Clinical News: Page 1051

Iterative reconstruction shines in CT dose reduction

By Eric Barnes

A new iterative reconstruction program permits the acquisition of high-quality body CT angiography images using about half the dose of filtered back projection imaging, a study in European Radiology concludes.

August 28, 2011

3D measurements of knee offer hope in osteoarthritis

By Erik L. Ridley

Austrian researchers are convinced that quantitative 3D measurements of meniscal position on MRI may lead to a better understanding of knee pain in patients with osteoarthritis. They published their findings online in European Radiology on 14 August.

August 28, 2011

Breast IORT doesn't change pain levels

By AuntMinnieEurope.com staff writers

Women with breast cancer whose treatment includes radiotherapy may experience persistent pain. Intraoperative radiotherapy (IORT) treatment does not seem to either increase or decrease this risk, according to a study published online on 23 August in the journal Breast.

August 25, 2011

SuperSonic debuts UltraFast Doppler at WFUMB

By AuntMinnieEurope.com staff writers

French ultrasound technology firm SuperSonic Imagine has unveiled its new UltraFast Doppler technology at the World Federation for Ultrasound in Medicine and Biology (WFUMB) congress in Vienna.

August 25, 2011

WFUMB: Elastography transforms hepatic imaging

By David Zizka

Acoustic radiation force impulse is a new elastographic method that allows rapid assessment of liver fibrosis that seems free of adverse events, is comfortable for the patient and sonographer, and has a mean duration of around five minutes, according to a scheduled presenter at the World Federation for Ultrasound in Medicine and Biology congress.

August 25, 2011

WFUMB: Ultrasound assists in inflammatory bowel disease

By David Zizka

Contrast-enhanced ultrasound is the most sensitive method for detecting even minor bowel blood flow, a relevant sign for inflammatory bowel disease, and is more powerful than ultrasound alone for characterizing inflammatory masses, according to a scheduled presenter at the World Federation for Ultrasound in Medicine and Biology congress.

August 25, 2011

Physicians remain ignorant of radiation exposure, study finds

By Cynthia E. Keen

How well-informed are physicians with respect to their knowledge of radiation dose? Not very, according to a U.K. study published in the August issue of Clinical Radiology. Doctors in Oxford and South Wales completed questionnaires estimating radiation dose and didn't do so well.

August 25, 2011

ISRRT to recognize dose reduction

By AuntMinnieEurope.com staff writers

Entries are now being accepted for the second annual DoseWise Radiographer of the Year Award competition, put on by Philips Healthcare parent Royal Philips Electronics and the International Society of Radiographers and Radiological Technologists (ISRRT).

August 24, 2011

X-ray-guided procedures can have protective cellular effects

By Becky McCall

Chronic exposure to low-dose radiation may have clear biological and biochemical effects that represent a cellular protective response to harmful radiation, according to a paper published in this week's European Heart Journal that examined the impact of exposure on interventional cardiologists.

August 24, 2011

Ovarian cysts may not lead to cancer: study

By Reuters Health

NEW YORK (Reuters Health) - Finding ovarian cysts on an ultrasound scan isn't a cancer sentence for women who are middle-aged and older, a new U.K. screening study suggests. Women with so-called "inclusion cysts" weren't at higher risk for ovarian cancer or, for that matter, breast or endometrial tumors, researchers found.

August 24, 2011

Cardiac arrest strikes young and old athletes alike

By Reuters Health

NEW YORK (Reuters Health) - New research from France suggests that young, competitive athletes account for only a fraction of sports-related cardiac arrests, in which the heart stops beating without warning. Rather, most cardiac arrests may happen in adult men playing recreational sports, the study found.

August 24, 2011

Researchers cut CT dose for nodule follow-up

By Eric Barnes

For surveillance of previously detected lung nodules, CT radiation dose can be cut to approximately 3% of the original exam dose, concludes a new study in the September edition of the American Journal of Roentgenology.

August 24, 2011

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