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Occult in Medical News

Biomarker predicts disease recurrence in colorectal cancer

... cyclase 2C (GUCY2C), indicates the presence of occult metastases in lymph nodes that may not have been ... a microscope. There is no way to know whether occult metastases are present in the rest of the ... These observations suggest that there are occult metastases in the lymph nodes of node-negative ...

Colorectal cancer: Immunological tests for more accurate detection of cancer precursors

... health insurances in Germany offer a fecal occult blood test free of charge for all insured persons ... "Therefore, the simple laboratory tests for occult blood in the stool are still important in order ... of colonoscopy free of charge, testing for occult blood still plays an important role, also, for ...

Stool-Based Colon Cancer Tests Vary Widely in Accuracy

... Germany used the tests for what is called fecal occult blood -- otherwise undetectable traces of blood ... study focused on the two types of tests for fecal occult blood, each of which uses a small stool sample ... 50 at normal risk for colon cancer get a fecal occult blood test every year; sigmoidoscopy (looking at ...

More Americans Urged to Get Cancer Screenings

... about 19 percent of adults have regular fecal occult blood tests. Among women, 60.7 percent of ... Screening for colorectal cancer includes fecal occult blood tests, colonoscopy and computed tomography ... blood test be done with high-sensitivity fecal occult blood tests or immunochemical tests," Smith said. ...

January/February 2009 Annals of Family Medicine tip sheet

... and colleagues find that offering home fecal occult blood tests (FOBT) to eligible patients at a ... colleagues examine reasons that positive fecal occult blood tests were not followed up with a complete ... Care Research Institute Offering Annual Fecal occult Blood Tests at Annual Flu Shot Clinics Increases ...

Study reports Double Balloon Endoscopy useful for diagnosis and treatment of obscure GI bleeding

... and lower endoscopy. A stool blood test or fecal occult blood test (FOBT) is used to find small amounts ... (76 patients); and patients with positive fecal occult blood and a decrease in Hb level more than 2 g/dL comprised the occult group (19 patients). Researchers noted that ...

Provider influence and patient barriers affect use of colorectal cancer screening

... within specified guidelines, including a fecal occult blood test every year, sigmoidoscopy every 5 ... and 22 percent reported screening by fecal occult blood test). In 2003, screening rates increased ... percent for endoscopy, and 24 percent for fecal occult blood test). Individuals who reported that ...

Fecal Blood Tests Effective at Spotting Colon Cancer

... as internal bleeding, he said. A simple fecal occult blood test, costing less than $30 and done in ... National Cancer Institute . At least 10 fecal occult blood tests have been approved by the U.S. Food ... something of a crusade to promote use of fecal occult blood tests to screen for colorectal cancer. "I ...

Colonoscopy Risks Increase With Age and Illness

... for a colonoscopy, Warren suggests less-invasive tests such as the fecal occult blood test. "Somebody who is older and not in great health might benefit from a fecal occult blood test, and if the result is positive then a colonoscopy may be ...

March is National Colorectal Cancer Awareness Month: Do You Know What Your Screening Options Are?

... workups are done rather than screening. Stool blood test (fecal occult blood test or FOBT): This test is used to find small amounts of hidden ... of the bleeding. A rectal exam in the doctor's office may examine for occult blood, but this is NOT considered adequate for colorectal cancer ....

Mail and electronic reminders may increase colon cancer screening

... background information in the article. "Screening programs involving fecal occult blood testing, flexible sigmoidoscopy and colonoscopy lower the incidence ... assigned to receive mailings containing an educational pamphlet, a fecal occult blood test kit and instructions for direct scheduling of flexible ...

Screening for Colorectal Cancer Saves Lives

... WEDNESDAY, Dec. 10 (HealthDay News) -- The use of fecal occult blood testing to screen for colorectal cancer reduces the number of deaths ... in colorectal cancer mortality is due to earlier exposure to fecal occult blood test screening," the researchers wrote. The study was published ...

Colorectal Cancer Screens Detect Unrecognized Disease

... Half the people were assigned to a screening group and received fecal occult blood test kits by mail (the test detects small traces of blood in feces ... control group that received routine health services. People whose fecal occult blood test indicated the presence of blood were contacted to undergo a ...

A breakthrough in contrast-enhanced intraoperative ultrasonography

... (CE-IOUS) seems more sensitive than conventional IOUS to identify new occult lesions during hepatectomy in patients with colorectal cancer liver ... image for the first 10 min after the injection. They also showed that occult metastases, which had not been detected preoperatively by CT, MRI or ...

