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Single shot spectral mammography

No imaging modality is infallible -- not even mammography, the golden standard for early detection of breast cancer. Particularly in women with dense breast tissue, the diagnostic quality of conventional mammography frequently suffers in terms of sensitivity and specificity. However, the evolution of digital systems has produced technologies that optimise sensitivity as well as specificity and…

High hopes for elastography

Dr Bill Svensson believes that elastography has the potential to improve diagnosis of breast cancer, reduce the number of false positives in the detection of the condition and also lead to fewer biopsies performed as accuracy of imaging improves further. This June he highlighted the potential of elastography and the developments in the imaging modality at two sessions at the United Kingdom…

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Molecular Imaging for Alzheimer’s Disease May Be Available in Hospitals Within One Year

Researchers the world over are advancing positron emission tomography (PET) as an effective method of early detection for Alzheimer’s disease, a currently incurable and deadly neurological disorder. Three studies presented at SNM’s 58th Annual Meeting are providing new insights into the development of Alzheimer’s disease while opening the door to future clinical screening and treatments.

New biomarkers allow for better diagnosis in multiple sclerosis

Biomarkers – mainly defined as surrogates serving as indicators for specific biological states – play an ever-increasing role in neuroscience and especially in the management of multiple sclerosis, scientists reported today at the 21st Meeting of the European Neurological Society (ENS) in Lisbon. In analyzing gene expression patterns, immunological changes and imaging abnormalities,…

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New MRI methodology revolutionizes imaging of the beating heart

Scientists of the Charité – Universitätsmedizin Berlin and the Max-Delbrück-Center for Molecular Medicine (MDC) Berlin-Buch have developed a highly efficient approach for imaging the beating human heart. The images produced in one of the world's most powerful MRI systems whose power is equivalent to 150.000 times the earth’s magnetic field are of a much higher detail than cardiac images…

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Treatment options for atrial fibrillation to prevent a stroke

Neurocardiology – especially atrial fibrillation (AF) – was the key topic during a press conference held during the 55th Annual Congress of the Germany Society for Clinical Neurophysiology and Functional Imaging (DGKN) this March. For good reason: Worldwide, there are around six million AF sufferers -- and it is one of the most common causes of stroke because this cardiac irregularity can…

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The 10th United Kingdom Radiology Congress

Delegates at the UKRC 2011 will examine who should deliver 21st century imaging services in the UK, when the relationship between radiologists and radiographers will be the focus of a keynote debate. The session ‘This house believes that radiologists have given up enough of their professional role to radiographers’ will also see delegates vote on this issue.

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Maxi value in a mini machine

At first glance you think it’s a futuristic washing machine, or maybe an oversized designer amplifier. Actually, you are looking at GE’s Optima* MR430s. This is not only a real eye-catcher because of its exceptionally compact design (ever, for an MR scanner) but also due to the system’s truly smart function and performance.

Tele-echocardiography identifies healthy though aged donor hearts

A Pisa-based team has established the Adonhers (Aged Donor Heart Rescue by Stress Echo) protocol and is using second-opinion stress tele-echocardiography to assess the condition of the heart from older donors. A key aspect of this was to raise the donor cut-off age limit from 55 to 65 years, where the stress echo screening on the candidate donor showed as normal.

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When the heart gives up

This April the 77th Annual Meeting of the German Cardiac Society (DGK) presented over 300 events with 1,800 speakers, covering the entire spectrum of cardiovascular diseases, from fundamental research to clinical routine. Professor Gerd Hasenfuss, Director of the Department of Cardiology and Pulmonology and Chair of the Heart Research Centre in Gottingen, particularly requested a focus on …

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Catheter-based valve surgery

Transcatheter valve implants (TAVI) have encouraged a new group of patients. Previously inoperable, they may now receive adequate treatment. Some centres report a success rate close to the conventional open surgical procedure. Naturally, the long-term outcome is still unclear. Holger Zorn reports.

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