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May 2008 Blog Posts (142)

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Multiframe algorithm addresses image integrity

May 14, 2008 Multiframe algorithm addresses image integrity Douglas Page -------------------------------------------------------------------------------- Most schemes that address medical image integrity and authenticity deal only with single frame images and lack satisfactory solutions for multiframe modalities. Recent work in Brazil achieves viable integrity of n-frame medical images, such as x-ray angiography or intravascular ultrasound. "We offer a way for the physician to know whether the… Continue

Added by Diagnostic Imaging on May 14, 2008 at 10:30pm — No Comments

MRI predicts prostate cancer prognosis

May 14, 2008 MRI predicts prostate cancer prognosis H. A. Abella -------------------------------------------------------------------------------- Researchers in San Francisco have found that MR imaging can accurately predict recurrence and development of metastatic disease in patients who are about to undergo radiation therapy for prostate cancer. Study findings suggest a stronger role for MRI in the management of the condition. Nearly 200,000 new cases of prostate cancer will be diagnosed in… Continue

Added by Diagnostic Imaging on May 14, 2008 at 10:30pm — No Comments

Morphology sorts out benign and malignant lesions in pancreas

May 14, 2008 Morphology sorts out benign and malignant lesions in pancreas Shalmali Pal -------------------------------------------------------------------------------- Cystic lesions of the pancreas tend to be a phenomenon of aging. By and large, these lesions are benign, but sorting out the small number that have potential for malignancy is important. Dr. R. Brooke Jeffrey, chief of abdominal imaging at Stanford University, shared his approach to incidental small pancreatic cystic lesions at… Continue

Added by Diagnostic Imaging on May 14, 2008 at 10:30pm — No Comments

FDA eases black box restrictions for ultrasound contrast media

May 14, 2008 FDA eases black box restrictions for ultrasound contrast media James Brice -------------------------------------------------------------------------------- The FDA has eased off on stringent black box warnings that greatly restricted use in the U.S. of microbubble ultrasound media during echocardiography. An online edition of the Wall Street Journal reported May 13 that the FDA had lowered a ban against the use of Definity, formerly sold by Bristol-Myers Squibb, and Optison, a… Continue

Added by Diagnostic Imaging on May 14, 2008 at 10:30pm — No Comments

FDA clears GE’s new CT scanner

May 14, 2008 FDA clears GE’s new CT scanner Greg Freiherr -------------------------------------------------------------------------------- As the exhibit floor at the Stanford International Symposium on Multidetector-Row CT was ready to open May 13, GE booth managers strategically placed signs announcing the FDA clearance of its new LightSpeed CT750 HD atop displays of the scanner's components. Word of the FDA decision arrived just the day before the floor opened. Regulators approved all claims… Continue

Added by Diagnostic Imaging on May 14, 2008 at 10:30pm — No Comments

Dual-energy CT catches subtleties of pancreatic masses

May 14, 2008 Dual-energy CT catches subtleties of pancreatic masses Shalmali Pal -------------------------------------------------------------------------------- Faster and better visualization are the main reasons to use dual-energy CT for the assessment of pancreatic masses, according to a presentation at the Stanford International Symposium on Multidetector-Row CT in Las Vegas. Dr. Anno Graser, currently a fellow in the radiology department at New York University Medical Center, outlined the… Continue

Added by Diagnostic Imaging on May 14, 2008 at 10:30pm — No Comments

Siemens showcases dual energy software, applications

May 14, 2008 Siemens showcases dual energy software, applications Greg Freiherr -------------------------------------------------------------------------------- Siemens Healthcare cast its dual-source CT scanner Somatom Definition as the clinical pioneer of multienergy scanning, presenting its Optimum Contrast software as the means for improving dual-energy images created using injected contrast agents. Image optimization algorithms process data obtained at different energy levels — 80 kVp to… Continue

Added by Diagnostic Imaging on May 14, 2008 at 9:30pm — No Comments

Will an mGy (milligray) a day keep the doctor away?

May 13, 2008 Will an mGy (milligray) a day keep the doctor away? Shalmali Pal -------------------------------------------------------------------------------- When it comes to radiation dose, the news media, and the general public by extension, zero in one aspect only: risk, risk, and more risk. But what about any potential positive effects of exposure to ionizing radiation? In a talk at the Stanford MDCT symposium in Las Vegas, Cynthia McCollough, Ph.D., took on the task of scientifically… Continue

Added by Diagnostic Imaging on May 13, 2008 at 9:30pm — No Comments

Ultrasound could precede CT in acute appendicitis diagnosis

May 13, 2008 Ultrasound could precede CT in acute appendicitis diagnosis H. A. Abella -------------------------------------------------------------------------------- Color Doppler sonography should be the first imaging modality for triage of adult patients with suspected acute appendicitis, according to a study from Israel. Findings suggest CT should complement the examination, and only in selected cases. Acute appendicitis is a common finding in emergency rooms worldwide that indicates urgent… Continue

Added by Diagnostic Imaging on May 13, 2008 at 9:30pm — No Comments

Toshiba showcases Vegas-based AquilionOne

May 13, 2008 Toshiba showcases Vegas-based AquilionOne Greg Freiherr -------------------------------------------------------------------------------- Attendees of the International Symposium on Multidetector-Row CT will get a chance to visit a clinical installation of Toshiba's new 320-channel CT scanner at the nearby Nevada Imaging Centers in Las Vegas. The scanner, whose 16-cm wide area detector covers whole organs and records dynamic functions in the brain and heart, is the first AquilionOne… Continue

Added by Diagnostic Imaging on May 13, 2008 at 9:30pm — No Comments

GE unveils new premium performance CT

May 13, 2008 GE unveils new premium performance CT Greg Freiherr -------------------------------------------------------------------------------- GE Healthcare unveiled a new flagship CT scanner May 13 at the International Symposium on Multidetector-Row CT in Las Vegas. As the show opened, GE executives were hoping for the arrival of clinical images from Froedtert Hospital in Milwaukee, where engineers last week were still installing the new LightSpeed CT750 HD (high definition). …

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Added by Diagnostic Imaging on May 13, 2008 at 9:30pm — No Comments

Radiologist salary falls per Auntminnie!