Social, Health Care Factors Drive Colon Screen Disparities

... received colorectal cancer screening, either by colonoscopy or fecal occult blood testing, great disparities between ethnic and racial groups were ... from those in the Western health model, leading them to decline (fecal occult blood testing) or endoscopy offered in the absence of worrisome symptoms. ...

Second breast cancer may be greater than thought for high-risk women without BRCA mutations

... all had a unilateral prophylactic mastectomy. "We examined the rate of occult malignancies in both these groups of women in the prophylactic mastectomy ... who did not test positive for a BRCA mutation. "The higher rate of occult cancers in group 2 may be because they all had contralateral known ...

Study finds patients overestimate cancer screening history

... breast examination; mammography; Pap testing; and screening with a fecal occult blood test (FOBT). They found the level of incongruence between ... Fifty-six percent of the women over 50 (n=16) reported ever having a fecal occult blood test (FOBT) in their lifetime, 35 percent in the past year, 12 ...

Health groups issue updated colorectal cancer screening guidelines

... years Tests That Primarily Detect Cancer Annual guaiac-based fecal occult blood test (gFOBT) with high test sensitivity for cancer, or Annual ... tests due to lack of coverage or local resources, so will opt for stool occult blood or DNA testing, which can be performed at home, without bowel prep. ...

Minority patients prefer optical colonoscopy for colorectal cancer screening

... black, the most common indication for colonoscopy was a positive fecal occult blood test (FOBT) and in patients who were Hispanic, the most common ... tests include colonoscopy, flexible sigmoidoscopy, barium enema and fecal occult blood tests. In September, the AGA Institute issued standards for ...

For Some, Virtual Colonoscopy May Be Just As Good

... CT colonography (also known as "virtual colonoscopy") is less effective at correctly identifying colon cancers in people who've had a positive fecal occult blood test (FOBT), which means they have blood in their stool. A positive FOBT is a strong indicator that cancer might be present. "People should ...

For Some, Virtual Colonography May Be Just As Good

... , reports that virtual -- or CT -- colonography is less effective at correctly identifying colon cancers in people who've had a positive fecal occult blood test (FOBT), which means they have blood in their stool. A positive FOBT is a strong indicator that cancer might be present. "People should ...

QLT announces 12-month results from Novartis sponsored MONT BLANC study evaluating standard-fluence Visudyne(R) combination therapy

... CNV. In addition, over 60 countries have approved Visudyne to treat one or more other macular neovascular conditions such as minimally classic and occult with no classic AMD lesions, pathologic myopia and presumed ocular histoplasmosis. Visudyne is generally well tolerated and has a well established ...

QLT announces positive results from the evaluation of Visudyne(R) combination therapy

... subfoveal CNV. In addition, over 60 countries have approved Visudyne to treat other macular neovascular conditions such as minimally classic and occult with no classic AMD lesions, pathologic myopia and presumed ocular histoplasmosis. Visudyne is generally well tolerated and has a well established ...

Worth of Sigmoidoscopy Screening for Colon Cancer Still Uncertain

... there is flexible sigmoidoscopy, which uses a flexible endoscope to examine the large intestine only. There are also noninvasive tests such as fecal occult blood sampling and CT colonoscopy. "Flexible sigmoidoscopy screening looks promising, but the effect on a population level appears less than ...

Intestinal cancer in spite of screening

... diagnosis, 51% of the colorectal cancer patients had used screening tests for early recognition. The most frequent of these was the test for fecal occult bloodalthough this was mostly not in accordance with the guidelines. 25 patients had undergone colonoscopy, 20 of these within the five years before ...

Computer-aided system effectively detects and measures pneumothoraces in chest trauma patients

... This inspired us to investigate a tool for measuring pneumothorax size in trauma patients," said Dr. Cai. The study included 68 patients with occult pneumothorax. A total of 83 pneumothoraces were identified and their size was measured manually using MDCT images. The study compared the ...

Patients are untapped resource for improving care, study finds

... in the mail a personalized letter indicating their history of colon cancer screening exams, education literature on colon cancer, plus a fecal occult blood test kit and instructions for scheduling either a sigmoidoscopy or colonoscopy. The remaining patients received their usual care without this ...

