Diagnostic Imaging

Radiologists use diagnostic imaging to non-invasively look inside the body to help determine the causes of an injury or an illness, and confirm a diagnosis. Providers use many imaging modalities to do so, including CT, MRI, X-ray, Ultrasound, PET and more.

Do breast density reporting laws help keep women informed?

Breast density reporting laws now exist in 28 states, but do women in those states know what, exactly, it means if an exam reveals they have dense breasts? According to a recent study published in the Journal of the American College of Radiology, a majority of women in states with such laws do not know specific details about breast density and what it can mean for a woman’s health if she has dense breasts. 

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Trailblazers: iCAD’s groundbreaking tomosynthesis CAD solution uses deep learning to reduce reading times

iCAD

The growing influence of artificial intelligence and deep learning in healthcare has led some writers to theorize that certain specialties, including radiology, would soon be “replaced” by machines.

Interventional radiologist saves a life, showcases the profession

An interventional radiologist in Coimbatore, India, has saved the life—and preserved the kidneys—of a patient who arrived at the hospital riddled with benign kidney tumors and beset by a renal aneurysm, according to the Times of India. 

Brain lesions found in monkey fetus injected with Zika virus

Researchers at the University of Washington in Seattle inoculated a pregnant pigtail macaques with the Zika virus. Within 10 days, the primate’s fetus developed brain lesions similar to those observed in some human babies born to Zika-infected mothers.

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Might lung ultrasound displace x-ray for infants and toddlers with possible pneumonia?

When young children present in the emergency department wheezing and with an evident respiratory tract infection, lung ultrasound does a fine job ruling out asthma and ruling in pneumonia. 

Gadolinium best avoided when imaging pregnant women

Expectant mothers and their babies are fine getting MRI exams—but their doctors should avoid ordering scans enhanced with gadolinium-based contrast agents, according to a Canadian study published in JAMA and covered by Reuters Health Sept. 6.

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CT colonography with less laxative and no CAD proves an ‘efficient triage exam’

Patients readily accept reduced-laxative CT colonography, and, for those who have had a positive fecal immunochemical test (FIT), the scan is an efficient triage exam when used without computer-aided detection (CAD). 

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Should Image Gently be terminated? Two answers: ‘Yes’ and ‘sort of’

Two pediatric radiologists are having a heated agreement in the online pages of the Journal of the American College of Radiology. Both feel strongly that Image Gently, the pediatric radiation-reduction campaign, should be terminated. But they arrive at that point via divergent paths—and by ascribing quite different connotations to the term “terminated.”

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.