RSNA 2010 News
Thyroid cancer risk from ped neck CT shouldn't be generalized
December 24, 2010 -- Questions regarding the potential risk of thyroid cancer for pediatric patients undergoing neck CT were on the minds of attendees at the recent 2010 RSNA meeting. Addressing those concerns were South Carolina researchers, who presented data on how to tailor dose and risk estimates to each patient.
Minimal-prep VC achieves high sensitivity in large cohort
December 21, 2010 -- Using both electronic cleansing and computer-aided detection, a large multicenter trial has shown high sensitivity for minimal-prep virtual colonoscopy. The minimal-prep approach is being closely watched for its potential to nudge more adults into colorectal cancer screening.
Variable CT pitch cuts contrast dose in graft assessment
December 20, 2010 -- When using CT to assess graft patency after coronary artery bypass graft surgery, employing a variable-pitch technique speeds scanning and reduces contrast dose by a third, Japanese researchers said in a presentation earlier this month at the RSNA meeting in Chicago.
US CAD boosts differentiation of focal liver lesions
December 17, 2010 -- Ultrasound computer-aided detection (CAD) technology can enhance the performance of radiologists in characterizing focal liver lesions on contrast-enhanced ultrasound, according to a study by Japanese researchers presented at the recent 2010 RSNA meeting.
Proton MR spectroscopy may be useful in diagnosing delirium
December 16, 2010 -- Researchers at the University of Iowa are using proton MR spectroscopy to assess brain abnormalities, shedding light on the development of delirium in bone marrow transplant patients, according to a study presented at this month's RSNA meeting.
Medicare paying for more diagnostic VC exams
December 15, 2010 -- Across the U.S., Medicare is paying for more diagnostic virtual colonoscopy exams and is issuing fewer reimbursement denials, according to a new study of U.S. data. However, the trend varies substantially by geographic region, researchers said in a presentation at this month's RSNA meeting in Chicago.
Industry vet Muduroglu moves Medicalis into workflow world
December 15, 2010 -- PACS industry veteran Oran Muduroglu is hoping lightning strikes a third time with his newest company, Medicalis. Armed with $20 million in new funding, Muduroglu is making workflow management a major part of the company's new focus, with the new direction launched at this month's RSNA show.
Sonoelastography predicts whether breast DCIS is invasive
December 13, 2010 -- Sonoelastography can predict before surgery whether women with ductal carcinoma in situ (DCIS) have an invasive form of the disease, according to a study by Korean researchers presented at the recent RSNA meeting in Chicago.
RSNA's quantitative reading room offers glimpse of future
December 10, 2010 -- This year's RSNA meeting featured the Quantitative Imaging Reading Room of the Future -- a dedicated zone where a steady stream of visitors heard expert presentations about and interacted with 23 exhibits of future IT technology that may well transform the specialty.
Imaging utilization growth hits the brakes
December 9, 2010 -- After a period of rapid increases in the first half of the decade, growth in diagnostic imaging utilization finally appears to be slowing in the U.S., according to a survey of Medicare databases that was presented at last week's 2010 RSNA meeting in Chicago.
Multitransmit MR improves lumbar spine imaging at 3T
December 9, 2010 -- Researchers at the University of Vermont in Burlington showed promising results of how parallel transmission (multitransmit) MRI at 3-tesla magnet strength can improve image quality in the lumbar spine by reducing shading and other dielectric effects.
Annual mammograms reduce mastectomy risk in younger women
December 6, 2010 -- CHICAGO - Annual mammograms appear to lower the risk of mastectomy in younger women, according to a U.K. study presented at the 2010 RSNA meeting. Researchers found that 22% of those who had a mammogram in the year prior to diagnosis had a mastectomy, compared with 52% who did not have an exam.
Brain MRI recommended for children with hydrocephalus
December 3, 2010 -- CHICAGO - Though CT is commonly used to monitor children with shunted hydrocephalus, it comes at a high radiation-dose price. MRI using rapid brain protocols can produce diagnostically acceptable results and eliminate the repeated exposure to CT radiation dose, researchers have found.
RSNA attendance up slightly this year
December 3, 2010 -- Preliminary attendance numbers for the 2010 annual RSNA meeting in Chicago show a slight increase over last year's conference.
Lung cancer outweighs breast cancer risk in chest CT
December 2, 2010 -- CHICAGO - Even in women, who face higher risks of cancer than men from chest CT scans, the risk of lung cancer far outweighs that of breast cancer, according to researchers from the Medical University of South Carolina in Charleston.
