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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Isotope update: Target date for resuming production of Mo-99 still unclear

Production of Lu-177 is expected to resume on Saturday, Feb. 12, but the Mo-99 supply shortage could continue for weeks.

MRI scans reveal bigger brains in people with optimal cardiovascular health

Heart-healthy patients had 43% fewer white matter lesions identified on their scans, according to research set to be presented at the American Stroke Association's International Stroke Conference.

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Medical isotope update: Shortage expected to last weeks as nuclear reactor remains sidelined

Mo-99, Lu-177, and I-131 supply issues are forecasted until approximately one week after the downed reactor resumes operations on Feb. 12, the Nuclear Medicine Europe Emergency Response Team said.

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Nuclear reactor in Poland steps up to address Mo-99 shortage

The Maria reactor in Poland began producing the isotope hours after a water leak shut down the high flux reactor in Petter, the Netherlands.

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Medical isotope shortage looms as 'unplanned' outage halts Mo-99, Lu-177 production

The root cause of the problem has not yet been discovered, halting isotope production for an undisclosed amount of time, according to SNMMI.

SNMMI images of unusual imaging pattern observed on FDG PET/CT or FDG PET/MR that may be due to Omicron COVID-19 infection. Unlike the FDG PET/CT pattern seen with infections from previous strains of COVID-19, with principal involvement of the lungs, this new array of findings is primarily centered in the upper aerodigestive tract and cervical lymph nodes. What does omnicron COVID look like in medical imaging?

Unusual pattern on PET/CT may indicate COVID omicron variant

The Society of Nuclear Medicine and Molecular Imaging offered up a handful of tips to help providers who encounter such findings.

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Breast reconstruction may cause inaccurate cardiac imaging results

These women often face a higher risk of developing cardiovascular disease due to the effects of chemo and radiation. Experts are now calling for providers to identify optimal imaging tests for cancer survivors.

RSNA21: Deep learning automatically labels coronary arteries to produce structured CCTA reports

The algorithm yielded a 94.4% accuracy for labeling arteries in accordance with the Society of Cardiovascular Computed Tomography guidelines.

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.