Check out the latest research by Auntminnie.com. By report, radiologist salaries fell in 2008 when compared to 2007. To go to their radiology salary report click on the link here:

http://www.auntminnie.com/index.asp?Sec=sup&Sub=imc&Pag=dis&ItemId=81063&wf=2511&d=1

Added by radRounds Radiology Network on May 13, 2008 at 5:40pm — 1 Comment

Wow - OsiriX will host a training course at Apple Headquarters! Check out this unique opportunity.

OsiriX Training Course - 12/13 Sept 2008 - Cupertino, USA

The first hands-on OsiriX Training Course is organized to be held at Apple headquarters in Cupertino. The two-day course will be given by the

OsiriX development team from Geneva with a special attention to

providing appropriate training for physicians and radiologists who want

to use the software for their clinical practice. Given…

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Added by radRounds Radiology Network on May 13, 2008 at 5:30pm — No Comments

Whole-body MSCT does ‘triple rule-out’ of head and neck injuries

May 12, 2008 Whole-body MSCT does ‘triple rule-out’ of head and neck injuries H. A. Abella -------------------------------------------------------------------------------- Whole-body multislice CT can accurately diagnose musculoskeletal, vascular, and brain injuries in patients with blunt head and neck trauma without additional neck MSCT angiography, according to University of Maryland researchers. Blunt cerebrovascular injuries can lead to stroke or lethal episodes. Lesions include… Continue

Added by Diagnostic Imaging on May 12, 2008 at 9:30pm — No Comments

ISMRM welcomes radiologists to 21st-century radiology

May 12, 2008 ISMRM welcomes radiologists to 21st-century radiology James Brice -------------------------------------------------------------------------------- We are already eight years into the New Millennium. The Y2K crisis is a distant memory, and debate about whether the new century actually began in 2000 or 2001 is far behind us. Yet the fact that we somehow crossed a great divide back in '00 finally sank in during the 2008 International Society for Magnetic Resonance in Medicine meeting… Continue

Added by Diagnostic Imaging on May 12, 2008 at 9:30pm — No Comments

Emergency triage uses portable ultrasound to spot pulmonary embolism

May 12, 2008 Emergency triage uses portable ultrasound to spot pulmonary embolism Wendy Despain -------------------------------------------------------------------------------- Portable ultrasound in the emergency room can identify pulmonary embolism in patients having difficulty breathing, allowing for prompt treatment. Dr. Nicolas Mansencal from the cardiology department at the University Hospital Ambroise Paré in Paris and colleagues from hospitals around France studied 76 patients with… Continue

Added by Diagnostic Imaging on May 12, 2008 at 9:30pm — No Comments

For all your "poor MDs": Great site for radiologists and residents for financial advice!

We just came across a great site that provides highly useful information for residents, medical students, and even beyond--for the education of those in healthcare in the matters of money.



The site is called "PoorMD" by James, a radiology resident! Smart in multiple respects, not only in clinical skills. Visit his site--it provides alot of great tips and insights.



Poor MD: Money $marts for M.D.'s (aka "Money Dummies")



"If you aced your SAT's, smoked the… Continue

Added by radRounds Radiology Network on May 12, 2008 at 1:55am — No Comments

Tenth annual symposium bets on Vegas

May 9, 2008 Tenth annual symposium bets on Vegas By Shalmali Pal Excitement is never in short supply in Las Vegas. But a new session at the 2008 Stanford International Multidetector-Row CT Symposium may give the casinos, cocktail lounges, and Canadian circus acts a run for their money. "I am excited about a new feature we are introducing to the meeting this year, entitled 'Case Conference with the Professor,' said Dr. Geoffrey Rubin, program cochair. "This will offer a learning experience that… Continue

Added by Diagnostic Imaging on May 9, 2008 at 10:00pm — No Comments

Siemens casts Tim as its unifying thread

May 9, 2008 Siemens casts Tim as its unifying thread Greg Freiherr -------------------------------------------------------------------------------- Above and around the Siemens Healthcare booth at the ISMRM meeting, the message "pushing the boundaries of MR" was as clear as it could be. The theme was driven home by pennants featuring iconic reconstructions of athletes into whole-body 2D renditions of muscles and organs. How the company pushes these boundaries, however, had been more subtext… Continue

Added by Diagnostic Imaging on May 9, 2008 at 10:00pm — No Comments

Report from ISMRM: Ultrahigh-field MRI improves characterization of multiple sclerosis

May 9, 2008 Report from ISMRM: Ultrahigh-field MRI improves characterization of multiple sclerosis James Brice -------------------------------------------------------------------------------- Diagnostic power and field strength go hand in hand when it comes to evaluating multiple sclerosis. It is no secret among board-certified radiologists that 1.5T MRI misses many MS-related white-matter lesions found during postmortem histology. It is unable to characterize much gray matter pathology at all.… Continue

Added by Diagnostic Imaging on May 9, 2008 at 10:00pm — No Comments

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