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November 2008 Blog Posts (124)

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Philips pursues reliability plus image, workflow gains

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Philips pursues reliability plus image, workflow gains By Robert Popilock Mr. Popilock is CT product manager for Philips Healthcare. Achieving accurate, consistent results— at the lowest dose, in the shortest time, when and where they are needed—has become a mandate from CT users and a central theme in the product development strategy at Philips CT. To this end, Philips CT has focused on reliability, image quality, dose efficiency, and… Continue

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Optical imaging discovers secret of baby's first words

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Optical imaging discovers secret of baby's first words A new study could explain why "papa" and "mama" are often a baby's first words: The human brain may be hard-wired to recognize certain repetition patterns. University of British Columbia postdoctoral fellow Judit Gervain and a team of researchers from Italy and Chile used optical brain imaging techniques to document brain activities of 22 newborns exposed to record-ings of made-up words.… Continue

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Online animation preps children for imaging tests

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Online animation preps children for imaging tests An interactive web cartoon titled "Welcome to the Radiology Center" teaches sick children what to expect before undergoing an MR, CT, or chest x-ray study. It also gives them a sense of mastery and adventure while enhancing compliance with the procedures. Developed by the Starlight Children's Foundation in Los Angeles with a grant from the Ronald MacDonald Foundation, the animation was… Continue

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Breast imaging shines among ultrasound advances

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Breast imaging shines among ultrasound advances Advances in automation and postprocessing pave way to vastly improved performance, productivity By Greg Freiherr Ultrasound will step into the politically charged environs of women's health and address the vagaries of today's financial challenges at this year's RSNA meeting. New products will promise diagnostic information to help clarify suspicious lesions found on screening mammograms. Workflow… Continue

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Vendors polish advanced apps with 3T platforms

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Vendors polish advanced apps with 3T platforms Breast imaging exemplifies clinical value of new developments, as modality bounces back By Greg Freiherr Mr. Freiherr is business editor of Diagnostic Imaging. MR vendors have been chipping away at new clinical applications for years. They have pointed to 3T as the means to expand routine practice in ways that are not routine, adding computing engines to handle the massive volumes of data that… Continue

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New staffers come up to speed just in time for RSNA meeting

November 1, 2008 Diagnostic Imaging. New staffers come up to speed just in time for RSNA meeting Diagnostic Imaging has welcomed two new staffers in recent weeks. They'll be stepping into the challenging world of the RSNA meeting later this month, participating in our 12th annual webcast of the meeting. Rebekah Moan moves into the position of deputy editor, a post formerly held by Shalmali Pal, who has become news editor for our sister publication, Oncology News International. …

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Musculoskeletal 3T imaging gains clinical acceptance

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Musculoskeletal 3T imaging gains clinical acceptance Improved resolution, efficiency, and other advantages over 1.5T imaging outweigh safety concerns and artifact challenges under 3T High-field MR imaging is rapidly gaining clinical acceptance as a preferred platform. Its impact on imaging of the musculoskeletal system has been dramatic, spurred in part by the increasing availability of 3T systems in clinical and academic settings and by… Continue

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Multislice CT and CAD bring new efficiencies to diagnosis

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Multislice CT and CAD bring new efficiencies to diagnosis Existing and potential applications can open doors to faster and better interpretations when minutes count in patient management By ANAND K. SINGH, M.D., HIROYUKI YOSHIDA, PH.D., AND DUSHYANT SAHANI, M.D. Computer-aided detection is gradually gaining acceptance in radiology and has become a major research focus in the past few years. The development of CAD with multislice CT has reached… Continue

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MRI spots anomalies in children with hearing loss

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 MRI spots anomalies in children with hearing loss Data from more than 200 children with sensorineural hearing loss suggest MRI tops CT for identifying soft-tissue defects associated with inner ear anomalies. Dr. John E. McClay and colleagues at the University of Texas Southwestern Medical Center at Dallas and Children's Medical Center Dallas analyzed the medical records of 227 children (average age 5.3 years) with a diagnosis of sensorineural… Continue

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MRA finds value in hydrocephalus interventions

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 MRA finds value in hydrocephalus interventions Imaging research from the University Medical Center Utrecht, the Netherlands, suggests that measuring with MRI the intracranial pressure of infants with progressive hydrocephalus helps physicians to determine the right time for surgical intervention. According to a study published in the Journal of Neurosurgery: Pediatrics (2008;2[3]:163-170), the clinical signs of raised intracranial pressure… Continue

