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January 2008 Blog Posts (38)

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

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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… 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

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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… 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

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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… 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

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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… 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

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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… 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

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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… 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

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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… 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

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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… 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

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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,… 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

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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… 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

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In the weeks leading up to the 2007 International Stroke Conference, stroke imaging experts could have… 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

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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… 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

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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… 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

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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… 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

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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… 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

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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… 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

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Significant advancements have been made in the prevention and treatment of acute brain attack over the past few decades. Nevertheless, stroke is… 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

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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… 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

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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.… 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

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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… Continue

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

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