Invisible light and special goggles may improve brain tumor surgery
...sted in animals, is designed to help neurosurgeons define tumor "margins" -- the area where a tumor ends and normal tissue begins -- when they operate on patients with brain tumors. "No one can determine tumor margins in brain tissue adequately right now, but our hope is that the emerging technology of ne...National Academies news: Clinical research involving children
...onducted research involving children. These rules define categories of research that may be approved. Under most circumstances, they call for parents or guardians to grant permission before children under age 18 can participate in research. And they say that, when appropriate, researchers should seek fro...UNC neuroscientist awarded renewal of federal grant that began in 1957
...retation. "At the cellular level the attempt is to define the connectivity of neuronsin a particular portion of the spinal cord. We know that several kinds ofneurons exist there, we know that nociceptors terminate there, we know that nocicepter activity excites some of these neurons but we don't understand ...Study examines why new lung cancer treatment is effective for some patients but not others
...ll encourage future study of the factors that will define the molecular characteristics of NSCLC. "This raises the hope that this disease can be fought even more effectively," said Dr. Kris....Study: National medical privacy law makes health research harder, more expensive
...f working with patients and regulatory agencies to define the proper balance." Kline-Rogers and her colleagues at the U-M Cardiovascular Outcomes Research and Reporting Program set out to obtain written consent from heart patients six months after they left the U-M hospital after being treated for acute cor...Families, media and education crucial in preventing eating disorders
...l of what is worthy and attractive doesn't have to define what we think is worthy and attractive," she observed. Society needs to promote a healthier body image and place more value and emphasis on the intellectual, fine arts and self-worth to prevent eating disorders from becoming an even deadlier disease...Mayo Clinic researchers identify testing for patients for prostate treatments
...cedure. The purpose of the study was to better define who is and who isn't a good candidate for brachytherapy. Brachytherapy involves placing radioactive seeds in or near the tumor, to deliver a high dose of radiation to the tumor while reducing the radiation exposure in the surrounding healthy tissues....New breast pap smear detects early cellular changes; May prevent onset of breast cancer
... repair what is malfunctioning. "The new test will define what early changes in the breast looks like, and furthermore, it will tell a woman early on if a preventive treatment is really working in her own body." In particular, the test will detect the presence or absence of a specific gene called RAR beta. ...Research examines treatment goals for acromegaly patients
... in acromegaly patients, may not be sufficient to define a biochemical remission of acromegaly. "Our findings indicate that a GH measurement of 1 g/liter post-glucose load fails to identify a significant proportion of postoperative acromegalic patients who still suffer from the disease, which is defined b...Clinical research key in advance to prospective health care
...ient outcomes -- is the critical element needed to define and monitor effective health strategies," Snyderman said. "Without clinical research, the rational application of research discoveries to the development of prospective care and personalized health planning cannot occur." In the "prospective health c...Food-borne pathogen traced to lettuce
...dotuberculosis in lettuce plants and attempting to define whether deer or other animals are the specific reservoir of the pathogen. Such investigations may lead to better methods of prevention--from fenced-in fields to vaccinations of implicated animal populations or the use of disinfecting strategies such ...Metabolic syndrome, not BMI, predicts future cardiovascular risk in obese women, study finds
...ion for this finding is that measurement of BMI to define overweight and obesity does not quantify the magnitude or ratio of subcutaneous-to-visceral fat in a given individual. The visceral fat area, which is associated with insulin resistance, appears to be an important link among many components of the me...Nevirapine plus zidovudine to prevent perinatal HIV in Thailand
...way to reduce the risk of resistance to NVP and to define the optimal combination therapies for women who have received a single dose NVP for the prevention of mother to child transmission. In the mean time, in view of its efficacy in preventing pediatric AIDS, Thailand has decided to implement this simple...Metabolic syndrome may be an important link to stroke
...n Program (NCEP) and the World Health Organization define the metabolic syndrome as the simultaneous presence of at least three of five metabolic abnormalities: abdominal obesity, high fasting levels of blood sugar, high triglycerides levels, low levels of HDL ("good" cholesterol) and high blood pressure. ...Annals of Internal Medicine tip sheet February 3, 2004
...ent colorectal adenomas until more studies clearly define the overall benefits and harms of these doses. Screening with colonoscopy and sigmoidoscopy remains the best way to prevent colon cancer. (NOTE: This article is the subject of a video news release. Call for coordinates and/or copy of script.) 2. Pu...New guidelines for drug studies for relapsed prostate cancer patients
...Foundation. The group has developed guidelines to define which patients should participate in a clinical trial and what compounds are appropriate for these studies. They recommend limiting treatment to patients who are at expected risk for developing metastatic disease. In addition, the group recommends th...Breast augmentation may interfere with mammography interpretation
...66.8 percent)," the authors report. The authors define sensitivity of mammography as the proportion of positive mammograms among women diagnosed with breast cancer within one-year of their examination. "And specificity was slightly higher in women with augmentation (97.7 percent vs. 96.7 percent)." Spe...Ebola virus a threat to great ape populations
...s of Ebola infection on these carcasses could help define Ebola human transmission prevention and control programmes before any human epidemics arise, and thus increase the possibilities for containing or avoiding them.Outbreaks among the great apes seem to hit mainly at times of seasonal changes. However, ...Action needed to prevent spread of vCJD
...lood transfusion means that steps must be taken to define the rights and responsibilities of those at risk, as well as the general public. Because there is no way of testing blood for vCJD, people who have received products that may be contaminated need to be managed as if the disease had been diagnosed. ......with other chemotherapy combinations might further define trastuzumab's potential use in NSCLC. But, it was important that any new trials focused on patients with high HER2 over-expression or amplification. The main reason for the failure, according to Dr Gatzemeier, was that the majority of patients had lo...