(July 13, 2011 - Insidermedicine) From Philadelphia - A new report published in the New England Journal of Medicine identifies a new approach to treating early stage prostate cancer. Studying nearly 2000 men with low-intermediate risk prostate cancer for over 9 years, researchers found that treatment with short term hormone therapy in combination with radiation therapy raised 10 year survival rate from 57% to 62%.   From New York - An ultrasound of the heart may help predict heart attack risk in HIV patients, according to a report published in Circulation:Cardiovascular Imaging. Studying over 300 HIV patients, researchers found that risk of heart attack was strongly connected to abnormal findings on a  stress echocardiography test. And finally, from the Netherlands - The H1N1 vaccine is not associated with Guillan-Barre syndrome, according to a report published in the British Medical Journal. European researchers examined 104 cases of Guillan-Barre syndrome during the 2009 H1N1 pandemic. After adjusting for risk factors, researchers found no association between vaccination and the syndrome.