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Clinical News In Brief

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Clinical news in brief

Clinical News In Brief

- Research is needed to assess the effects on care of filming TV programmes in healthcare settings, argue two UK doctors. ‘Well designed studies to determine what impact commercial filming has on patient care in this environment are overdue,’ they say.
Emergency Medicine Journal (2007) 24: 851–853

- Obesity may inhibit prostate specific antigen tests, according to a US study of 13,634 men being treated for prostate cancer. Obese men had 11–21% lower PSA levels. Large plasma volumes may dilute PSA in the blood.
Journal of the American Medical Association (2007) 298: 2275–2280

- Nearly half of patients with diabetes who have a lower extremity amputation need re-amputations within two years, according to a study in South Wales. Of 205 patients who had 316 such amputations, 45.9% underwent re-amputations.
International Wound Journal (2007) www.blackwell-synergy.com

- Iranian nurses often suffer up to four needlestick injuries per year, say Australian researchers who surveyed 1,555 nurses. ‘Nearly all were high-risk injuries,’ the researchers added.
Annals of Epidemiology (2007) 17: 988–992

- Patients who discuss CHD risk factors are more likely to respond to treatment for cholesterol disorders, say Canadian researchers. They studied nearly 3,000 patients over 12 months, half of whom received a cardiac risk profile.
Archives of Internal Medicine (2007) 167: 2296–2303

- Women city dwellers are at a higher risk of breast cancer than those in rural areas, say UK researchers. A study of 972 women found city dwellers had denser breasts, making them four times more likely to develop cancer. Air pollution is the most likely cause. The Results were presented at last week’s annual meeting of the Radiological Society of North America.

- Smith & Nephew has recalled knee implants from the TC-PLUS, VKS and RT-PLUS ranges, after a production error resulted in a higher than specified iron content. The recall is a precautionary measure.
www.smith-nephew.com

- The Medicines and Healthcare products Regulatory Agency has issued a medical advice alert for a powered wheelchair battery charger supplied by Exide Batteries Ltd. The case temperature of the Mentzer 24V 6A Konstant charger, model G25-324-6, can exceed the specified maximum temperature of 41°C.
www.mhra.gov.uk

- Red blood cell transfusions during cardiac surgery may raise risk of heart attack or stroke, according to an eight-year study of 8,500 patients in Bristol. Those receiving such transfusions were three times more likely to have complications arising from lack of oxygen to vital organs.
Circulation (2007) 116: 2523–2524

- Patients undergoing major, non-cardiac surgery have a 1% risk of developing renal failure, according to US researchers. They studied more than 15,000 patients who had normal kidney function prior to their operation. After surgery, 121 patients developed acute renal failure.
Anesthesiology online (2007) 107: 892–902

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