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May 2008 Blog Posts (142)

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Emphasis shifts from detection to diagnosis

May 1, 2008 Diagnostic Imaging. Emphasis shifts from detection to diagnosis Breast imaging, lung cancer assessment, and liver intervention tools will all benefit from advances Paula Gould -------------------------------------------------------------------------------- Computer-aided detection and diagnosis tools continue to advance and could at some point become superior to radiologists, presenters from Germany said during a special session at the European Congress of Radiology in Vienna in… Continue

Added by Diagnostic Imaging on May 1, 2008 at 9:00pm — No Comments

Dual-source CT lowers barriers to comprehensive exam

May 1, 2008 Diagnostic Imaging. Dual-source CT lowers barriers to comprehensive exam James Brice -------------------------------------------------------------------------------- Innovative cardiovascular imagers are driving CT toward a golden era when a single comprehensive imaging exam can answer all the essential questions to diagnose and characterize coronary artery disease and then recommend appropriate treatment. Dr. Balázs Ruzsics and colleagues at the Medical College of South Carolina… Continue

Added by Diagnostic Imaging on May 1, 2008 at 9:00pm — No Comments

Don't skimp on better management in DRA era

May 1, 2008 Diagnostic Imaging. Don't skimp on better management in DRA era Value of a skilled manager to flailing practice increases just when times get toughest BY STEVEN R. RENARD -------------------------------------------------------------------------------- Declining reimbursements in outpatient diagnostic imaging pose significant challenges for center operators across the county. What was once a fairly easy business to operate has in many ways become a challenge, especially during the… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:30pm — No Comments

Display technology advances hold promise for radiology

May 1, 2008 Diagnostic Imaging. Display technology advances hold promise for radiology BY DAVID HIRSCHORN, M.D., AND KEVIN CONWAY -------------------------------------------------------------------------------- As display technology evolves, radiology departments are presented with a growing variety of PACS displays with increased brightness, sharper contrast, and improved calibration capability. Two developments on their way to the consumer market are likely to offer significant potential… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:30pm — No Comments

Diffusion tensor imaging lines up unique view of muscles

May 1, 2008 Diagnostic Imaging. Diffusion tensor imaging lines up unique view of muscles Early studies correlate structure and function, with potential to guide injury management and disease therapy planning Karen Sandrick -------------------------------------------------------------------------------- Diffusion tensor imaging at 1.5T MRI just was not practical. While MRI at 1.5T could generate diffusion tensor maps, it required lengthy scan times to get resolution decent enough to eliminate… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:30pm — No Comments

Universal coverage may mean practice changes

May 1, 2008 Diagnostic Imaging. Universal coverage may mean practice changes Side effects could cut two ways as utilization goes up and reimbursement goes down BY KIRK REINITZ, CPA -------------------------------------------------------------------------------- It's not too early to look ahead to 2009 and beyond, at least not during an election year in which healthcare financing reform is a major issue. Trying to predict who the next president will be would be a gamble. Much safer is the bet… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:00pm — No Comments

Teamwork and preparation create effective reading room

May 1, 2008 Diagnostic Imaging. Teamwork and preparation create effective reading room Creative thinking and full representation in the design process help avoid common pitfalls when it's time for new PACS implementation BY BRUCE SILVER, M.D., AND KENNETH JOHNSON -------------------------------------------------------------------------------- Numerous studies have shown that poorly designed reading rooms reduce radiologists' productivity, contribute to reporting errors, and increase… Continue

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SPECT software comparison uncovers inconsistencies

May 1, 2008 Diagnostic Imaging. SPECT software comparison uncovers inconsistencies Quantitative variances in cardiac lead investigator to call for use of a single package over time -------------------------------------------------------------------------------- Most interpreters of cardiac SPECT use any of three software packages provided by vendors of gamma cameras and PACS: the Quantitative Gated SPECT algorithm from the Cedars-Sinai Medical Center, Emory Cardiac Tool Box from Emory… Continue

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Dayhawk teleradiology phenomenon unsettles radiology market

May 1, 2008 Dayhawk teleradiology phenomenon unsettles radiology market Douglas Page -------------------------------------------------------------------------------- The commercial success of nighthawk teleradiology services has spawned an emerging dayhawk teleradiology market. The process is generating a new menace to conventional radiology groups. "The new dayhawk market threatens the very existence of not just some radiologists' lifestyles but even their jobs," said Dr. Giles W. L. Boland,… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:00pm — No Comments

CT installed base can handle demand for colon cancer screening

May 1, 2008 CT installed base can handle demand for colon cancer screening H. A. Abella -------------------------------------------------------------------------------- A University of Wisconsin study has found that U.S. hospitals and outpatient clinics have enough excess multislice CT capacity to handle an expected increase in demand for CT screening colonography without adding new equipment. Thousands of CT scanners are used daily for a wide range of medical applications. Results of large… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:00pm — No Comments