The 2010 PACSman Awards: Much ado about ...
December 2, 2010 -- CHICAGO - PACS consultant Michael J. Cannavo offers his unique look at this year's Radiological Society of North America show in the 2010 installment of the PACSman Awards.
Nonradiologists power musculoskeletal ultrasound growth
December 2, 2010 -- CHICAGO - Musculoskeletal ultrasound usage nearly quadrupled between 2000 and 2008, driven primarily by increased utilization by nonradiologists, according to a study presented Thursday at the 2010 RSNA meeting in Chicago.
Radiologists expand proactive dose safety efforts
December 2, 2010 -- CHICAGO - Experts involved in the use of ionizing radiation for diagnostic purposes -- clearly embracing a "better safe than sorry" approach -- outlined a series of measures aimed at reducing the potential risk of imaging studies causing cancer in patients.
Electronic stopwatch records critical results notification times
December 2, 2010 -- CHICAGO - Notifying ordering physicians of critical or unexpected findings can be time-consuming and inefficient. But how much time, exactly, is spent? A team at Baptist Memorial Hospital has created a stopwatch application that can record and quantify this valuable information.
Concurrent lung CAD equivalent to second read
December 2, 2010 -- CHICAGO - Reading lung CT scans concurrently with computer-aided detection (CAD) is much faster and about as accurate as first reading the images unaided, and then following up with CAD, concludes a study presented on Wednesday at the 2010 RSNA meeting.
Cancer risk from CT lower than previously estimated
December 2, 2010 -- CHICAGO - An analysis of more than 10 million Medicare records revealed that the risk of radiation-induced cancer from CT scans may be lower than previously estimated -- at least in the elderly, researchers reported at the RSNA 2010 meeting.
MRI screening effective for women with breast cancer history
December 2, 2010 -- A new study supports the use of breast MRI screening as an adjunct to mammography for women with a personal history of breast cancer, according to a presentation at this week's RSNA meeting in Chicago.
MRS helps diagnose traumatic brain disorder in athletes
December 2, 2010 -- MR spectroscopy (MRS) may help in the early detection of chronic traumatic encephalopathy (CTE), according to a study presented Wednesday at the RSNA 2010 meeting in Chicago.
Automated breast US system offers reproducible performance
December 1, 2010 -- CHICAGO - An automated breast ultrasound system can provide reproducible results in localizing, characterizing, and sizing breast masses, according to a presentation Wednesday at the 2010 RSNA meeting.
DBT on par with FFDM for detecting cancer, but challenges remain
December 1, 2010 -- CHICAGO - Digital breast tomosynthesis (DBT) is proving equivalent to full-field digital mammography (FFDM) in finding and identifying cancer. But challenges to clinical use remain, according to research presented Wednesday at the RSNA annual meeting.
FDG-PET shows prowess in PTLD diagnosis and management
December 1, 2010 -- CHICAGO - FDG-PET/CT is useful in the early diagnosis, follow-up, and management of post-transplant lymphoproliferative disease (PTLD), according to a University of Nebraska study presented Wednesday at the 2010 RSNA conference.
CT proves best in foiling cocaine smugglers
December 1, 2010 -- CHICAGO - The best way to detect illicit cocaine smuggling by body packing "mules" may be to perform CT scans of the suspects, reported a forensic radiologist at a 2010 RSNA press briefing in Chicago.
Toshiba touts CT dose reduction, MRI and US upgrades
December 1, 2010 -- CHICAGO - At this week's RSNA 2010 meeting in Chicago, Toshiba America Medical Systems is highlighting its ongoing work to reduce CT radiation dose. The firm is also touting upgrades within its ultrasound, MRI, and x-ray product lines.
CTA reveals African-Americans have more unstable plaque
December 1, 2010 -- CHICAGO - Using CT angiography (CTA), researchers have found that African-American patients have more noncalcified plaque in their coronary arteries than Caucasian patients. The study results were reported at the RSNA annual meeting being held this week in Chicago.
VC in Medicare patients doesn't lead to more imaging
December 1, 2010 -- CHICAGO - Older patients undergoing virtual colonoscopy do not require significantly more follow-up imaging than younger screening patients, concludes a new study from New York University School of Medicine in New York City.
Rads can help surgeons by changing MR shoulder tear descriptions
December 1, 2010 -- CHICAGO - Radiologists should describe superior and posterior labral lesions as fraying and/or tearing in their reports to surgeons, unless radiologists can clearly see a displaced tear, according to a study presented Monday at the RSNA annual meeting.
