Post-therapy damage in medulloblastoma patients can be mistaken for new tumors
...sents an important caution sign for physicians who otherwise might assume that WMLs are actually tumors that need further treatment." Gajjar is senior author of the JCO report, which is the first to describe both the finding and the actual incidence of early-onset WMLs--that is, how frequently these lesions o...Alcoholics can have deficits in visuoperception and frontal executive function despite sobriety
...may be at a disadvantage because that system would otherwise be engaged, for example, driving, or work-related demands that require sequencing, judgment, decision making, complex tasks requiring organization, planning, and visuospatial information, like dentistry, or using heavy machinery in construction." "To...Low cost drug helps reduce deaths, repeat heart attacks
...important for therapies such as GIK that may never otherwise be studied because they are of no commercial value but have the promise to help many thousands of lives." Dr. John Kelton, dean of the Michael G. DeGroote School of Medicine and dean and vice-president, Faculty of Health Sciences, McMaster University...New magnetic percutaneous system navigates vessels
...ate turns in tortuous coronary arteries that would otherwise be impossible to negotiate," said study co-author Neal S. Kleiman, M.D., director of cardiac catheterization laboratories at the Methodist DeBakey Heart Center and associate professor of medicine at Baylor College of Medicine in Houston, Texas. The m...Rehabilitation professionals in nationwide survey cite barriers to assistive technology transfer
...logy that will help people overcome obstacles that otherwise would keep them from working and enjoying many aspects of life. "Our partnership with Good Shepherd is built upon the collaborative efforts of world-class engineers and leading physical therapists working together to help people achieve greater indep...Combining liver transplantation and coronary artery bypass grafting can be safe and effective
...ents with severe coronary artery disease who would otherwise be denied OLT due to their cardiac risk factors."...A key to pregnancy-associated malaria
...lows the parasite to slip through a loophole in an otherwise effective immune response and establish an infection. The immune cells eventually detect this new malaria protein and produce protective antibodies, which explains why PAM is mainly a risk during first-time pregnancies. Although a family of relat...'Weekend' use matches daily drops for 'lazy eye'
...hood. The condition is marked by poor vision in an otherwise healthy eye and occurs because the brain has learned to favor the other eye. Although the eye with amblyopia often looks normal, abnormal visual processing limits the development of a portion of the brain responsible for sight. The most common causes...Ephedrine and unheralded sudden cardiac death
...stronger and faster. In past experiments on obese, otherwise healthy individuals ephedrine did not raise their heart rates when they were either at rest or exercising." Dr. Adamson spoke today at the American Medical Association's 23rd Annual Science Reporters Conference in Washington D.C. "When we gave healt...Exercise prevents Parkinson's symptoms in lab model mimicking human form of the disease
... prevented cell death in the SN of adult mice that otherwise occurs following injection of a toxin called MPTP. Once in the SN, MPTP is converted into a highly reactive molecule called MPP+, which triggers the production of molecules called free radicals. The free radicals, in turn, damage the brain cells. The...'Energy blocker' kills big tumors in rats
...e cancers to disappear within four weeks. The rats otherwise appeared unaffected, although Ko will examine the animals when they are euthanized -- probably for old age. The 14 untreated animals that served as controls were euthanized within 10 days because of their tumors' rapid growth. To be sure tha...Tar measurements on cigarette packets are misleading
...ngly, and falsely reassured many smokers who might otherwise have quit the habit. They believe that machine measured figures for tar, nicotine, and carbon monoxide should be removed from the packet, and a realistic measure must be established for regulatory purposes. The current health warnings deal qualitativ...Gene from 1918 virus proves key to virulent influenza
...ogenicity in mice to recent human viruses that are otherwise non-pathogenic in this host," Kawaoka and his colleagues write in the Nature report. Moreover, the viruses with the 1918 hemagglutinin gene caused symptoms in the mice - infection of the entire lung, inflammation and severe hemorrhaging - eerily simi...Acute decrease in testosterone level has few negative effects on healthy men
...s study developed negative mood symptoms during an otherwise dramatic albeit brief (four-week) withdrawal and replacement of testosterone under double-blind conditions." They conclude: "These data, the first to describe the effects on mood of induced hypogonadism in healthy young men, suggest that short-...High blood pressure related decline in cognitive function affects adults young and old
High blood pressure in otherwise healthy adults between the ages of 18 and 83 is associated with a measurable decline in cognitive function, according to a report published today by University of Maine researchers in the pre-publication online edition of the journal Hypertension. Th...Study showed vitamin D inadequacy highly prevalent among women treated for osteoporosis
...o works in the kidneys to help resorb calcium that otherwise would be excreted. Vitamin D inadequacy can lead to weak bones and an increase in the risk of fractures. Vitamin D is manufactured in the skin after direct exposure to sunlight, but as adults age, the ability to make vitamin D through the skin dimi...Optics meeting tips: Internal fingerprints, no cell left behind, 3-D reality
...mage the embryo for 12 hours without heating it or otherwise damaging its viability. Other laser-imaging techniques cannot do the same, as they risk heating the sample. Moreover, the technique can follow the zebrafish's complicated development, from initial cell proliferation to tissue formation, without the ...MDCT 'unwraps' Egyptian mummy, clearly revealing face of 3,000 year old man
...t from MDCT would have been to unwrap, destroy and otherwise alter the conservation of the bandages and the mummy," said Federico Cesarani, MD, of the Struttura Operativa Complessa di Radiodiagnostica in Asti, Italy, and lead author of the study. CT is a noninvasive method that can provide data such as skull d...New UNC, EPA 9/11 study suggests that pollutants posed small cancer risks
...ich results in babies being born smaller than they otherwise would be. Another group of scientists reported last year that IUGR was more common among women living close to Ground Zero on 9/11 than those living in other parts of New York City. Our results suggest that PAHs might indeed have played a role in cau...3D neutron-based medical imaging, 4D lung scans, and hitting a moving tumor
...a collapsed lung that are cancerous and that would otherwise appear as a uniform gray area on CT. PET also detects lymph nodes that are involved in the cancer; such "involved" nodes may be too small to detect with CT. The two independent groups, from the Washington University School of Medicine in St. Loui...