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Radiation exposure varies widely during 64-slice cardiac CT

February 3, 2009 Diagnostic Imaging. By James Brice An international clinical trial involving 50 healthcare facilities and nearly 2000 patients has found that physicians often do not apply available dose reduction strategies in procedures, resulting in a wide variation in radiation exposure. Investigators involved in the Prospective Multicenter Study on Radiation Dose Estimates of Cardiac CT Angiography in Daily Practice I study (PROTECTION I) were encouraged by the median 12-mSv effective dose… Continue

Added by radRounds Radiology Network on February 3, 2009 at 10:00pm — No Comments

PET/CT in the evaluation of colorectal carcinoma (Featured Article from Applied Radiology)

radRounds Presents Feature Article from Applied Radiology: PET/CT in the evaluation of colorectal carcinoma

Visit Applied Radiology Site for Full Article

Abstract: Positron emission tomography (PET) combined with computed tomography (CT) has improved the evaluation of colorectal cancer in terms of staging, restaging, assessing…

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Added by radRounds Radiology Network on February 3, 2009 at 10:00pm — No Comments

Virtual Radiologic Corporation (VRC) will present at UBS Global Healthcare Services Conference - Live Webcast

radRounds (NEW YORK) - Virtual Radiologic Corporation, a leading global provider of teleradiology services, will be presenting at the UBS Global Healthcare Services Conference on Tuesday, February 10, 2009 at the Waldorf Astoria Hotel in New York, NY. Chief Executive Officer Rob Kill is scheduled to present at 12:00 pm Eastern Time.

A live webcast of the audio presentation can be accessed through the Investor Relations section of Virtual Radiologic's Web site at… Continue

Added by radRounds Radiology Network on February 2, 2009 at 10:56pm — No Comments

Edgy NSF article may have gone too far

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Edgy NSF article may have gone too far To the editor: I read with interest your article on nephrogenic systemic fibrosis and the “heavy collateral damage” that radiologists face due to the off-label uses of gadolinium agents and subsequent development of NSF in some patients (“Radiologists meet with heavy collateral damage,” December, page 23). While the points are largely difficult to dispute, I just want to note that there is a lot that we do… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:30pm — 1 Comment

CT angiography data offer new approach to perfusion stroke imaging

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 CT angiography data offer new approach to perfusion stroke imaging Perfused blood volume analysis results in CT stroke protocol that requires less time for imaging, lower dose of radiation, and smaller volumes of contrast BY DOMINIK MORHARD, M.D., MAXIMILIAN F. REISER, M.D., AND BIRGIT ERTL-WAGNER, M.D. Acute stroke is a medical emergency that is potentially treatable. Because "time is brain," however, the imaging workup must be fast and… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:30pm — No Comments

Clinicians identify tactics that minimize risk of NSF

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Clinicians identify tactics that minimize risk of NSF New York City hospitals using standard doses of gadolinium-based contrast media avoid new cases By James Brice Studies examining the clinical histories of patients who developed nephrogenic systemic fibrosis after treatment at distinguished teaching hospitals in New York City and Vienna suggest that gadoliniumbased contrast dose and post-MRI hemodialysis are keys to controlling the rare but… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:30pm — No Comments

Case of the Month

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Case of the Month FigureCLINICAL HISTORY A 44-year-old Asian man with a past medical history of left carotid artery stenosis presented to the emergency room with sudden onset of severe headache. An initial noncontrast head CT scan revealed acute hemorrhage within the left lentiform nucleus. CT angiography was subsequently performed for further evaluation. FINDINGS Axial CTA image at the level of the cavernous sinuses (Figure 1) demonstrates… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:30pm — No Comments

3D neuro imaging technique realizes Orwellian vision

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 3D neuro imaging technique realizes Orwellian vision University of California, San Diego scientists are developing a new imaging modality that will study the body/brain dynamics of humans engaged in normal activity. The Swartz Center for Computational Neuroscience at UCSD is creating the concurrent brain and body imaging modality MoBI (Mobile Brain/Body Imaging) under a four-year $3.4 million research grant from the U.S. Navy Office of Naval… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:30pm — No Comments

Three-D rivals at RSNA 2008 bump competition up a notch

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Three-D rivals at RSNA 2008 bump competition up a notch Enhanced thin-client systems and web viewers exemplify advanced visualization unveilings By Greg Freiherr -------------------------------------------------------------------------------- Competition among vendors hawking advanced visualization tools heated up on the RSNA 2008 exhibit floor with offerings from standard-bearer Vital Images and newcomers Ziostation and FiatLux Imaging, as… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:30am — No Comments

Study confirms: Digital mammo lengthens read time

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Study confirms: Digital mammo lengthens read time -------------------------------------------------------------------------------- Researchers at the University of Texas M.D. Anderson Cancer Center in Houston have confirmed what mammographers have long suspected: Digital screening mammograms may take twice as long to read as film. Dr. Tamara Miner Haygood and colleagues clocked four radiologists as they interpreted 268 digital and 189… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:30am — No Comments

