Subspecialties: Page 1124

Digirad Q1 results dip into red
By AuntMinnie.com staff writers
Nuclear medicine firm Digirad posted higher revenues for the first quarter of 2008 due to an increase in mobile imaging service revenues, but the company slipped into the red for the period, the Poway, CA-based firm reported.
April 23, 2008
ProSolv to offer Philips US software interface
By AuntMinnie.com staff writers
ProSolv CardioVascular of Indianapolis announced that it will provide an interface between its CardioVascular Image and Information Systems (CVIIS) software and Philips' QLAB ultrasound package.
April 23, 2008
Given, Olympus settle litigation
By AuntMinnie.com staff writers
Video-capsule endoscopy developer Given Imaging has inked a deal with Olympus to settle patent litigation between the two firms.
April 22, 2008
Dual-energy CT offers two approaches for CTA bone removal
By Rob Skelding
The ability to depict blood vessels accurately within a bony environment is vital to the correct diagnosis of intracranial vascular pathologies. However, a weakness of conventional CT angiography (CTA) is its limited capacity to depict aneurysms and stenoses located at the skull base, close to the bone. A pair of recent studies looks at the effectiveness of two new techniques using dual-energy CT for bone removal.
April 22, 2008
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NeuroLogica buys xenon CT perfusion technology
By AuntMinnie.com staff writers
Portable CT developer NeuroLogica said it has acquired all xenon CT perfusion (XeCT) technology assets from Diversified Diagnostic Products of Houston.
April 22, 2008
CT shows gallbladder rupture in acute cholecystitis
By Eric Barnes
The accurate diagnosis of gallbladder rupture with acute cholecystitis is key to arranging timely surgery and preventing serious outcomes. But the condition often goes undiagnosed until it's too late. CT can help save lives by reliably detecting ruptures presurgically if clinicians look for the signs, according to researchers from Taiwan.
April 22, 2008
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Diffusion-mapping MRI predicts radiation therapy response
By Barbara Boughton
In one of the largest prospective clinical trials to date, researchers at the University of Michigan in Ann Arbor have found that functional diffusion-mapping MRI can provide an earlier assessment of response to radiation therapy treatment for glioma patients than traditional MRI. The researchers presented the study at the 2008 American Association for Cancer Research (AACR) meeting in San Diego.
April 21, 2008
CardioDynamics gets Nasdaq noncompliance letter
By AuntMinnie.com staff writers
Impedance cardiography (ICG) developer CardioDynamics of San Diego has received a letter from the Nasdaq stock exchange stating that its stock is noncompliant with Nasdaq listing requirements.
April 20, 2008
False-positive CAD marks don't hinder VC readers' accuracy
By Eric Barnes
Technology may get top billing in developing computer-aided detection (CAD) schemes, but psychology also plays a leading role. In a new study, U.K. researchers assessed the effects of false-positive CAD detections on virtual colonoscopy reader specificity and reporting times in a patient population with a low prevalence of cancer.
April 20, 2008
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Criticism aimed at radiation-estimate Web site
By Lin Muschlitz
The need to eliminate misunderstandings about the radiation dose of advanced imaging exams persists, especially as the number of studies rises. But when is information useful, and when is it confusing? American Imaging Management of Chicago is tackling the issue with its patient exposure Web tool, but has drawn criticism for what some imaging experts see as questionable comparisons.
April 17, 2008
Xoran gets FDA warning letter
By AuntMinnie.com staff writers
Specialty CT manufacturer Xoran Technologiesof Ann Arbor, MI, has received a warning letter from the U.S. Food and Drug Administration (FDA) for documentation issues related to its MiniCAT scanner, a compact CT unit used for imaging the sinuses, skull base, and temporal bones.
April 17, 2008
Pilot study: DBT's role needs further research
By Kate Madden Yee
While digital breast tomosynthesis (DBT) shows great potential, more research is needed to define the technology's role in the clinical setting, according to the authors of a new pilot study. They assessed ergonomic and diagnostic performance issues with reading DBT exams, and found that visualization tools and training need to be developed to help radiologists accurately interpret the multiple images DBT generates.
April 17, 2008
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