Tag: "vary" at medical news

Novel anti-coagulant clears hurdle

...fficult to use since patient responses to the drug vary widely. During administration, it also requires careful monitoring to ensure therapeutic levels in the blood. The new trial built upon the results of a Phase I trial known as XaNADU (Xa Neutralization for Atherosclerotic Disease Understanding), w...

Emory studies COGNIShunt device for Alzheimer's treatment

...15 years, Dr. Levey points out, "Treatment methods vary greatly in other diseases, but with Alzheimers, this is the first time more diverse, therapeutic options are being tested. We hope this surgical option will lead to dramatic benefits for these patients, and in the long run, open up even more avenues...

Nicotine patches and gum may pose health hazards

...ding to the researchers. While patches and gum can vary in nicotine content, those who continue to smoke while using these products subject themselves to higher health risks by getting extra nicotine, they said. They caution that their results are preliminary and limited to laboratory observations. The co...

Report shows decline in youth smoking, but work remains

...ian and Alaskan Native adolescents. Smoking rates vary by ethnic group, with American Indian and Alaskan Native adolescents showing the highest rate and African American adolescents showing the lowest. The authors describe protective factors - such as religious involvement and participation in high scho...

Overstocked blood drains nations supply

...ered for vascular neurosurgery, but these policies vary widely, says primary researcher Neal F. Kassell, M.D., department of neurosurgery, University of Virginia Health System, Charlottesville. The policy is often based on tradition rather than a formal audit of the facilitys transfusion practices. The ...

Many junior doctors experience bullying

...eing bullied than men. Reports of bullying did not vary by job grade or age. These findings should be interpreted cautiously as the study relied on self reports of bullying, and a higher response rate would have been desirable, say the researchers. Nevertheless, the findings suggest that disturbingly high...

Though rare, victims of lightning strike may suffer

... The explanations for IMD after lightning strikes vary from a direct causal relationship to a precipitating factor, or IMD symptoms may even be coincidental to the lightning strike event. Further study will help elucidate the role of lightning strike in IMD, and also identify potential treatment options...

Let them sleep!

... has indicated that sleep-wake habits of teenagers vary from those of adults and younger children, and that many adolescents experience chronic partial sleep deprivation, says study author Kathryn Reid, PhD, of Northwestern University in Evanston, IL. We found that teenagers sleep, on average, 8.5 hours ...

Educational interventions boost participation in cervical screening

...ility and effectiveness of these interventions may vary among Chinese communities and/or health care systems in North America, they say, these interventions should also be evaluated among Chinese women in other areas of North America....

General public fails to recognise early signs of stroke

...ecognise the early symptoms of stroke because they vary so much, and this often results in delay in seeking medical attention, finds a study in this weeks BMJ. Thirty-five people took part in discussion groups and answered questionnaires about stroke: 11 from the general public, 14 people who had had a st...

Path from chronic stress to heart disease clarified

...th connecting chronic stress and heart disease may vary from person to person, there appears to be a general pattern at least in men. First, chronic stress is associated with psychological distress; factors such as unsatisfactory social supports and poor coping skills may contribute to the link. The psy...

Writing nanopatterns with DNA inks

...mplexity of the structure, and researchers now can vary the size, shape and distance between DNA "spots." The features of size and shape can be controlled by a simple change in humidity and by controlling the path of the microscopes tip. The method of dip-pen nanolithography, invented and developed at Nor...

More children at risk of heart disease

...tically susceptible minority. Incidence rates also vary considerably across the developed world, with reported rates in Japan exceeding those in the United States ten fold, and in the UK and Australia thirty fold....

With cues from nature, scientists develop new method to purify drugs

...g technologies. Martin has developed techniques to vary nanotubes' diameter and manufacture large arrays containing millions of tubes arranged in parallel lines. Cells use similar small tubes, he noted. "The nanotube is important because Mother Nature does a whole bunch of her business with nanoscopic ch...

Kytril more effective in controlling chemotherapy induced nausea and vomiting

...dence from my review suggests that when clinicians vary the dose, the patients don't respond in the same manner to all the drugs, and in some instances efficacy can be lost at the lower doses. I would strongly urge clinicians to always administer the most affective dose" said Dr. Aapro. Finally, Dr. Jame...

Drug resistance may prove more pervasive in African HIV

... and HIV-C cases in Africa, and these subtypes can vary genetically from HIV-B by as much as 30 percent. Freire believes that these factors, together with his research results, make including HIV-A and HIV-C in AIDS drug development efforts a priority. Earlier this year, in a commentary in "Nature: Biote...

USC researchers develop new way to measure cultural adaptation of youth

...d toward neither country (marginalization) did not vary significantly by generation. The significant associations between the AHIMSA subscales and other measures of acculturation are, according to the study, evidence for the validity of the scale....

Medical physicist treats spinal tumors faster with new procedure

... "intensity modulated" radiation, which means they vary the intensity of the radiation over time. The intensity-modulated radiation, delivered from various angles, provides a maximum dose to a specific 3-D region of the tumor while minimizing exposure to healthy tissue in the spinal cord. Another compon...

Is government health policy based on evidence or assumption?

...t the burden of proof, or demand for evidence, may vary according to a policy's perceived fit with current collective world views, they add. As such, policy makers need to move away from an unquestioning acceptance of conventional wisdom and "expert" advice and cast a more critical and objective eye over ...

Biomedical engineers team with pediatric cardiologists and surgeons to improve Fontan treatment

...s and even advice. Surgical operation procedures vary for single ventricle patients, depending on factors such as age, symptom status or condition of the lung blood vessels. The most popular procedure used to correct the problem is called the total cavopulmonary connection (TCPC) - the method on w...

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