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.

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Lantheus buys global rights for MRA imaging agent

Lantheus Medical Imaging has acquired the balance of the global rights for gadofosveset trisodium, an injectable MR angiography (MRA) blood pool imaging agent that it currently markets in the U.S. as Ablavar. Terms of the purchase were not announced.

GE's Optison re-enters U.S. market

GE Healthcare Medical Diagnostics has reintroduced Optison (Perflutren Protein-Type A Microspheres Injectable Suspension), a diagnostic ultrasound contrast agent for use in select echocardiograms.

New ASE guidelines offer clarity for right ventricular assessment

The American Society of Echocardiography (ASE) has published new guidelines to improve the existing norms of the right heart in the July issue of the Journal of the American Society of Echocardiography. The recommended procedures will establish a more uniform method of evaluating the size and function of the right ventricle, said the society.

TeraMedica unveils cardiology information system

TeraMedica has released its new cardiology imaging and information manager, Evercore Cardiology Vendor-Neutral Architecture.

Siemens initiates expert CT rad dose panel

Siemens Healthcare has launched SIERRA (Siemens Radiation Reduction Alliance) and established an expert panel to advance CT dose reduction.

NEJM feature: Legislative mandate needed to ensure proper CT use

While the FDA launched an initiative to reduce unnecessary radiation from medical imaging, the agency lacks the authority to truly track and regulate CT scanning without the legal support of a congressional act, Rebecca Smith-Bindman, MD, said in an interview and wrote in a perspective in the June 23 issue of the New England Journal of Medicine.

ASE: Biomarkers may predict chemo-related cardiotoxicity

According to research presented during the 21st annual scientific sessions of the American Society of Echocardiography (ASE) in San Diego this week, cardiac troponin plasma concentrations and longitudinal strain can predict the development of cardiotoxicity in patients treated with anthracyclines and trastuzumab chemotherapies.

ASE: More training needed to avoid echo discrepancies, high costs

Discrepancies during the interpretation of echocardiograms are prevalent and can have a negative impact on healthcare costs and may stem from differences in physician training, according to study results presented at the 21st annual American Society of Echocardiography (ASE) scientific sessions June 14 in San Diego.

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Around the web

Cardiovascular Business
Global shortage of nuclear imaging isotopes may be over

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.

Cardiovascular Business
‘A huge win’: CMS significantly increases Medicare payments for cardiac CT

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.

Cardiovascular Business
FDA clears AI tool that flags signs of heart disease in chest CT scans

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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