Tag: "accuracy" at medical news
Spiral scan sees stroke blockage more clearly
DALLAS, April 5 The accuracy
of diagnosing a blocked brain vessel in an emergen... had been released from the hospital. The average accuracy
of the neurologists answers between their first and final stroke assessments rose from 40 percent to...
Hospital mortuary services need regular inspection
...n details for any discrepancies. They also checked accuracy
of recording the presence of a pacemaker and property for each body. Bodies for which there was one or more discrepancy were classified as failed cases. In 1996-7, the failure rate for bodies from all sources was 10%. This figure fell in the study pe...
Nanotech control device developed
In the science of the small, precision and accuracy
really count. Won-jong Kim, an assistant profess...contact and friction," Kim said. "It also improves accuracy
and resolution, decreases manufacturing costs and increases reliability."...
Continued disruption of movement among alcoholics despite abstinence
...men were not impaired on these tests, although the accuracy
achieved for the speed they moved was not quite up to the par of the control women. Alcoholics were also impaired in gait and postural stability, which could put such individuals at risk of falling." Sullivan and her colleagues additionally found a...
Improving accuracy of cross-cultural neuropsychological testing
...cal assessment could help clinicians improve their accuracy
of diagnosis of dementia or cognitive deficits among whites or other ethnic groups who had a poor education. Columbia researchers now include reading tests in their neuropsychological evaluations of individuals in their ongoing aging and dementia pr...
Rubber bullets not safe for crowd control
...crowd control. New types of ammunition with higher accuracy
and less force of impact than those currently in use are urgently needed for control of civil demonstrations. Meanwhile, to prevent serious blunt and penetrating injuries and fatalities, the anatomic target area should be rigorously limited to the lo...
Medical press releases may exaggerate results and fail to include study limitations
...nowledged. While medical journals strive to ensure accuracy
and the acknowledgment of limitations in articles,...rs write: "A number of authors have criticized the accuracy
and balance of the news media in reporting on medical science. As a direct means of communication be...
Other highlights in the June 5 issue of JNCI
...patients. Malin and her colleagues found that the accuracy
of registry data was higher for hospital-based services such as mastectomy and lymph node dissection than for ambulatory services such as biopsy and chemotherapy. The authors conclude that registries could provide the infrastructure for collecting da...
Eye drops can delay onset of glaucoma
...the long-term benefits of treatment and to improve accuracy
of the early diagnosis of glaucoma. But now that the initial phase is complete, those participants who were randomly assigned to receive observation rather than eye drops will be offered eye drop medication....
Direct thought control
... even better at it. "They achieved nearly the same accuracy
and speed as normal arm movements," said senior author Andrew Schwartz, Ph.D., of the Department of Bioengineering at Arizona State University and the Neurosciences Institute in San Diego. To begin with, two monkeys learned a computer game that requi...
HPET & CT image fusion study reveals limitations for radiotherapy planning
... Angeles. Designed to evaluate the co-registration accuracy
of PET images transferred from a hybrid-PET gamma camera system (HPET) to a radiotherapy treatment planning system, the study used a phantom (i.e. simulated body) with heart, lung, and tumor inserts, and markers that would show up both on a CT, and b...
New NCI grant will support Jefferson trial to study test to diagnose colorectal cancer spread
...to use this new molecular technique to improve the accuracy
of colorectal cancer staging so that more people can receive chemotherapy and can benefit from it," he says. The trial, for which recruitment has already begun, is looking at approximately 2000 patients at five centers: Jefferson, Fox Chase Cancer Ce...
Mayo Clinic researchers develop a new imaging test for diagnosing breast cancer
... this new MR elastography technique to improve the accuracy
of MRI for breast cancer diagnosis, thereby reducing the need for biopsies." "Standard imaging techniques such as computed tomography, ultrasonography and MRI do not provide information about the mechanical properties of tissue," says Jennifer Kugel,...
Students join scientists in search of asthma triggers
...using hand-held devices will be used to verify the accuracy
of data NASA collects from instruments aboard NASA's Terra satellite." Terra looks at aerosols from space down to Earth, while this project looks at them from the Earth up toward space. The student network acts as a double-check for the aerosol data...
Quick blood test for heart failure proves successful in multinational trial
...llen ankles, or findings from other lab tests--the accuracy
rate climbed to 90 percent and above. By itself, BNP levels were more accurate than any other single test in identifying CHF as the cause of symptoms. The BNP test also has a high "negative predictive value." In the trial, doctors using only the...
Computer predicts outcome of breast cancer
... in their lymph glands. It did so with 88 per cent accuracy
and achieved a similar figure when asked to predict which women would still be alive after five years. Dr Sherbet and Dr Naguib, together with collaborating scientists in Milan, Italy, claim that their technique of combining fuzzy logic with neural n...
Breast cancer gene may be associated with additional cancers
...c in Rochester, Minn., emphasize the importance of accuracy
in estimating cancer risk among mutation carriers because these estimates influence choices regarding screening, chemoprevention, and prophylactic surgery. "Both of these studies provide intriguing new patterns to investigate further, and it is now ...
New data may alter frequency and surgical procedure
...metastasis without nodal biopsy, demonstrating the accuracy
of a less invasive technique when biopsy is called...f test conducted on the SNB sample may enhance the accuracy
of the results. "SNB has dramatically better benefits than axillary node dissection because it is le...
Equation rivals ultrasound in calculating birth weight
... is in an awkward position, this can throw off the accuracy
of such a test. We don't encounter those problems ...nus 8.1 percent of actual birth weight. Ultrasound accuracy
rates are typically not as good, while abdominal palpitation rates can differ as much as plus or min...
UCLA Study shows how early diagnosis of Alzheimers helps patients
...ociates studied both strategies for their range of accuracy
in diagnosing Alzheimer's disease. The differences proved dramatic. "Although both approaches accurately diagnosed most Alzheimer's patients, we found that the appropriate use of PET could reduce erroneous diagnoses by half," Silverman said. The UCL...
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