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Premenopausal women with dense breasts reap benefits of digital mammography

January 31, 2008 Premenopausal women with dense breasts reap benefits of digital mammography University of North Carolina at Chapel Hill news service -------------------------------------------------------------------------------- An analysis of the multicenter results of the Digital Mammography Imaging Screen Trial has found that digital mammography outperforms conventional screen film mammography for women under 50 who have dense breasts. DMIST, sponsored by the American College of Radiology… Continue

Added by Diagnostic Imaging on January 31, 2008 at 6:00pm — No Comments

Clinicians press for more standard CD-ROMs

January 30, 2008 Clinicians press for more standard CD-ROMs Douglas Page -------------------------------------------------------------------------------- Some clinicians are so discouraged by nonstandard CD-ROMs generated at imaging centers they are calling on the radiology community to improve the way it tranfers imaging data to referring physicians. One leading oncologist, Dr. Douglas W. Blayney, medical director of the University of Michigan Comprehensive Cancer Clinic, told Diagnostic… Continue

Added by Diagnostic Imaging on January 30, 2008 at 6:30pm — No Comments

3T MRI improves diagnosis, management of knee osteoarthritis

January 30, 2008 3T MRI improves diagnosis, management of knee osteoarthritis H. A. Abella -------------------------------------------------------------------------------- An exam that combines 3T MR imaging with clinical assessment could speed up the management of patients with suspected degenerative arthritis of the knee. Disease biomarkers could be identified in half the time than is currently possible or less, according to researchers. Osteoarthritis affects at least 16 million patients in… Continue

Added by Diagnostic Imaging on January 30, 2008 at 6:00pm — No Comments

Copayments discourage women from receiving screening mammography

January 29, 2008 Copayments discourage women from receiving screening mammography Marjorie Preston -------------------------------------------------------------------------------- Experienced mammographers are concerned that managed care insurers increasingly require copayments and coinsurance fees for screening mammography. The trend is discouraging women from receiving the potentially life-saving imaging procedure. Dr. Amal Trivedi and colleagues at Brown University uncovered the pattern as… Continue

Added by Diagnostic Imaging on January 29, 2008 at 6:30pm — No Comments

Ultrasound could provide early diagnosis of respiratory distress syndrome

January 28, 2008 Ultrasound could provide early diagnosis of respiratory distress syndrome Wendy Despain -------------------------------------------------------------------------------- Lung ultrasound exams reliably detect respiratory distress syndrome in premature neonates and could be used as a radiation-free method for diagnosis and guidance for treatment. Respiratory distress syndrome occurs primarily in premature infants whose lungs haven't matured enough to produce surfactant, which… Continue

Added by Diagnostic Imaging on January 28, 2008 at 6:30pm — No Comments

SIIM announces educational efforts, new web pages

January 28, 2008 SIIM announces educational efforts, new web pages James Brice -------------------------------------------------------------------------------- The Society for Imaging Informatics in Medicine has expanded its educational efforts in imaging informatics, offering more resources to aid preparation for the American Board of Imaging Informatics certification examination for imaging informatics professionals. The launch in 2007 of the ABII IIP certification exam highlighted the need… Continue

Added by Diagnostic Imaging on January 28, 2008 at 6:30pm — No Comments

FDG-PET changes management for one in three cancer patients

January 25, 2008 FDG-PET changes management for one in three cancer patients H. A. Abella -------------------------------------------------------------------------------- Preliminary results from more than 20,000 patients in the National Oncologic PET Registry found that referring physicians changed their intended clinical management for more than one-third of cancer patients based on findings from FDG-PET. The NOPR was devised to confirm that FDG-PET is as efficacious in clinical practice as… Continue

Added by Diagnostic Imaging on January 25, 2008 at 6:30pm — No Comments

PDA-based teleradiology system debuts

January 24, 2008 PDA-based teleradiology system debuts Douglas Page -------------------------------------------------------------------------------- Current telemedical systems based on personal digital assistants are generally limited to access of patient medical records and basic image viewing. Such systems have as yet been unable to satisfy the image manipulation demands of teleradiology. That may change as the result of work at the University of Patras in Greece, where researchers recently… Continue

Added by Diagnostic Imaging on January 24, 2008 at 7:00pm — No Comments

MSCT boosts diagnosis of perforated appendicitis

January 24, 2008 MSCT boosts diagnosis of perforated appendicitis H. A. Abella -------------------------------------------------------------------------------- Japanese researchers have found the detection of an enhancement defect of the appendiceal wall using multislice CT allows accurate diagnosis of perforations of the inflamed appendix. CT has proved its worth in the management of appendicitis. Studies of appendiceal perforation using CT are infrequent, however, and restricted to… Continue

Added by Diagnostic Imaging on January 24, 2008 at 7:00pm — No Comments

Thrombolysis Proves Effective Outside the 3-Hour Window

January 23, 2008 Diagnostic Imaging. Thrombolysis Proves Effective Outside the 3-Hour Window Delayed treatment outcomes compare with early CT thrombolysis if diffusion-perfusion mismatch is present Dee Rapposelli -------------------------------------------------------------------------------- MRI-assisted thrombolysis is as good as and perhaps better than CT-assisted thrombolysis, and it may be particularly valuable for patients treated outside of the prescribed 3-hour treatment window after… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:30pm — No Comments

