 8% and false positive is 12% and goes up with age. Just for comparative purposes, a colonoscopy has, roughly, a 5% false negative rate so about 2-3% lower than Cologuard (not dramatic, but not 0). …68 y/o just received notice from my doctor i have a positive Cologuard result. Now scheduled for colonoscopy which I have never had....bad, I know. I have normal hemoglobin, no occult blood was noted when my ob gyn performed his in office fecal test recently. No symptoms. I am of course terrified and my doctor seems to be cavalier about it as his nurse when she called. I am trying not to freak ... wallmart fire Cologuard is a do-it-yourself, mail-in DNA Test that helps detect some colon cancers. Cologuard may cost less than a Colonoscopy depending on your Health Plan. But, a positive or false positive indication from the Cologuard test may require a follow-up Colonoscopy for accuracy.A positive result from a Cologuard screening is generally followed by a colonoscopy to rule out colorectal cancer and to remove any polyps that may be found during the visual exploration of the colon. very small polyps and the precancerous adenomas. Important performance findings of Cologuard tests include: It means that Cologuard detected DNA and/or hemoglobin biomarkers in the stool which are associated with CRC or advanced adenoma. Positive Cologuard results should be followed by a colonoscopy. False positives and false negatives occur with Cologuard and appropriate follow-up is important. Patients with a positive result should have a colonoscopy. best dad jokes for adults On July 7, 2022, the Centers for Medicare & Medicaid Services (CMS) issued a proposed rule that announces and solicits public comments on proposed policy changes for Medicare payments under the Physician Fee Schedule (PFS), and other Medicare Part B issues, effective on or after January 1, 2023. The calendar year (CY) 2023 PFS proposed rule is ...According to Becker's Healthcare, a medical industry publication, a large study involving almost 10,000 subjects showed Cologuard detects 92% of colorectal cancer. It's not so good at detecting...For example, according to analysis by FDA reviewers, based on a screening population of 100,000 people, Cologuard will likely report nearly 7,600 more false positive tests than FIT. However, Cologuard would also gauge one more CRC patient and 11 more AA patients for 59 more false positives compared to FIT. quilt as you go placemat patterns free Positive Cologuard. A patient has a Cologuard test, which was submitted with a screening diagnosis of Z12.11, Encounter for screening of for malignant neoplasm of colon. The … vmware nsx tutorial When caught in early stages, colon cancer is treatable in about 90% of people. 2. The American Cancer Society recommends those at average risk get screened starting at age 45, since colon cancer is on the rise in people under the age of 50. 3. Many patients with early‐stage colon cancer have no symptoms and are diagnosed through screening. 1.patients who have a false positive cologuard test result followed by a negative colonoscopy did not have higher rates of subsequent cancer or death compared with true negative patients, according...Effective July 1, 2018, Cologuard (CPT code 81528) has been approved for colorectal cancer screening (CRC). Developed by Exact Sciences, Cologuard is a non-invasive screening that is delivered to the home. The screening can detect colorectal neoplasms associated with DNA markers and the presence of occult blood. the star tarot as a person Absolutely terrible!! False positive caused 2 months of anxiety. Colonoscopy perfect, THANK GOD !!! Had to wait 2 months for colonoscopy. Scared to death for 2 months due to a positive …positive cologuard test. I recently had a positive cologuard test which I took at the request of my primary. Now I have a colonoscopy scheduled this coming Friday. I had my first colonoscopy done 5 years ago and it was a complete disaster. The prep made me very sick, my colon did not clean out completely even though I followed the directions to ...Background: The most common side effect in population screening programmes is a false-positive result which leads to unnecessary risks and costs. Aims: To identify factors associated with false-positive results in a colorectal cancer screening programme with the faecal immunochemical test (FIT). Methods: Cross-sectional study of 472 participants with a positive …Positive Cologuard results should be referred to diagnostic colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient. utility hauler truck beds Aug 12, 2022 · Positive Cologuard. A patient has a Cologuard test, which was submitted with a screening diagnosis of Z12.11, Encounter for screening of for malignant neoplasm of colon. The results of the Cologuard test are positive and the patient is referred for a colonoscopy. Does the positive Cologuard test indicate a high-risk individual?. "/>polyurethane vs polycrylic for dining table x homefix custom remodeling jobs. repository zip file download titlemax corporate office telephone number If an at-home test returns positive results, then the patient may need to undergo a colonoscopy. Learn more about at-home colon cancer testing options, costs, and insurance coverage. ... Cologuard: The cost for the test ranges from $581 to $681, depending on when you pay. A call to the toll-free number, 844-870-8870, can get you a $100 discount ...COLOGUARD CONS. Misses 8% of colorectal cancer. Misses 60% of advanced polyps. Cost: $500 vs FIT $22 (Medicare) 13% false positive rate, increases with age. Required every 3 years, may result in patient non-compliance. Considered a 2nd Tier test, offer only if Colonoscopy or annual FIT is refused*.In univariate unadjusted analysis, subjects with hemorrhoids as the only abnormality did not have more positive results (9/134; 6.7%) compared with subjects