Cardiac Imaging

While cardiac ultrasound is the widely used imaging modality for heart assessments, computed tomography (CT), magnetic resonance imaging (MRI) and nuclear imaging are also used and are often complimentary, each offering specific details about the heart other modalities cannot. For this reason the clinical question being asked often determines the imaging test that will be used.

EPIX reaches agreement with FDA over contrast agent

EPIX Pharmaceuticals reached agreement Thursday with the FDA on its proposal for the re-read of images that utilize its blood pool MR angiographic contrast agent, Vasovist (gadofosveset trisodium).

New treatment effective for deep vein thrombosis

A new treatment that injects, or laces, blood clots with afiber-binding thrombolytic agent effectively treats deep veinthrombosis and reduces the risk of subsequent recurrence orbleeding, according to a pilot study published in the February issue ofRadiology.

Terumo launches new peripheral embolization system

Terumo Interventional Systems has launched its Azur PeripheralHydroCoil Embolization system for the occlusion of blood vessels,vascular malformations, and aneurysms.

CardioDynamics forms distribution agreement with Indian manufacturer

CardioDynamics, an impedance cardiography technology provider,has formed a strategic alliance with Recorders and Medicare Systems, a medical equipment manufacturer in Chandigarh, India.

BioSphere Medical sees Q4 revenue rise, losses remain

BioSphere Medical reported an increase in revenue and losses for its fiscal 2007 fourth quarter unaudited results.

Spotlight: Covidien radioisotope has concentration level issue

Covidien said its Ultra TechneKow DTE Generator (technetium Tc-99m generator) has a post-marketing quality control issue for its Sodium Pertechnetate Tc-99m solution, related to its molybdenum Mo 99 concentration level.

NightHawk Radiology to assist in high-risk plaque CT research

NightHawk Radiology has agreed to be the exclusive radiologyprovider for the High-Risk Plaque Initiative, a joint research effortto advance the understanding and management of high-risk plaque, whichis believed to be the primary underlying cause of heart attacks andstrokes.

Medtronic begins pacemaker trial for use in MRI procedures

Medtronic has begun an FDA-approved U.S. clinical trial to confirm the safety and efficacy of its EnRhythm MRI SureScan pacing system, a pacemaker system to be developed and tested for safe use during MRI procedures under specified scanning conditions.

Around the web

The nuclear imaging isotope shortage of molybdenum-99 may be over now that the sidelined reactor is restarting. ASNC's president says PET and new SPECT technologies helped cardiac imaging labs better weather the storm.

CMS has more than doubled the CCTA payment rate from $175 to $357.13. The move, expected to have a significant impact on the utilization of cardiac CT, received immediate praise from imaging specialists.

The newly cleared offering, AutoChamber, was designed with opportunistic screening in mind. It can evaluate many different kinds of CT images, including those originally gathered to screen patients for lung cancer. 

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