ACR/RSNA launch national Image Wisely campaign
November 30, 2010 -- CHICAGO - It's hard to miss the Image Wisely owls mingling at the RSNA show. The national campaign, which encourages radiology professionals to guard against inappropriate and/or excessive exposure of patients to radiation dose, launched on Sunday at RSNA 2010.
Breast CAD advances assessment of amorphous calcifications
November 30, 2010 -- CHICAGO - Computer-aided detection (CAD) technology can yield high sensitivity in detecting amorphous calcifications on full-field digital mammography images, according to research presented Tuesday at the 2010 RSNA meeting in Chicago.
Study finds surge in emergency department use of CT
November 30, 2010 -- CHICAGO - The use of CT in hospital emergency departments has increased at a higher rate than in other settings, which is bad news for associated radiation exposure, according to a study from Cincinnati Children's Hospital presented at the RSNA meeting.
MR, CT highlight roles of exercise, fat in osteoarthritis
November 30, 2010 -- CHICAGO - Researchers utilizing different imaging techniques determined that light exercise such as walking and bowling may protect people against developing osteoarthritis, while the location of fat in the body -- especially visceral or belly fat -- may contribute to the bone weakening seen in osteoarthritis.
GE debuts 3T MRI magnet, MBI scanner, PET/CT MRI, wireless DR
November 30, 2010 -- CHICAGO - A new 3-tesla MRI magnet, a molecular breast imaging (MBI) system, a hybrid PET/CT MR suite, and a wireless digital radiography (DR) detector are among the highlights in the booth of GE Healthcare at this week's RSNA meeting.
PEM more specific than MRI for presurgical breast cancer planning
November 30, 2010 -- CHICAGO - Positron emission mammography (PEM) is more specific than breast MRI for presurgical planning of the ipsilateral breast in women with breast cancer. And this specificity could mean fewer unnecessary biopsies, researchers report.
Uncertainty trumps riskiness in raising waiting room anxiety
November 30, 2010 -- CHICAGO - Women waiting to undergo a breast cancer biopsy suffer more anxiety than those waiting to undergo palliative cancer procedures, according to a study from Harvard Medical School presented at the RSNA meeting.
iPad holds up well for assessing tuberculosis
November 29, 2010 -- CHICAGO - Apple's iPad matched commercial-grade LCDs in evaluating for the presence or absence of tuberculosis, according to research from the University of Maryland presented Monday at the RSNA annual meeting.
DNA damage reduced at 320-slice coronary CTA
November 29, 2010 -- CHICAGO - Low-dose coronary CT angiography (CTA) delivered far less DNA damage than conventional coronary angiography, researchers from Berlin reported on Monday at the RSNA meeting's cardiac imaging sessions.
RSNA enlarges report template library, creates new website
November 29, 2010 -- CHICAGO - Pssst ... need some "best-practice" radiology reporting templates developed and used by experts in their fields? If so, the RSNA has a deal for you. During a Sunday presentation, it was announced that with the release of 30 new report templates, the RSNA's library will now contain more than 100 free templates.
Siemens sets RSNA pace with PET/MRI, FFDM, CT dose reduction
November 29, 2010 -- CHICAGO - A new hybrid PET/MRI scanner, as well as a recently cleared full-field digital mammography (FFDM) system and new CT dose-reduction packages, are pacing the RSNA launches in the booth of Siemens Healthcare of Malvern, PA.
Walking reduces Alzheimer's progression, 1.5-tesla MRI shows
November 29, 2010 -- CHICAGO - With the help of 1.5-tesla MRI, researchers at the University of Pittsburgh have found that walking 5 miles per week helps reduce the progression of mild cognitive impairment and Alzheimer's disease in adults already afflicted with the condition, according to a study presented today at the RSNA annual meeting.
Philips launches Ingenia MRI line, CT scanner at RSNA show
November 29, 2010 -- CHICAGO - Philips Healthcare is launching a new line of MRI scanners at this week's RSNA show. The company is also launching a new 128-slice CT scanner and PET/CT system, and is showing a hybrid PET/MRI scanner.
Automated PE protocol tool optimizes contrast use, image quality
November 29, 2010 -- CHICAGO - Individualized contrast media protocols can cut the use of contrast and the radiation dose while optimizing contrast attenuation for suspected pulmonary embolism (PE), according to South Carolina researchers who presented research on Sunday at the RSNA conference.
