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Professional Medical News from Leading Journals


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08/08/2008
Metal-on-Metal Hip Resurfacing Growing More Popular
Since its introduction a decade ago, metal-on-metal hip resurfacing has become increasingly popular because it may conserve femoral bone, increase functional ability and be easier to revise than other procedures, according to an article published in the August issue of the Journal of Bone & Joint Surgery.
08/08/2008
Cannabis Reduces HIV-Related Neuropathic Pain
Smoking cannabis reduced neuropathic pain in patients with HIV infection and was generally well tolerated, according to research published online Aug. 6 in Neuropsychopharmacology.
08/08/2008
Lapatinib Inhibits Brain Metastases in Breast Cancer
In a mouse model of metastatic breast cancer, lapatinib reduces the number of large brain metastases, according to research published in the Aug. 6 issue of the Journal of the National Cancer Institute.
08/08/2008
Age May Not Be Barrier for Total Hip Resurfacing
Although national registries suggest that older patients who undergo metal-on-metal total hip resurfacing arthroplasty may have an increased risk of femoral neck fracture, the success rate of the procedure is similar for both older and younger patients, according to the results of a study published in the August issue of the Journal of Bone & Joint Surgery.
08/08/2008
Studies Needed for Minimally Invasive Decompression
Although direct decompression with minimally invasive surgery is widely used to treat lumbar disc herniation and lumbar stenosis, there is a lack of evidence to compare its effectiveness and possible superiority with traditional decompression, according to an article published in the August issue of Neurosurgical Focus.
08/07/2008
American Health Care System Needs New Direction
Re-engineering the United States health care system for high performance will require fundamental change, according to reports released online Aug. 7 by The Commonwealth Fund.
08/07/2008
Percutaneous Vertebroplasty Fracture Risks Uncovered
The risk of subsequent fractures after percutaneous vertebroplasty can be divided into two types, each with their own predictive risk factors, researchers report in the August issue of the Journal of Neurosurgery: Spine.
08/07/2008
Obese People May Have Specific Phenotype of Asthma
Asthma control among obese patients is poorer than that among non-obese patients, and the inflammatory characteristics and pattern of pulmonary function changes imply that there may be a different phenotype for asthma among obese patients, according to research published in the August issue of Chest.
08/07/2008
Over 1 Billion U.S. Doctor, Hospital Visits Logged in 2006
In 2006, patients made an estimated 1.1 billion visits to physician offices and hospital emergency and outpatient departments in the United States, which was an average of four visits per person, according to health care statistics released Aug. 6 by the U.S. Centers for Disease Control and Prevention.
08/07/2008
Physical Therapy May Prevent Deformational Plagiocephaly
Among infants with positional preference, treatment with physical therapy may reduce the risk of developing severe deformational plagiocephaly, and in infants with deformational plagiocephaly, molding helmet therapy may be a more effective non-surgical intervention than repositioning therapy, according to two studies published in the August issue of the Archives of Pediatrics & Adolescent Medicine.
08/07/2008
Valganciclovir May Benefit Liver Transplant Patients
In pediatric liver transplant patients who are infected with Epstein-Barr virus, treatment with valganciclovir may help clear the virus and decrease the risk of post-transplant lymphoproliferative disorder, according to the results of a study published in the August issue of Liver Transplantation.
08/07/2008
Radiographs Unnecessary After Neurosurgical Procedure
In patients who undergo single-level anterior cervical discectomy, fusion and plate placement (ACDFP), the routine administration of postoperative radiographs may be unnecessary because pseudarthrosis and construct failure rarely occur and patients with new symptoms are as likely to have either normal or abnormal radiographic findings, according to a report published in the August issue of the Journal of Neurosurgery: Spine.
08/07/2008
No Incentive Seen for Avoiding Isolated Decompression
Contrary to some reports, there is not an undue financial incentive for spine surgeons to recommend a combined decompression and instrumented fusion procedure instead of an isolated decompression in patients with symptomatic lumbar degeneration, according to a report published in the August issue of the Journal of Spinal Disorders & Techniques.
08/06/2008
Lymphocyte Brain Entry May Help in Encephalitis
Inhibiting a chemokine receptor at the blood-brain barrier during West Nile virus infection in mice improved T-cell infiltration in the brain and improved survival, according to research published online Aug. 4 in the Proceedings of the National Academy of Sciences Early Edition.
08/06/2008
Simple Model Can Predict Brain Injury Outcome
Out of dozens of possible factors to predict six-month outcomes in patients following traumatic brain injury, using age, motor score and pupillary reactivity discriminated adequately between those with good and poor outcomes, according to research published in the August issue of PLoS Medicine.
08/06/2008
Exercise Link to Depression and Anxiety Examined
Although there is an association between regular exercise and reduced symptoms of anxiety and depression, exercise is not a causal factor, according to study findings published in the August issue of the Archives of General Psychiatry.
08/06/2008
Lack of Female Neurosurgeons Needs to Be Addressed
Gender inequities are hampering the recruitment and promotion of women into the field of neurosurgery, according to a paper released online this week in advance of publication in an upcoming issue of the Journal of Neurosurgery.
08/05/2008
Resident Burnout Declines Following Duty Hour Standard
While resident burnout declined following implementation of the Accreditation Council for Graduate Medical Education standards, duty hour restrictions, total work or sleep hours, medical error rates and occupational injury rates did not significantly change, researchers report in the August issue of Pediatrics.
08/05/2008
Infant Poisoning May Be Due to Over-the-Counter Drugs
A substantial number of children under 2 years of age presenting at the emergency department with an apparent life-threatening event have an abnormal toxicology screen positive for over-the-counter medications, according to an article in the August issue of Pediatrics.
08/05/2008
In U.S., 11 Million Chronically Ill Lack Health Insurance
About 11.4 million adults in the United States with chronic conditions do not have health insurance, and they are less likely to visit a health professional and more likely to use the emergency department for care, according to an article in the Aug. 5 issue of the Annals of Internal Medicine.
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