without any abnormalities (43/886; 4.9%; P = .396). Logistic regression identified hemorrhoids, nonadvanced polyps, and a group of miscellaneous abnormalities, all significantly influencing ... applecore fnf popcorn edition Cologuard tests are commonly used as part of the colorectal cancer screening ... If a patient has a positive Cologuard test, a colonoscopy is necessary as a ...Positive Cologuard results should be referred to colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient. trap house meaning urban dictionaryThe study, which Exact Sciences designed to mimic its ongoing pivotal trial, found Cologuard 2.0 has a lower false positive rate than the current product and is better at …Positive Cologuard results should be referred to colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient. mediatek mt7921 max speed positive, then subsequent testing (e.g., colonoscopy after a positive Cologuard® or FIT) may result in a large patient deductible and/or co-insurance bill ...I'm a few months overdue for my first screening colonoscopy. Doing my best to avoid COVID exposure, so my doc agreed that since I was low risk, I could use the Cologuard at-home test. He ordered it for me, it arrived last week, and I did it earlier this week. The process briefly, is thus: #1: Poop in the included bucket. #2: Take grooved wand from the included vial, scrape on poop to fill ...Positive Cologuard results should be referred to colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient. problems with the sba False-positive result: The test may come back positive even if you do not have precancerous lesions or polyps in the colon. The Cologuard test is a potential first-line …The Cologuard test is not designed to replace the colonoscopy, and any finds that indicate poor digestive tract health should be followed up with a normal colonoscopy examination. By agreeing to...The proprietary sDNA technology of Cologuard can analyze and detect 11 distinct biomarkers that identify colorectal cancer and precancer. Cologuard 1,2 Detects 11 biomarkers Detects altered DNA and hemoglobin Detects biomarkers that are continuously shed into the stool Consistent detection of both left- and right-sided cancers VS FIT 1,4 *If an at-home test returns positive results, then the patient may need to undergo a colonoscopy. Learn more about at-home colon cancer testing options, costs, and insurance coverage. ... Cologuard: The cost for the test ranges from $581 to $681, depending on when you pay. A call to the toll-free number, 844-870-8870, can get you a $100 discount ... what does fatal mean on the eastern star SAN DIEGO – An endoscopist’s knowledge of a positive Cologuard test improves colonoscopy performance, according to a poster presentation at last week’s Digestive Disease Week conference. Cologuard is an at-home, stool-DNA colorectal cancer screening test that has been approved by the U.S. Food and Drug Administration. This test, available by prescription …Yes, hemorrhoids are one possible cause of false positive Cologuard tests. Most inaccurate results occur because there is blood present in the stool, and hemorrhoids are one cause of …Positive Cologuard results should be referred to colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient.When Colonoscopy for a Positive Cologuard Is Negative, STOP the Workup When Colonoscopy for a Positive Cologuard Is Negative, STOP the Workup The Cologuard test from Exact Sciences looks for hemoglobin and abnormal DNA in the stool. can you add items to a target drive up order Oct 27, 2021 · Positive results from Cologuard indicate that further testing is needed. People with a negative test result may have the option to avoid a colonoscopy based on the advice of their doctor.. If the Cologuard test is positive, it may mean that colon cancer or polyps are present.Cologuard is not for high-risk individuals, including patients with a personal history of colorectal cancer and adenomas; who have had a positive result from another colorectal cancer screening method within the last 6 months; have been diagnosed with a condition associated with high risk for colorectal cancer such as IBD, chronic ulcerative colitis, Crohn's disease; or who have a family ... If you get a positive Cologuard result, it means the test detected signs of colon cancer or precancerous polyps. False positives and false negatives do happen with Cologuard tests. In a 2014. Population 4 includes those whose Cologuard result at T3 was positive and subject declined to complete a colonoscopy per protocol. yamaha outboard iac valve cleaning A Google search will quickly show that while more convenient there are higher rates of false positives with Cologuard. Also, it's very clear that a positive (real or false) Cologuard result will necessitate a follow-up colonoscopy. Glad to hear you're ok but it …If the Cologuard test is positive, it may mean that colon cancer or polyps are present. After a positive Cologuard test a colonoscopy is required for a definitive answer. The Cologuard test has a 12% false- positive rate, which means 1 in 10 positive tests will incorrectly identify cancer or polyps. What does a positive Cologuard test mean? 308 150 grain nosler accubond bullets 5 mai 2022 ... People who had a positive FIT test but didn't get a follow-up colonoscopy were twice as likely to die of colorectal cancer as those who did, ...Cologuard provides a single, combined result: positive or negative. People who receive positive results should be referred for a diagnostic colonoscopy. Those with negative results can continue with standard CRC screening recommendations.1 Performance characteristics of the Cologuard assay were determined by a large,Positive Cologuard results should be referred to colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient. wife on duty thai drama ep 13 eng sub Cologuard is a screening