Preoperative breast MRI doesn't raise overall mastectomy rate
November 28, 2010 -- CHICAGO - Increased use of preoperative breast MRI does not raise the overall mastectomy rate, according to researchers from the University of Genoa in Italy -- good news as the modality comes under scrutiny as a tool for diagnosing and managing breast cancer in high-risk populations.
Premedication unhelpful for recurrent contrast reactions
November 28, 2010 -- CHICAGO - Patients with a history of reactions to contrast agents appear to do just as well without premedication for subsequent imaging tests instead of pretreating with antihistamines or steroids, researchers said on Sunday at the RSNA show.
FDG-PET/CT, MRI can help assess stem cell transplant response
November 28, 2010 -- CHICAGO - While FDG-PET/CT may be more suitable for early response detection of bone involvement after stem cell transplantation, whole-body MRI can be an "additional predictive marker" for long-term evaluation, according to a study presented Sunday at the RSNA annual meeting.
CAD boosts new readers in diagnosing stenosis on CCTA
November 28, 2010 -- CHICAGO - Computer-aided detection (CAD) software can improve the diagnosis of stenosis on coronary CT angiography (CCTA), although the level of performance gain varies by level of reader experience, according to research presented Sunday at the 2010 RSNA meeting in Chicago.
Decision-support software has practice-changing implications
November 28, 2010 -- CHICAGO - A state program using a clinical decision-support tool was described modestly today at the first scientific session on informatics. However, assuming that the statewide rollout is as successful as a pilot project that involved half of Minnesota's insured population, it may someday be regarded as a pioneer.
RSNA program slims down for 2010 show
November 5, 2010 -- Consider it a sign of the times: RSNA has removed presentation abstracts from the program guide for its 2010 meeting, enabling the society to produce a slimmed-down document that's in keeping with its goal of hosting a greener meeting.
Bill Clinton to speak at 2010 RSNA show
September 17, 2010 -- Former President Bill Clinton will be a featured speaker at the upcoming Radiological Society of North America (RSNA) meeting in Chicago, according to officials with the Oak Brook, IL, society.
RSNA 2010 Scientific and Educational Presentations
November 19, 2010 -- This year's RSNA 2010 scientific sessions reflect the energy that is driving innovation in interventional radiology, with topics ranging from breast biopsy with 3D digital breast tomosynthesis to CT-guided cryoablation for kidney lesions to a novel fusion imaging system for ablation of liver tumors.
November 18, 2010 -- Meaningful use will be the focus of healthcare informatics at this years RSNA conference with key topics ranging from radiation dose monitoring and critical results reporting systems to structured reporting templates and decision-support software.
November 17, 2010 -- At last year's RSNA meeting, practice management and economics sessions focused on quality improvement. This year, the hot topics include radiation safety, decision modeling, and how to thrive the challenging economic times ahead.
November 16, 2010 -- Hybrid anatomical/functional imaging, the role of FDG, and the development of new molecular imaging agents will be among the overriding themes in nuclear medicine and molecular imaging at this year's RSNA meeting in Chicago.
November 15, 2010 -- The ever-increasing role that advanced visualization technologies play in today's radiology practice will be fully evident at this year's RSNA meeting in Chicago. Those seeking to keep up on the latest developments in 3D and computer-aided detection (CAD) will find a range of educational opportunities.
November 12, 2010 -- Ultrasound has a reputation as a portable, relatively cheap technology that frequently serves as a gateway to more powerful modalities. At this year's RSNA show, look for presentations that emphasize ultrasound's emerging potential in more advanced imaging.
November 11, 2010 -- At this year's RSNA conference, technical innovation leading to speed and image sharpness continue to make CT popular with radiologists and bean counters alike. Also look for vendors to demonstrate their efforts in reducing radiation dose delivered by the modality.
November 10, 2010 -- At this year's RSNA show, watch for presentations in women's imaging that explore ways to screen for breast cancer more effectively. There will be an emphasis on nuclear imaging technologies such as positron emission mammography (PEM), molecular breast imaging (MBI), and breast-specific gamma imaging (BSGI).
November 09, 2010 -- MRI is expected to draw considerable attention on two main fronts at this year's RSNA meeting. One is in the realm of integrated PET/MRI, where Swiss researchers will demonstrate their work on a clinical prototype. The second is in the use of MRI for diagnosing Alzheimer's disease and other cognitive disorders.
November 08, 2010 -- If you're interested in PACS, this year's RSNA show promises to be a banner year. From hot new mobile devices like Apple's iPad to cloud-based computing, attendees to the PACS sessions in Chicago's McCormick Place will see how advances in computer technology are delivering benefits to radiology.
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