RADIOLOGY NEWS
MRI-based grading scheme eases prostate cancer evaluation
January 24, 2019 -- Researchers from the U.S. National Cancer Institute and National Institutes of Health have developed a standardized grading system using multiparametric MRI results and certain clinical markers to simplify the assessment of prostate cancer spread, according to a study published online January 22 in Radiology.  Discuss
Pulmonologists more open to CT lung cancer screening
January 24, 2019 -- Pulmonologists and primary care physicians have contrasting opinions regarding CT lung cancer screening -- with pulmonologists referring far more patients for the exam, according to an article published in the January-February issue of the North Carolina Medical Journal.  Discuss
Smoking tied to vascular disease risk in African-Americans
January 24, 2019 -- CT coronary artery calcium scans of African-Americans revealed that smoking substantially increased their risk of developing peripheral artery disease, according to an article published online January 23 in the Journal of the American Heart Association.  Discuss
Racial factors affect time to breast cancer treatment
January 24, 2019 -- Black women with breast cancer experienced longer times to surgery than their white counterparts in a study among patients in the U.S. Military Health System published online January 23 in JAMA Surgery.  Discuss
4D flow MRI, 3D printing improve congenital heart surgery
January 23, 2019 -- Planning a complex surgery for patients with congenital heart disease may require multiple advanced visualization techniques, say researchers from California, who used both 4D flow MRI and 3D printing for a case study recently published in the World Journal for Pediatric and Congenital Heart Surgery.  Discuss
FDA posts final guidance for new 510(k) pathway
January 23, 2019 -- The U.S. Food and Drug Administration (FDA) has published its final guidance on a new regulatory pathway that would allow manufacturers to show that their medical devices meet specific performance criteria to achieve 510(k) clearance.  Discuss
AI can identify, triage abnormal chest x-rays
January 23, 2019 -- An artificial intelligence (AI) algorithm was able to accurately identify chest radiographs that contain abnormal findings, enabling automated triage of these exams so they can be interpreted sooner by radiologists, U.K. researchers reported in a study published online January 22 in Radiology.  Discuss
United Imaging gets FDA nod for total-body PET/CT unit
January 22, 2019 -- Shanghai-based United Imaging Healthcare said it has received U.S. Food and Drug Administration (FDA) clearance for uExplorer, a total-body PET/CT scanner developed in collaboration with researchers from the University of California, Davis.  Discuss
Few artifacts from CT eye shields affect diagnosis
January 22, 2019 -- Giving patients eye shields to protect the eye lens from radiation during CT scans resulted in some image artifacts, but these rarely affected exam interpretation, according to research published online January 15 in the American Journal of Roentgenology.  Discuss
How medical imaging can accelerate drug development
January 22, 2019 -- It can take 15 years to get a drug candidate from the lab to approval. Could medical imaging speed up that process? Olga Kubassova, PhD, of Image Analysis Group explains how imaging modalities such as MRI, CT, and PET are helping to track biomarkers in clinical studies, potentially bringing lifesaving therapies to patients more quickly.  Discuss
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