test for colon and rectal cancer. The colon sheds cells from its lining every day. These cells pass with the stool through the colon. ... Devens ME, et al. Long-term follow-up of patients having false-positive multitarget stool DNA tests after negative screening colonoscopy: the LONG-HAUL cohort study. Cancer Epidemiol ...Of those that supported the proposed decision, commenters opined that coverage of Cologuard™ is a positive step forward and provides a non-invasive CRC screening option, which, as demonstrated by the Imperial (2014) study, provides significantly higher sensitivity for colorectal cancer and advanced precancerous lesions compared to FIT. snapchat cheating statistics Search: Pcr False Positive Rate. Tista Ghosh, Senior Director of Impact Evaluation at Grand Rounds, spoke with WVLT’s Harry Sullivan and said COVID-19 tests are not perfect, so false-positive tests will occur 03%) were 50–59 years 25%) were 20–29 years old, 10 (16 COVID-19 Testing: PCR, Antigen, and Antibody Tests Explained Ambion offers a variety of tools for.When Colonoscopy for a Positive Cologuard Is Negative, STOP the Workup The Cologuard test from Exact Sciences looks for hemoglobin and abnormal DNA in the stool.Got my positive Cologuard result at 4pm yesterday via our patient portal. Frantically called my primary care provider to ask about a colonoscopy. Had to leave a message. Then I sent a …A positive result from a Cologuard screening is generally followed by a colonoscopy to rule out colorectal cancer and to remove any polyps that may be found during the visual exploration of the colon. very small polyps and the …The MT-sDNA test is now available for general colorectal cancer screening (Cologuard; Exact Sciences). In August 2014, this noninvasive test was jointly ... next radio apk New Prospective Data Demonstrate Low False-Positive Rate for Screening Average-Risk People Age 45-49 for Colorectal Cancer with Cologuard® Published Jan 12, 2021 2:45PM ESTLearn about Cologuard, find a doctor, complications, outcomes, recovery and follow-up care for Cologuard. ... People with average risk should have an FOBT or FIT every year. A colonoscopy is needed if the results are positive, or a Stool DNA test every 1 to 3 years. A colonoscopy is needed if the results are positive.Corporate Values Overview Cologuard® has a consumer rating of 1.38 stars from 24 reviews indicating that most customers are generally dissatisfied with their purchases. Consumers complaining about Cologuard® most frequently mention colon cancer problems.Cologuard® ranks 16th among Cancer sites. Service 13 Value 13 Shipping 12 Returns 6 Quality 11Positive Cologuard results should be referred to colonoscopy. A negative Cologuard test result does not guarantee absence of cancer or advanced adenoma. Following a negative result, patients should continue participating in a screening program at an interval and with a method appropriate for the individual patient.. how to update jeep grand cherokee navigation system Sep 25, 2022 · Cologuard is approved for use in adults 45 and over who are at average risk of colon cancer. A person at average risk has about a 4% chance of developing colon cancer. 3 The vast majority of colon cancers are sporadic, meaning that the genetic causes of cancer happen by chance after a person is born. A positive result from a Cologuard screening is generally followed by a colonoscopy to rule out colorectal cancer and to remove any polyps that may be found during the visual exploration of the colon. very small polyps and the precancerous adenomas. Important performance findings of Cologuard tests include: Cologuard acts as a first-line, non-invasive test for people at risk for colon cancer. Positive Cologuard results indicate that further investigation is needed, while people who test negative may choose to avoid a colonoscopy. Advantages of the Cologuard test. The Cologuard test has several clear advantages over other types of tests.Yes, this test does have a 10-13% false positive rate, but it DOES send many people to colonoscopy where colon cancer or polyps with potential to cancer ARE discovered EARLY. Yes, the false-positives do cause anxiety, but at least you had a screening and most likely won't need another for 10 years. burial merch madison, wis., oct. 25, 2021 /prnewswire/ -- exact sciences corp. (nasdaq: exas) today shared data from modeling analyses that demonstrate cologuard (mt-sdna), with its included patient navigation... bmw f15 comfort access retrofit It means that Cologuard detected DNA and/or hemoglobin biomarkers in the stool which are associated with CRC or advanced adenoma. Positive Cologuard results should be followed by a colonoscopy. False positives and false negatives occur with Cologuard and appropriate follow-up is important. Patients with a positive result should have a colonoscopy. nps reason code 49 A positive test result usually requires a colonoscopy to examine the inside of the colon for polyps and cancer. Stool DNA testing generally isn't used to test for colon cancer in people who have: Colon cancer symptoms, such as rectal bleeding, changes in bowel habits, abdominal pain and iron deficiency anemiaAnother stool sample option is the newer and widely advertised Cologuard test, which is taken once every three years. This test combines FIT and a DNA test. However, "the evidence that it's better than FIT is very limited, and it's very expensive," Allison said. "The reason it even gets sold is because it's covered by Medicare.If you get a positive Cologuard result, it means the test detected signs of colon cancer or precancerous polyps. False positives and false negatives do happen in Cologuard tests. According to a 2014 clinical study, about 13% of results from Cologuard were false positives and 8% were false negatives. What if urine gets in cologuard test? best sights for beretta apx centurion