Clinical News: Page 2103

FDA: 'Improper use' of CT scanners led to perfusion overdoses
By Brian Casey
The U.S. Food and Drug Administration has released the results of its investigation into a series of radiation overdose incidents in CT brain perfusion exams. The agency said that, most likely, the incidents were not due to scanner malfunction, but rather were caused by "improper use" of the systems.
November 8, 2010
Analog Devices debuts ultrasound receivers
By AuntMinnie.com staff writers
Analog Devices has launched the fourth generation of its octal (eight-channel) ultrasound receivers.
November 8, 2010
Accuray revenues slump in Q1
By AuntMinnie.com staff writers
Radiation therapy firm Accuray reported a 22% decrease in revenues, which it attributed to a seasonality of its business in the first quarter of fiscal 2010.
November 8, 2010
Mindray advances net revenues in Q3
By AuntMinnie.com staff writers
Strong international sales powered Mindray Medical International to double-digit gains in third-quarter and nine-month net revenues.
November 8, 2010
Hologic posts mixed results for FY 2010
By AuntMinnie.com staff writers
Growth in service revenue and product sales propelled women's healthcare vendor Hologic to greater revenues in its fourth fiscal quarter and 2010 fiscal year.
November 8, 2010
iCRco takes Hokai Medical order
By AuntMinnie.com staff writers
Computed radiography firm iCRco has signed a deal to supply 300 iDR digital detectors to Hokai Medical Instruments of Zhuhai, China.
November 8, 2010
Toxicity risk high for patients in phase I clinical trials
By Cynthia E. Keen
What is the risk to patients who enroll in phase I radiation oncology clinical trials? With respect to toxicities, it may be considerable, according to a study presented at the recent American Society for Radiation Oncology annual meeting.
November 8, 2010
Breast MRI shows high negative predictive value in BI-RADS 3 lesions
By Kate Madden Yee
Monday, November 29 | 3:20 p.m.-3:30 p.m. | SSE01-03 | Room E450ABreast MRI exhibits a high negative predictive value in patients with BI-RADS category 3 lesions, according to a study from the Medical University of Graz in Graz, Austria, to be presented on Monday.
November 8, 2010
Preoperative breast MRI doesn't increase mastectomy rates
By Kate Madden Yee
Sunday, November 28 | 11:25 a.m.-11:35 a.m. | SSA01-05 | Arie Crown TheaterPreoperative MRI can be used in clinical practice for breast cancer staging without boosting mastectomy rates, according to researchers from the University of Milan School of Medicine.
November 8, 2010
Road to RSNA 2010: MRI Preview
By Wayne Forrest
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 8, 2010
Mri
Can DWI-MRI replace contrast-enhanced MRI for hepatic metastases?
By Wayne Forrest
Thursday, December 2 | 11:50 a.m.-12:00 p.m. | SSQ06-09 | E353AIn this paper presentation, Italian researchers will offer that even though diffusion-weighted imaging (DWI) MRI should not be substituted for contrast-enhanced MRI to assess hepatic metastases, DWI does improve overall metastatic lesion detection when combined with MRI enhanced with a liver-specific contrast agent.
November 8, 2010
DTI-MRI and PWI-MRI can detect signs of dementia
By Wayne Forrest
Thursday, December 2 | 11:40 a.m.-11:50 a.m. | SSQ13-08 | Room N229Advanced MRI techniques, such as perfusion-weighted imaging (PWI) and diffusion-tensor imaging (DTI), may be useful in diagnosing dementia, according to a study from Wroclaw Medical University in Poland.
November 8, 2010
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