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Surgery, radiation gives early survival advantage in bile duct cancer

Oregon Health & Science University researchers are reporting the discovery of an early survival advantage when a combination of surgery and radiation therapy is used for patients with a rare but deadly bile duct cancer.

28 Oct 2007

New imaging technique ensures rapid profiling of autoantibodies in rheumatoid arthritis

Using a new imaging technique, a fast and accurate profile of autoantibodies present in the blood serum of rheumatic patients can be made.

25 Oct 2007

Diffusion tensor imaging shows structural changes in mild traumatic brain injury

Researchers report that diffusion tensor imaging can identify structural changes in the white matter of the brain that correlates to cognitive deficits even in patients with mild traumatic brain injury.

25 Oct 2007

More evidence dopamine plays a role in obesity

A brain-imaging study of genetically obese rats conducted at the U.S. Department of Energy's Brookhaven National Laboratory provides more evidence that dopamine - a brain chemical associated with reward, pleasure, movement, and motivation - plays a role in obesity.

25 Oct 2007

Why do some people solve problems more creatively than others?

Are people who think creatively different from those who tend to think in a more methodical fashion?

25 Oct 2007

Acute pancreatitis and cholangitis

Percutaneous endoscopic gastrostomy (PEG) is generally considered to be safe with a low rate of serious complications.

25 Oct 2007

Optimism - how the brain generates the human tendency

A neural network that may generate the human tendency to be optimistic has been identified by researchers at New York University.

24 Oct 2007

Pregnant women at risk for unnecessary operations due to misdiagnosis of appendicitis

New research published in the October issue of the Journal of the American College of Surgeons suggests that pregnant women suspected of having appendicitis are often misdiagnosed and undergo unnecessary appendectomies (removal of the appendix) that can result in early delivery or loss of the fetus.

24 Oct 2007

Video game reduces production of stress-related hormone cortisol

A video game designed by McGill University researchers to help train people to change their perception of social threats and boost their self-confidence has now been shown to reduce the production of the stress-related hormone cortisol.

24 Oct 2007

Quantitative PET imaging finds early determination of effectiveness of cancer treatment

With positron emission tomography (PET) imaging, seeing is believing: Evaluating a patient's response to chemotherapy for non-Hodgkin lymphoma (NHL) typically involves visual interpretation of scans of cancer tumors.

24 Oct 2007

Informed choice in mammography screening

While patient education decision aids can help older women make better-informed decisions about whether to continue mammography screening, they do not influence whether the women will actually change their minds about having the test.

24 Oct 2007

Diffusion-weighted MRI predicts liver fibrosis

Moderate to severe chronic liver disease can be predicted with the use of diffusion-weighted MRI (DWI), according to a recent study conducted by researchers at New York University Medical Center in New York, NY.

24 Oct 2007

Can a lack of sleep drive you crazy?

Scientists in the U.S. have linked a lack of sleep to mental illness; they say brain scans can show how the brain gets tired and over-emotional when someone is deprived of sleep.

24 Oct 2007

Sleep-deprivation causes brain to overreact to negative experiences

Without sleep, the emotional centers of the brain dramatically overreact to negative experiences, reveals a new brain imaging study in the October 23rd issue of Current Biology, a publication of Cell Press.

22 Oct 2007

Exercise improves thinking and reduces diabetes in overweight kids

Just three months of daily, vigorous physical activity in overweight children improves their thinking and reduces their diabetes risk, researchers say.

22 Oct 2007

Six Sigma practices may provide significant benefits for hospitals

Although Six Sigma practices are widely used in the manufacturing industry, the performance improvement system also may provide significant benefits for hospitals, medical professionals, and patients.

22 Oct 2007

NIH and India partner to develop low-cost health-care technologies

The National Institute of Biomedical Imaging and Bioengineering (NIBIB), part of the National Institutes of Health (NIH), and the Department of Biotechnology (DBT) of the Ministry of Science and Technology of the Republic of India, have entered into a bilateral agreement to develop low-cost health-care technologies aimed at the medically underserved.

22 Oct 2007