The jury's still out on airport body scanners
July 18, 2011 -- Debate continues over the safety of airport security scanners. Some observers remain concerned about the long-term consequences of a very large number of people being exposed to a likely extremely small radiation-induced cancer risk. Read More
iSi 2011: MRI advances in analysis of cardiac function
July 18, 2011 -- A leading European MR expert has stressed that late gadolinium enhancement imaging of the nonischemic heart continues to show promise in differential diagnosis, both as a prognostic outcome predictor when disease is already established and as a guide to therapeutic decisions. Read More
Spine x-rays advised for advanced prostate cancer patients
July 18, 2011 -- Physicians prescribing androgen-deprivation therapy for their patients with advanced prostate cancer should also order a lateral thoracolumbar x-ray exam. This helps identify men at risk of treatment-induced fracture, according to an article published in the August issue of the Journal of Urology. Read More
iSi 2011: 3T MRI provides answers in knee disorders
July 15, 2011 -- A key benefit of 3-tesla MRI is that it enables doctors to visualize and recognize ligaments in the knee and the smaller joints, such as the posterolateral corner, according to a presentation at the recent International Symposium on State-of-the-Art Imaging (iSi 2011) in France. Read More
Worldwide mammo image quality varies, can be improved
July 14, 2011 -- Poor mammography image quality was found at several centers in a prospective, 17-country study by Serbian researchers published in the European Journal of Radiology. However, simple corrective actions such as cleaning screens can result in large improvements, they found. Read More
Better workload measurements can enhance radiology's status
July 13, 2011 -- The myth persists among some clinicians and administrators that radiologists are an occasionally useful adjunct to the activity of so-called real doctors and are in no way central players in patient care, according to a senior Irish radiologist. Read More
Fuji's 3D mammo technology challenges tomosynthesis
July 13, 2011 -- Fujifilm Medical Systems Europe plans to introduce a 3D viewing system for its Amulet mammography system in the autumn. It will be unveiled in October at les Journées Françaises de Radiologie in Paris. An upgrade to the vendor's workstation will be introduced in November at the RSNA meeting in Chicago. Read More
What MRI can (and can't yet) do for cardiac imaging
July 12, 2011 -- MRI opens a window into heart disease that is more specialized and more powerful than other imaging methods. Still, many of MRI's best diagnostic tools remain clumsy and time-consuming, its images burdened by artifacts, and its results unproven, said a presenter at an MRI symposium in Berlin. Read More
Imaging establishes important role in gunshot injuries
July 12, 2011 -- Plain radiography and CT are the most commonly used modalities for imaging of gunshot wounds, but angiography and MRI are playing an increasing role, according to research presented at the 2011 U.K. Radiological Congress in Manchester. Read More
Perfusion CT can help assess coronary artery disease
July 12, 2011 -- CT angiography has carved out a niche in heart imaging thanks to its ability to display cardiac morphology. But German researchers think it could have a role to play in functional imaging as well with the use of a dynamic CT perfusion technique they've developed that measures myocardial blood flow. Read More
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