Researchers Strengthen Case for MRI as Acute Stroke Modality of the Future

January 23, 2008 Diagnostic Imaging. Researchers Strengthen Case for MRI as Acute Stroke Modality of the Future Prospective single-site study sets stroke community buzzing about performance of MR imaging versus unenhanced CT for triage of stroke type and severity Jordana Bieze Foster -------------------------------------------------------------------------------- In the weeks leading up to the 2007 International Stroke Conference, stroke imaging experts could have been preparing to debate such… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:30pm — No Comments

Perfusion adds clinical value to CT evaluation of stroke

January 23, 2008 Diagnostic Imaging. Perfusion adds clinical value to CT evaluation of stroke Research results promise to combine speed of CT and prognostic power of MR imaging in a single package James Brice -------------------------------------------------------------------------------- The National Institute of Neurological Disorders and Stroke (NINDS) study of MRI and CT for emergency stroke assessment1 redefined the roles of the 2 imaging modalities most relevant to the diagnosis and… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:30pm — No Comments

Penumbral Imaging Propels Trials Toward Wider Therapeutic Window

January 23, 2008 Diagnostic Imaging. Penumbral Imaging Propels Trials Toward Wider Therapeutic Window More than a decade after the last FDA approval for a stroke drug, vampire bat saliva navigates process using updated techniques Jordana Bieze Foster -------------------------------------------------------------------------------- It's been a long, frustrating 12 years since an acute stroke drug last won over the FDA, a time in which the percentage of eligible patients actually helped by the… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:30pm — No Comments

New tool facilitates fusion and visualization of multimodal studies

January 23, 2008 New tool facilitates fusion and visualization of multimodal studies Douglas Page -------------------------------------------------------------------------------- Multimodality visualization of pathologies is often preferable to single-modality studies, yet little research has been devoted to the fusion of registered multimodal imaging studies. Researchers at the Rochester Institute of Technology recently announced the availability of Fusion Viewer, a free solution for… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:00pm — No Comments

MRI's predictive value may depend on patient selection

January 23, 2008 Diagnostic Imaging. MRI's predictive value may depend on patient selection Severe stroke patients could see greatest benefit from additional imaging information Jordana Bieze Foster -------------------------------------------------------------------------------- It's one thing for acute stroke imaging to predict final infarct volume or a patient's risk of 90-day mortality. It's quite another for imaging to predict whether a patient will recover upper extremity dexterity or… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:00pm — No Comments

MRI of TIA faces barrier of therapeutic limitations

January 23, 2008 Diagnostic Imaging. MRI of TIA faces barrier of therapeutic limitations Screening tool may be ahead of its time, as results of recent trials fail to keep up with imaging advances Jordana Bieze Foster -------------------------------------------------------------------------------- A growing body of research indicates that MR diffusion-weighted imaging (DWI) can help predict risk of recurrent stroke in patients presenting with transient ischemic attack. But a lack of proven… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:00pm — No Comments

Guidelines Stimulate Explosive Growth of Certified Stroke Centers

January 23, 2008 Diagnostic Imaging. Guidelines Stimulate Explosive Growth of Certified Stroke Centers Many hospitals seek certification, but few offer comprehensive services needed to triage and treat the most severe cases Karen Sandrick -------------------------------------------------------------------------------- Significant advancements have been made in the prevention and treatment of acute brain attack over the past few decades. Nevertheless, stroke is still the third leading cause of… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:00pm — No Comments

DWI Shows Some Potential to Predict Post-TIA Stroke Risk

January 23, 2008 Diagnostic Imaging. DWI Shows Some Potential to Predict Post-TIA Stroke Risk Evidence of brain injury is most prevalent in patients with physical symptoms and long duration of symptoms Dee Rapposelli -------------------------------------------------------------------------------- An acute diffusion lesion is evident in one third of patients who have had a transient ischemic attack,1 and those patients may be at higher risk for stroke,2 according to a pair of studies presented… Continue

Added by Diagnostic Imaging on January 23, 2008 at 7:00pm — No Comments

Follow-up care of incidental brain findings draws criticism

January 22, 2008 Diagnostic Imaging. Follow-up care of incidental brain findings draws criticism C. P. Kaiser -------------------------------------------------------------------------------- The number of brain MR scans obtained in the clinical and research setting increases each year, as scanner equipment and scanning protocols become ever more sensitive to subtle abnormalities. Many of these incidental findings are low risk and do not need rigorous imaging follow-up. Researchers therefore… Continue

Added by Diagnostic Imaging on January 22, 2008 at 9:30pm — No Comments

FDA warning flummoxes ultrasound contrast trial

January 22, 2008 FDA warning flummoxes ultrasound contrast trial Notice catches AIUM off guard as both parties had agreed about noncardiac use of microbubble agents James Brice -------------------------------------------------------------------------------- Plans for a clinical trial designed to overcome long-standing regulatory obstacles to the general clinical use of ultrasound contrast media in the U.S. have been knocked off track by an FDA-mandated black box safety warning for two… Continue

Added by Diagnostic Imaging on January 22, 2008 at 9:30pm — No Comments

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