''Screening heavy smokers with low-dose computer tomography (CT) instead of X-rays can reduce deaths from lung cancer by 20 percent, a massive US study released Thursday shows. Previous studies have shown that helical CT scanning can identify small ...'

''Dual x-ray absorptiometry (DEXA) more accurately predicts obesity than does body mass index (BMI), according to results of a study presented here at the American Association of Clinical Endocrinologists (AACE) 19th Annual Meeting and Clinical ...'

''Computer-aided detection (CAD) is increasingly being used in both screening and diagnostic mammography, according to a study. CAD software systems highlight and alert the radiologist of abnormal areas of density, mass or calcification on a digitized ...'

''A U.S. study suggests the use of computed tomography scans and magnetic resonance imaging might shorten the length of a person's hospital stay. Massachusetts General Hospital researchers led by Dr. Juan Carlos Battle said they also found the use of ...'

''A study published in the January issue of the American Journal of Roentgenology found that the image quality of multi-detector computed tomography (MDCT) scans can be significantly affected by patient characteristics such as ethnicity, body mass index ...'

''Nethra® Imaging, Inc. announced that NovaRay Medical and Triple Ring Technologies (TRT) have successfully developed a real-time X-ray imaging system using Nethra's Am2045' Massively Parallel Processor Array (MPPA) devices. The new system takes advantage ...'

''A team of researchers led by Massachusetts General Hospital (MGH) radiologists has developed a computed-tomography-based protocol that identifies both narrowing of coronary arteries and areas of myocardial ischemia - restricted blood flow to heart ...'

''Kidney cancer is a radiographic diagnosis which means treatment decisions are often made based on the findings of a solid mass on CT or MRI. Unfortunately these tests cannot distinguish the different types of kidney cancers which have variable risks. As ...'

''A report from a team of Massachusetts General Hospital (MGH) physicians calls into question the longstanding belief that pulmonary embolism (PE) - the life-threatening blockage of a major blood vessel in the lungs - is caused in trauma patients by a ...'