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MR offers different option for pregnant appendicitis patients

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 MR offers different option for pregnant appendicitis patients CT and ultrasound lose ground as first-response modalities because of radiation concerns and lack of anatomical detail Diagnosing pregnant women suspected of appendicitis is tricky business. Often the enlarged uterus will displace the appendix, making it hard to find with ultrasound. Using CT because the physician can't see the appendix on ultrasound raises the issue of fetal… Continue

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Missed lung cancers carry medical, legal implications

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Missed lung cancers carry medical, legal implications Both chest radiography and CT interpretations fall prey to mistakes in decision making, poor visualization, and atypical appearance Missed lung cancers carry medical, legal implications Both chest radiography and CT interpretations fall prey to mistakes in decision making, poor visualization, and atypical appearance Missed lung cancer is a source of great concern among radiologists and an… Continue

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Innovation spurs novel nontraditional applications

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Innovation spurs novel nontraditional applications Ultrasound strengths make it a favorite alternative for initial assessments By Greg Freiherr The inherent strengths of ultrasound—low cost, wide availability, nonionizing radiation—make this modality a favorite to get the diagnostic ball rolling. Technological advances headed for the RSNA exhibit floor will give added impetus to its use, as engineers have tackled some of sonography's most… Continue

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In PACS, 15 years makes a world of difference

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 In PACS, 15 years makes a world of difference Retrospective examines things that have changed—or not—at Baltimore VA BY ELIOT SIEGEL, M.D. Dr. Siegel is chief of radiology and nuclear medicine at the VA Maryland Health Care System with the Baltimore VA Medical Center. Without much fanfare, the Baltimore VA Medical Center passed its 15-year milestone as the first filmless (with the exception of mammography) hospital on June 23, 2008. Instead of… Continue

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GE Healthcare seeks better image quality, lower dose

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 GE Healthcare seeks better image quality, lower dose High-definition imaging gets new detector technology for faster speed and greater afterglow performance By Gene Saragnese Mr. Saragnese is vice president and general manager of Global CT and Molecular Imaging for GE Healthcare. Our vision for the future of CT here at GE Healthcare revolves around one central question. If clinicians struggle to see anatomy or pathology, how can they make a… Continue

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Toshiba sets 'dynamic volume' as new CT frontier

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Toshiba sets 'dynamic volume' as new CT frontier Aquilion One scanner covers 16 cm to allow whole-organ images with temporal uniformity By Doug Ryan Mr. Ryan is senior director of the CT business unit for Toshiba America Medical Systems. Early CT systems delivered insights about the body’s anatomy that were previously impossible. The following generations of scanners provided new capabilities to cover more anatomical area and acquire volume… Continue

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GE Healthcare seeks better image quality, lower dose

November 1, 2008 Diagnostic Imaging. GE Healthcare seeks better image quality, lower dose BY GENE SARAGNESE Our vision for the future of CT here at GE Healthcare revolves around one central question. If clinicians struggle to see anatomy or pathology, how can they make a confident diagnosis? While today's coverage and temporal resolution in CT are more than adequate to handle most CT exams (80% are of the head, abdomen, or pelvis), better image quality and lower dose both benefit the patients… Continue

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Enterprise imaging unfolds as future direction of PACS

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Enterprise imaging unfolds as future direction of PACS By Douglas Page Mr. Page is a contributing editor to Diagnostic Imaging. The PACS market has changed. It is no longer just about the images. Over the past decade, hospitals have been the primary PACS consumers. The increase in imaging procedures measured against the decrease in the number of radiologists, however, has created a coverage crisis. Offsite reading and reliance on day and… Continue

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Elite medical facilities ban commercial support of CME

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Elite medical facilities ban commercial support of CME Restrictions for drug and device companies attempt to eliminate conflicts of interest in programs Stanford University has joined other high-profile medical schools and research institutions in severely restricting funding from pharmaceutical and device companies for continuing medical education programs—including programs for radiologists and radiology technologists. Under the new Stanford… Continue

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Dynamic breast MRI helps assess axillary nodes

November 1, 2008 Diagnostic Imaging. Vol. 30 No. 11 Dynamic breast MRI helps assess axillary nodes Dynamic contrast-enhanced MRI may be an alternative to invasive exploratory surgery for assessing lymph node status and determining if breast cancer patients require radiation treatment. A study from the Seattle Cancer Care Alliance and the University of Washington Medical Center found that certain kinetic parameters of breast cancer tumors can determine the presence and absence of cancer… Continue

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