Medical Imaging

Physicians utilize medical imaging to see inside the body to diagnose and treat patients. This includes computed tomography (CT), magnetic resonance imaging (MRI), X-ray, ultrasound, fluoroscopy, angiography,  and the nuclear imaging modalities of PET and SPECT. 

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Biannual MRI tops mammograms for women with genetic breast cancer risk

Researchers found undergoing MRI scans every six months better detected early breast cancer in young women with a high genetic risk for the disease compared to mammograms.

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Canadian engineers developing $100 smartphone-controlled ultrasound

Engineers at the University of British Columbia in Canada have developed a new ultrasound transducer that may lower the cost of ultrasound scanners to $100, according to research published in Microsystems & Nanoengineering.

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Danish study attributes improved treatment, not screening, to decline in breast cancer deaths

Authors of recently published Danish-Norwegian research found a steady decline in breast cancer mortality during the 23-year study period. They determined the drop was due to advances in treatment rather than the region’s screening program, according to research published in the International Journal of Cancer.

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Cancer-related deaths expected to top 1M by 2035

The American Association for Cancer Research (AACR) released its annual cancer progress report Wednesday, Sept. 12, revealing increasing cases despite progress made in diagnosing and treating various cancers.

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New class of fractals could make for speedy whole-body MRI

An Australian researcher has said it could be possible to speed up full-body MRI by four times while controlling costs and maintaining quality—all thanks to the discovery of a new class of fractals. Shekhar Chandra, PhD, with the University of Queensland, believes “Chaotic Sensing,” an approach to sparse imaging using fractals, could help MRI machines to quickly identify necessary imaging information while discarding redundant data.
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MRI helps build personalized 3D simulations of heart irregularities

Scientists hope personalized data from patients experiencing irregular heartbeats will help improve accuracy in heart ablation procedures. The 3D simulations of 21 patients allow physicians to locate arrhythmia by “poking” the simulated heart with small electrical signals in various locations.

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Varying prostate MRI insurance coverage poses problems for patients, providers

According to new research in the Journal of the American College of Radiology, prostate MRI has various problems—including varying insurance coverage, a failure to recognize major clinical scenarios and a restrictive, inflexible clinical practices.

Brain fMRI finds people with schizophrenia less reactive to positive social experiences

UCLA researchers have found that the brains of people with schizophrenia are less reactive to social rewards such as positive interactions with others and smiling, according to research published Sept. 5 in Schizophrenia Bulletin.