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.

JACC: Absence of coronary calcifications doesnt exclude obstructive CAD

The absence of coronary calcification does not exclude obstructive stenosis or the need for revascularizations in patients suspected to have coronary artery disease (CAD), based on results of a substudy of the CORE 64 registry data published in the Feb. 16 issue of the Journal of the American College of Cardiology.

Vital appoints Muduroglu to board

Vital Images, a provider of advanced visualization software, has appointed Oran Muduroglu as a member of its board of directors.

Volcano found guilty over OCT breach of contract

A Massachusetts Superior Court for Suffolk County jury has ruled against Volcano and its wholly owned subsidiary, Axsun Technologies, in a breach of contract lawsuit filed by Lightlab Imaging on Jan. 7, 2009.

Cardiology advocates continue to fight cuts legislatively

Legislation introduced by Rep. Charlie Gonzalez, D-Texas, to hold cardiology practice expense values at the 2009 rates, while allowing other specialty practices to operate at 2010 physician practice information survey values, has garnered 82 co-sponsors in the U.S. House of Representatives.

Medis updates cardiac quantification solution

Cardiac quantification software supplier Medis has released QMass MR 7.2, the latest version of its QMass MR software.

Portable magnetomer scans heart faster, allows use in homes

Researchers at the University of Leeds in England report that a portable magnetometer may be able to detect heart conditions more rapidly than ultrasound, electrocardiogram and cardiac magnetometer techniques due to its sensitivity to magnetic fluctuations.

Radiology: New CT combo technique improves detection of CAD

A technique involving the combination of adenosine perfusion CT imaging and cardiac CT angiography adds incremental value in the detection of obstructive coronary artery disease (CAD) for high-risk individuals, according to the results of a study published in the February issue of Radiology.

FDA finds Braccos imaging agent is misbranded

The FDA's Division of Drug Marketing, Advertising and Communications has informed Bracco Diagnostics that its Web site for IsoVue (iopamidol injection) misbrands the drug by omitting and minimizing the risks associated with the agent and contains false and unsubstantiated claims.

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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