Radiology gets sent off to the washhouse

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Radiology gets sent off to the washhouse Subspecialists, teleradiology practices, and insurance companies all join in splashing fun BY BRADLEY M. TIPLER, M.D. Dr. Tipler is a private-practice radiologist in Staunton, VA. He can be reached by fax at 540/332-4491 or by e-mail at btipler@medicaltees.com. -------------------------------------------------------------------------------- Two years ago, my 70-yearold father-in-law decided his… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:00am — No Comments

Proponents call proposed PET coverage ‘bittersweet'

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Proponents call proposed PET coverage ‘bittersweet' Researchers welcome CMS plan but share worries about its limitations, oncologic PET registry's future By H.A. Abella -------------------------------------------------------------------------------- A proposal to expand Medicare coverage of FDG-PET studies for cancer staging and restaging has elicited mixed reactions among proponents. Though some applaud the move, others, particularly PET… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:00am — No Comments

Interventional radiology offers refined approach to therapy

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 Interventional radiology offers refined approach to therapy Broadened applications in kidney, lung, and bone use MR imaging to guide electroporation and high-intensity focused ultrasound ablation BY SHAUN SAMUELS, M.D. Dr. Samuels is a course director of the International Symposium on Endovascular Therapy and an affiliate assistant professor of vascular and interventional radiology at the University of South Florida at Tampa.… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:00am — No Comments

International experts, cutting-edge technology impress RSNA newbie

February 1, 2009 Diagnostic Imaging. Vol. 31 No. 2 International experts, cutting-edge technology impress RSNA newbie BY DONNA DOMINO Ms. Domino is feature editor of Diagnostic Imaging. -------------------------------------------------------------------------------- As an experienced journalist but a neophyte to radiology, I went to Chicago with a healthy mixture of curiosity and trepidation. I had prepared for the RSNA sessions I was assigned to cover but wondered if the megatechnical… Continue

Added by Diagnostic Imaging on February 1, 2009 at 8:00am — No Comments

SIIM 2009 Resident Scholarship

Applications are being accepted for the SIIM 2009 Resident Scholarship. The deadline is March 2, 2009. The SIIM 2009 Resident Scholarship is available to all trainees (medical students, residents, and fellows) pursuing a career in radiology or medical imaging. Preference is given to radiology residents in the first half of their training. The Scholarship includes SIIM 2009 Annual Meeting registration and travel expenses, as well as a one-year SIIM membership. Applicants must submit a… Continue

Added by radRounds Radiology Network on January 31, 2009 at 2:00pm — No Comments

Report from SCMR: Salvage imaging offers fresh insight on benefits of heart therapy

January 30, 2009 Diagnostic Imaging. By James Brice Cardiac researchers assessing the benefits of revascularization therapies will operate a little less in the dark, thanks to salvage imaging, a new cardiac MR technique. Using T2-weighted pulse sequences, salvage imaging identifies the location and extent of edema that accumulates in the myocardium after an ischemic event such as myocardial infarction. The areas where edema accumulates correlate with heart muscle that is at risk for… Continue

Added by radRounds Radiology Network on January 30, 2009 at 7:30am — No Comments

radRounds Mobile Site Launches!

We have gone mobile! Check out our new radRounds Mobile website - a slim, mean, lean version of the site. It is optimized for Android and iPhone interfaces. Please let us know if you have any problems with the new website. Here is the address -- point all your mobile devices to:

http://www.radrounds.com/m

Added by radRounds Radiology Network on January 29, 2009 at 10:48pm — No Comments

Radiology Website Review: RadiologyQuality.com

We recently learned of a new website for radiologists who are interested in practice quality improvement. Check out this great website, RadiologyQuality.com On RQ, You will find radiology practice quality improvement projects... per their website, radiologists can do the following...

Who will this site help? * This site is for Radiologists undergoing Maintenance of Certification (MOC) by the… Continue

Added by Steven Chan MD on January 29, 2009 at 1:26am — No Comments

iPhone features Osirix on National Television! Check out their new iPhone Ad called "READ"

Check this out - Apple features its latest advertisement on national television entitled "Read." In the ad, the announcer says with the iPhone you can read anything... if you want to read restaurant reviews, there is an app for that... if you want to read an MRI, there is an app for that too!

iPhone Osirix… Continue

Added by radRounds Radiology Network on January 27, 2009 at 9:38pm — No Comments

Interventional Device Reviewers Wanted: $300 per Review

A paid consulting opportunity for all radRounds Members from our partner, WhichInterventionalDevice.com As per the WID team: "Now at just over a year old, we are expanding our review panel of radiologists. We would like to invite any of our interested members to join our international panel of reviewers. Reviews are easy to write and are based on the design and features of the device, what its like to use, ie. does it do what the manufacturer says it… Continue

Added by radRounds Radiology Network on January 25, 2009 at 8:00am — No Comments