Vidyya Medical News Service
Volume 6 Issue 349 Published - 14:00 UTC 08:00 EST 14-Dec-2004 Next Update - 14:00 UTC 08:00 EST 15-Dec-2004
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False positive screening for cancer found to be frequent and costly
Cancer screening tests can frequently produce false positive outcomes that may result not only in anxiety but also additional economic costs as well, according to research conducted by scientists at the Henry Ford Health System, Detroit, Michigan.  more

Stanford study questions accuracy of ads for body scans
A burgeoning industry that sells full-body scans to detect potential diseases - without a doctor's referral - is running advertisements that frequently include unsubstantiated claims about the benefits of getting CT and MRI scans, while rarely providing information about the technology's limitations and risks.  more

Kinder, gentler procedure gives superior results for stem cell transplants
An improved stem cell transplant regimen that is well-tolerated and has a high success rate has been developed by researchers at Washington University School of Medicine in St. Louis. The procedure holds promise for treatment of blood and bone marrow disorders, immune dysfunction and certain metabolic disorders. more


Drug to treat ADHD has similar effect on children with reading disorders
The drug methylphenidate (brand name Ritalin) increased activity in brains of children with attention-deficit/hyperactivity disorder (ADHD) as well as those with a reading disorder, researchers at Yale report in the American Journal of Psychiatry.  more

Doctors link common chemotherapy drug to jawbone necrosis
Doctors at Long Island Jewish (LIJ) Medical Center recently discovered a link between a common chemotherapy drug and a serious bone disease called osteonecrosis of the jaw (ONJ). The discovery, published in the Journal of Oral and Maxillofacial Surgeons, prompted both the US Food and Drug Administration (FDA) and Novartis, the manufacturer of bisphosphonates used in cancer chemotherapy, to issue warnings earlier this fall to physicians and dentists about the risk for this potential adverse effect. more

Where there's smoke, there's money
Those Congressmen who received contributions from tobacco industry groups were more likely to vote in favor of pro-tobacco laws, says Douglas A. Luke, Ph.D., director of the Center for Tobacco Policy Research at Saint Louis University School of Public Health. more

Broad-based vaccination of wild mice could help reduce lyme disease risk in humans
Vaccinating large populations of white-footed mice against the bacterium that causes Lyme disease could help reduce the risk of transmission of the disease to humans, says a study supported by the National Institute of Allergy and Infectious Diseases (NIAID), one of the National Institutes of Health. more

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