Vidyya Medical News Service
Volume 5 Issue 335 Published - 14:00 UTC 08:00 EST 1-Dec-2003 Next Update - 14:00 UTC 08:00 EST 2-Dec-2003
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CT scans find problems often missed by other tests, helps high-risk patients get help early
A single 15-minute CT scan may be all it takes to find tiny cancers, stones and other problems in the kidneys, bladders and urinary tracts of high-risk patients -- potentially saving them from many additional tests, and from delayed detection and treatment. And the detailed imaging scan can be done using modern CT (computed tomography) machines now found in many large hospitals.  more

Novel role for estrogen in bone marrow
Scientists have discovered a new role for estrogen in maintaining health. Drs. Yuka Nagata and Kazuo Todokoro report in the December 1 issue of Genes & Development that the most abundant form of naturally occurring estrogen, estradiol, triggers the formation of blood platelet cells. This discovery has important clinical implications for the treatment of conditions associated with altered platelet counts, like anemia, certain leukemias, and even chemotherapy.  more


Strokes more common in Europe than U.S.
Although 29 percent of Americans with high blood pressure of 140/90 mm Hg have it controlled, less than 11 percent of Europeans do, showing why strokes are twice as common in Europe than the U.S, according to a study in the January 2004 issue of Hypertension: Journal of the American Heart Association.  more

Caesarean delivery could increase risk of future stillbirth
Authors of a UK study in this week's issue of THE LANCET suggest that the risk of stillbirth in a second pregnancy could be doubled for mothers who have previously undergone caesarean section for their first child-although the absolute risk remains low at around 1 in 1100.  more

The pros and cons of HIV testing in less-developed countries
Two contrasting Viewpoint articles in this week's issue of THE LANCET debate the value of HIV disease testing and counselling as part of the global strategy to reduce deaths from HIV/AIDS in Africa over the next few years. more

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