CT industry prepares for 2008 rebound after last year's rout

May 1, 2008 Diagnostic Imaging. CT industry prepares for 2008 rebound after last year's rout -------------------------------------------------------------------------------- Shrinking prices for 64-slice products offer bargains in market about to be transformed by new offers CT vendors had the worst year in recent memory in 2007, and this year was shaping up to be even worse. But that was before the Feds stepped in. Fearing recession, the Federal Reserve drastically cut short-term interest… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:00pm — No Comments

CT diagnoses un-bear-able condition

May 1, 2008 Diagnostic Imaging. CT diagnoses un-bear-able condition -------------------------------------------------------------------------------- It's no joke. Three-D volume-rendered CT reveals that Petra, a 13-year-old koala bear, has cryptococcosis, an infectious fungus associated with eucalyptus leaves, a key food source for koalas. Petra is the first bear of her kind to have the potentially fatal disease characterized tomographically. Imaging may lead to better treatment. It was… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:00pm — No Comments

CT colonography experts plan for growing demand

May 1, 2008 Diagnostic Imaging. CT colonography experts plan for growing demand American Cancer Society endorsement paves way for broad public acceptance of colon cancer screening -------------------------------------------------------------------------------- Academic radiologists who helped invent CT colonography are urging their community-based colleagues to gear up for a possible jump in public demand for CTC following the American Cancer Society's decision in March to add the procedure to… Continue

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Combined strategies lower pediatric CT radiation dose

May 1, 2008 Diagnostic Imaging. Combined strategies lower pediatric CT radiation dose -------------------------------------------------------------------------------- The combination of tube current modulation and bismuth shields during pediatric chest CT scanning can reduce radiation dose with a minimal impact on image quality, according to researchers from Duke University and the University of Arkansas. Although both techniques have been shown to effectively lower CT radiation dose, the… Continue

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Columnist explores impact of healthcare reform on your practice

May 1, 2008 Diagnostic Imaging. Columnist explores impact of healthcare reform on your practice -------------------------------------------------------------------------------- The phrase "thinking outside of the box" has been used enough that it has become a cliché. But it still manages to convey some meaning, and we've got a good example of such thinking in this issue. Kirk Reinitz, who contributes occasional practice management articles for us, has tackled the topic of healthcare reform and… Continue

Added by Diagnostic Imaging on May 1, 2008 at 8:00pm — No Comments

Coding sphinxes rain down curses

May 1, 2008 Diagnostic Imaging. Coding sphinxes rain down curses New regulations rule out common sense in overzealous attempt to rein in overutilization BY ERIC TREFELNER, M.D. -------------------------------------------------------------------------------- "Dr. Zahi Hawass, we are so thrilled that, as Secretary-General of the Supreme Council of Antiquities of Egypt, you have chosen our ultrahigh-tech CT scanner to look inside King Tut for new clues. Our CT tech Dave, just back from… Continue

Added by Diagnostic Imaging on May 1, 2008 at 7:30pm — No Comments

Case of the Month

May 1, 2008 Diagnostic Imaging. Case of the Month -------------------------------------------------------------------------------- CLINICAL HISTORY A 58-year-old man with a chief complaint of diarrhea underwent radiographic examination of the chest and abdomen. FINDINGS Figure 1. Numerous well-defined, bilateral, ovoid sclerotic foci within the epiphysis and metaphysis of the proximal femurs and within the acetabulum. Figure 2. Multiple well-defined, bilateral, ovoid, sclerotic foci within the… Continue

Added by Diagnostic Imaging on May 1, 2008 at 7:30pm — No Comments

CAD provides value in spotting difficult 'flat' colonic lesions

May 1, 2008 Diagnostic Imaging. CAD provides value in spotting difficult 'flat' colonic lesions Ability of sensitivity and filter settings to increase likelihood of finding subtle cancer must be balanced against greater number of false positives John C. Hayes -------------------------------------------------------------------------------- Computer-aided detection may have a role in helping radiologists spot hard-to-find flat lesions on CT colonography, according to a pair of studies presented… Continue

Added by Diagnostic Imaging on May 1, 2008 at 7:30pm — No Comments

CAD gains ground on pulmonary embolism

May 1, 2008 Diagnostic Imaging. CAD gains ground on pulmonary embolism H. A. Abella -------------------------------------------------------------------------------- Computer-aided detection may lend an extra punch to the diagnosis of pulmonary embolism with multislice and dual-energy CT scanners. Studies by French and German researchers have shown it helps detect small, hard-to-spot clots lodged in the lungs' periphery. Multislice CT angiography has become the diagnostic standard in pulmonary… Continue

Added by Diagnostic Imaging on May 1, 2008 at 7:30pm — No Comments

Brain stays cool as jazz man jams

May 1, 2008 Diagnostic Imaging. Brain stays cool as jazz man jams -------------------------------------------------------------------------------- To the listener, jazz improvisation is an aural flight of fancy, borne aloft by a musician's on-the-spot skill and imagination. But functional MRI results show the brain actually follows a grounded process of activation and deactivation during these spontaneous musical riffs, according to researchers from the National Institutes of Health and Johns… Continue

Added by Diagnostic Imaging on May 1, 2008 at 7:30pm — No Comments

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