Reminders Help Patients Get Better Care

... second group received a mailed, personalized letter outlining their history of colon cancer screening exams, information about colon cancer, a fecal occult blood test kit, and instructions for scheduling either a colonoscopy or sigmoidoscopy. The study found that 44 percent of patients in the second ...

Gene Test May Help Predict Colon Cancer's Return

... cells, GUCY2C results suggested malignancy in 87 percent of cases. Improved molecular staging "could overcome limitations in the detection of occult lymph node metastases," wrote the researchers. The authors called for more studies with larger patient pools to better access the accuracy and ...

Polymedco Introduces New Colorectal Cancer Educational Website

... death today in the United States. However, with proper screening, it is a treatable form of cancer. The latest immunological technology in fecal occult blood testing (an early screening test for colorectal cancer) features one stool sample versus three stool samples, no dietary restrictions, and no ...

Family Docs Do Colonoscopies Safely

... journal highlighted positive and negative findings, respectively, with regards to a different form of colon cancer screening known as the home fecal occult blood test (FOBT). Long recommended as an effective annual method for initial colorectal cancer screening, one study led by Dr. Michael B. Potter, ...

Previstage(TM) GCC to be presented at ASCO GI

... up to 30 percent of patients with no pathologically positive lymph nodes (stage I and II cancers) later develop recurrent disease, presumably through occult metastases that have escaped detection. Most of these patients do not receive additional therapies such as chemotherapy. With a detection capacity ...

QLT announces interim results of radical study evaluating Visudyne combination therapy

... subfoveal CNV. In addition, over 60 countries have approved Visudyne to treat other macular neovascular conditions such as minimally classic and occult with no classic AMD lesions, pathologic myopia and presumed ocular histoplasmosis. Visudyne is generally well tolerated and has a well ...

NeoVista Presents Anatomic Outcomes of Novel Wet AMD Therapy at 2008 American Society of Retina Specialists Meeting

... treated from June 2006 to April 2007 at two centers in Brazil and one in Mexico. These patients, with predominantly classic, minimally classic, or occult (with no classic) choroidal neovascularization (CNV), received a single 24 Gy treatment of NeoVista's epiretinal brachytherapy in combination with ...

Black Americans are at higher risk for colon polyps

... for colon cancer screening ( New England Journal of Medicine , 2000), and demonstrated the limitations of other screening tests, such as fecal occult blood test and sigmoidoscopy ( New England Journal of Medicine , 2001), and office fecal testing ( Annals of Internal Medicine , 2005). Since these ...

Diagnocure announces sponsorship of inaugural undy 5,000 run - Partnership with the Colon Cancer Alliance creates patient awareness of previstage(TM) GCC staging test

... 25 - 30 percent of patients with no pathologically-positive lymph nodes (stage I and II cancers) later develop recurrent disease, presumably through occult metastases that have escaped detection. Most of these patients do not receive additional therapies such as chemotherapy. With a detection capacity ...

U.S. Preventive Medicine: Knowing Risk Factors & Early Detection are Best Strategies for Colon Cancer Prevention

... cancer and should be started as young as possible." To find a cancer you first have to look for it, said Dr. Lyles. "That means annual Fecal occult Blood Test (FOBT), with a periodic fiberoptic colonoscopy, a CT colonography (virtual colonoscopy), or double contrast barium enema begun at the ...

Researchers Gather to Address New Tools in Development for Breast Cancer Detection

... Emanuel Petricoin, PhD, George Mason University Phosphopeptide biomarkers for early breast cancer detection in women with mammographically occult cancer Ginette Serrero, PhD, A&G Pharmaceutical Development of GP88 serum test for early breast cancer diagnosis Charles Streckfus, DDS, MA, ...

Study evaluates factors associated with racial disparities in colon cancer screening

... social and health care factors. Overall, 54.1 percent of the participants were screened for colorectal cancer using either colonoscopy or fecal occult blood testing (FOBT). Individuals in racial and ethnic minority groups were less likely than whites to be tested33.8 percent of Asians, 48.2 percent ...

Breast-Specific Gamma Imaging (BSGI) Found to Be Highly Sensitive for Early Stage Breast Cancer

... negative predictive value for nonmalignant lesions was 94.3%. The smallest invasive cancer and DCIS detected were both 1 mm, and BSGI helped detect occult cancer not visualized at mammography or ultrasonography in six patients. Mammography remains the imaging modality of choice for breast ...
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