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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ACR appoints 1st female chief research officer, Etta Pisano

The American College of Radiology (ACR) has named breast imaging researcher Etta Pisano, MD, chief research officer of the ACR, the first woman in ACR's history to hold the position.

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Axial chest CT IDs chamber enlargement with high specificity, reasonable sensitivity

Cardiac chamber enlargement can be identified with high specificity and reasonable sensitivity on axial chest CT images by use of gender-specific measurement thresholds, according to new research published in the American Journal of Roentgenology.

Carestream Digital X-ray System Deployed at Remote Antarctic Station for Diagnosis of Illnesses, Injuries

Scientific Station Staffed All Year Despite Nine Months Of Temperatures That Can Dip to -120 Degrees Fahrenheit

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CT reveals abdominal aortic calcification can predict future heart attack, stroke

Heart attack and other life-threatening cardiovascular events can be predicted with CT-based measures of calcification in the abdominal aorta and could be a more accurate predictive model than the widely known Framingham risk score, according to research published Oct. 2 in Radiology.

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Deep learning, SPECT-MPI forecast obstructive CAD

SPECT myocardial perfusion imaging (MPI) and deep learning have proven to be a powerful pair in predicting obstructive coronary artery disease (CAD) and improving the interpretation of upright and supine images, according to research published Sept. 27 in the Journal of Nuclear Medicine.

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How much is too much radiation in medical imaging?

As imaging scans before widely more available and affordable, more Americans are getting more tests than they used to—currently totaling to more than 85 million CT scans each year, according to an article published Oct. 1 by The Washington Post. But how much is too much radiation?

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HEART Pathway protocol reduces unnecessary angiograms in low-risk ED patients

A new protocol—HEART Pathway—can identify low-risk emergency department patients with chest pain who can be discharged without stress testing or angiography, according to results of a Sept. 28 study published in Circulation.

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Ultrasound-guided stent implantation improves outcomes over angiography-guided method

Intravascular ultrasound (IVUS)-guided stent implantation produced better clinical outcomes for heart patients compared to a conventional angiography-guided method, said researchers this week at the Transcatheter Cardiovascular Therapeutics (TCT) meeting in San Diego, California.

Around the web

Positron, a New York-based nuclear imaging company, will now provide Upbeat Cardiology Solutions with advanced PET/CT systems and services. 

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.