False memories, failing recall are not an inevitable consequence of aging, research suggests
...eeting in Toronto, Roediger provides evidence that false memories and other cognitive declines often associ...tanding cognitive processes behind the creation of false memories, also known as memory illusions. Human memory, he explains, is not a storehouse of crystal ...New digital technique improves mammography results
...ndicate a potential for a significant reduction in false positive findings and unnecessary biopsies. The diagnostic capabilities of film mammography are limited in dense breast tissue, which often obscures cancer. Even when tumors are found in dense breast tissue with film mammography, the extent of the d...Herbal weight-loss product information can be misleading
...upplements containing the herb ephedra are posting false or misleading information, a Johns Hopkins study demonstrates. Internists at Johns Hopkins searched the Internet for sites selling herbal weight-loss products including ephedra, then evaluated the information posted on those sites for medical accura...18F-FLT more accurate than 18F-FDG for differentiating unclear lung lesions
...s proven to be a reliable and accurate tracer, but false positives have been noted in areas of inflammation. Recently, German researchers conducted a study comparing the results of 18F-FDG PET and 18F-FLT PET and found the latter to be a more precise indicator for diagnosing unclear lung lesions. The stud...HIV seen as less threatening in era of new treatments
...ed treatments for HIV may be lulling people into a false sense of security about their risks of infection and transmission, according to a review of recent research. "Preliminary evidence suggests that a small but significant proportion of HIV-positive and HIV-negative individuals believe that unprotected ...North American mammographers prone to more false positives, study finds
... percentages of abnormal mammograms turn out to be false positives," say study leader Joann G. Elmore, M.D., of the Harborview Medical Center in Seattle, and her colleagues. False-positive mammograms can lead to unnecessary follow-up procedures (e.g., biopsies), higher medical costs, and anxiety for the pa...Annals of Internal Medicine, tip sheet, October 21, 2003
...h as plans to regionalize surgery, may be based on false inferences about individual outcomes from aggregate data obtained from groups. Topical Treatment Appears Successful for Bedsores Treating pressure ulcers or bedsores on the foot with topical nerve growth factor completely healed eight ulcers in a ...US women endure twice the surgical biopsies as British for same cancer detection rate
...oiding unnecessary diagnostic evaluation following false positive results. Perhaps we can learn from the UK, where half as many women without breast cancer undergo open surgical biopsies as in the US." The National Health Service Breast Cancer Screening Program of the UK provided the researchers with recor...Vision-producing cells fail 'taste-test,' treat key light-detecting molecules identically
...thout exposure to light, causing cones to generate false signals that reduces their sensitivity. Through a number of calculations, Kafelov determined that, in primates, this cone pigment "noise" could account for roughly half of the normal sensitivity difference between cones and rods....Better brain imaging helps surgeons avoid damage to language functions
...cade using similar lists of related words to study false memories, a phenomenon in which normal cognitive p...areas of the brain are involved in the creation of false memories; eventually, it became clear that fMRI images of false memory processing also offered very ...CT scans find tiny bladder, kidney & urinary cancers
...nd scans before getting a firm diagnosis, or get a false sense of security from a mistakenly "clean" report and only get diagnosed much later. "Our experience to date with MDCTU in patients with prior bladder and urinary tract cancer has convinced us that it is as good as IVP -- and probably far better -- ...New dynamic PET technique offers greater comfort for cancer patients
...provide an accurate diagnosis, not only decreasing false positive results (when tumors in cancer-free patie...rate, PET scans can have the tendency to result in false positives when tissue that is merely infected appears visually similar to a malignant tumor. Static ...Online bladder cancer information often outdated
...nerally due to outdated information, not blatantly false statements. For example, information on incidence ... though the inaccuracies seldom reflected flat-out false statements, a 32 percent inaccuracy rate is still disturbing," Lee says. "Other studies have found o...Friendships play key role in suicidal thoughts of girls, but not boys
... thinking about suicide. It is better to get a few false positives than to miss some of them," he said. The results of the study offer several suggestions for identifying and helping adolescents at risk for suicide, Moody said. In addition to the friendship findings, the study mirrored other studies that s...Incidental PET findings may reveal undetected cancer
... abnormalities were benign and three findings were false positives. Of the nine benign lesions, three were considered clinically important due to the potential for local destruction, systemic effects or asymptomatic infection, subsequently requiring surgery or medical therapy. PET, which identifies areas o...Gonorrhea test may give false-positive results
...ificity less than 100% will have the potential for false positive results," said Dr. Alan Katz, lead author...e selective in who they screen." The potential for false positive results increases if the test is used to screen people from low-risk populations or those l...Bite-marks giving false impression
...es where they assigned the wrong cast to a mark, a false match which in a real case could have led to a miscarriage of justice. Gould and Cardoza wouldn't tell New Scientist how many of these errors there were. It seems likely that such errors would be much more frequent in real cases. In the study, the ...Researchers say criterion for diagnosing child abuse based on faulty evidence
...g perimacular retinal folds and could also lead to false allegations. Lantz's co-researchers were Sara H. Sinal, M.D., pediatrician and child abuse expert, Constance A. Stanton, M.D., neuropathologist, and Richard G. Weaver, Jr., M.D., pediatric ophthalmologist, all with Wake Forest University Baptist Medi...Research questions transplant safety procedure
... very important contribution, as it got rid of the false sense of security people had with that process." In their experiment, Arnoczky and his colleagues at the Laboratory for Comparative Orthopaedic Research (LCOR) put five samples each of bone and tissue that were infected with feline leukemia v...Ultrasound treatment for hurt muscles may feel good, but doesn't promote healing, study suggests
...uscle injury with ultrasound may give an athlete a false sense of security. "Because the injured muscle feels better after ultrasound treatment, an athlete may be tempted to get back in the game before the skeletal muscle injury is really healed," Devor said. "This puts him at risk for more significant re-...