Brightsurf Science News & Current Events

September 03, 2001
Study: The rate of clots forming inside stents is three times higher than generally appreciated
A new analysis conducted by Duke University Medical Center cardiologists concludes that the incidence of potentially life-threatening clots forming inside stents -- tiny mesh girders designed to prop open newly cleared arteries -- is almost three times higher than previously reported.

Stem cells guided down blood's developmental pathway
For the first time, scientists have demonstrated that undifferentiated human embryonic stem cells can be teased down a developmental pathway to become blood cells.

Need for health care services versus ability to pay
Universal health care systems such as Canada's seek to ensure access to care on the basis of need, rather than income.

The difficult task of preventing falls among the elderly
An estimated 25% to 35% of elderly people fall each year, and the resulting injuries have a major impact on these patients and the health care system.

Use of complementary and alternative care does not mean unhappiness with conventional care
Adults who use complementary and alternative medical therapies (CAM) in addition to conventional medicine appear to value both - and tend to be more concerned about their physician's inability to understand or incorporate CAM therapy than they are in their physician's disapproval, researchers at Berth Israel Deaconess Medical Center and Harvard Medical School have found.

Annals of Internal Medicine, Tip Sheet, September 4, 2001
  • Minorities receive fewer heart procedures--researchers in Annals of Internal Medicine try to pinpoint why
  • People who use complementary and alternative medicine are not dissatisfied with conventional care
  • Study examines role of restricted activity among older people


Straightening out koala kinks
A young Australian zookeeper is conducting a study on scoliosis in koalas, the animals that arguably best represent Australia to overseas tourists.

Drug decreases blood vessel stiffness in older people
A novel drug that breaks down collagen bonds in the body's blood vessels significantly decreases the stiffness of vessels in older people, according to a study conducted by National Institute on Aging (NIA) scientists and others.* The finding suggests the medication could be a new treatment for high blood pressure, heart failure, and certain complications of diabetes.

Eating disorders affecting younger girls
In this study of the prevalence of disordered eating attitudes and behaviours among teenaged girls aged 12 to 18, Jennifer Jones and colleagues found that over one-quarter (27%) either had significant symptoms of eating disorders such as binge eating or purging, or both.

New data support the safety and tolerability of the novel oral anticoagulant Exanta® for stroke prevention in patients with atrial fibrillation
New data on the use of the novel oral anticoagulant Exanta®, for stroke prevention in patients with non-valvular atrial fibrillation, were presented today at the 23rd European Society of Cardiology (ESC) meeting in Stockholm.1 The three-month phase II, SPORTIF II, data show that Exanta is well tolerated in patients over an extended period of time, with comparable efficacy to warfarin, and without the need for dosage adjustment or routine coagulation monitoring.
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