Items Tagged ‘C. Daniel Johnson’

February 27, 2012

Virtual Colon Screen Works for Seniors

By Mystery User

The diagnostic performance of virtual colonoscopy doesn’t appear to be diminished in older patients, researchers found in a trial analysis that has reignited contention over the technology. Sensitivity and specificity of CT colonography for large neoplasms both overall and on a per-polyp basis were statistically similar for a Medicare-age population and for those under 65, […]

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Tags: C. Daniel Johnson, large neoplasms, virtual colonoscopy

February 23, 2012

Virtual Colonoscopies Suitable for People 65 and Older, Mayo Clinic Research Shows

By Mystery User

A new study, led by a physician from Mayo Clinic in Arizona, shows that virtual colonoscopy isn’t just for younger people. The American College of Radiology Imaging Network study published in Radiology now indicates that virtual colonoscopy is comparable to standard colonoscopy for people better than 65 years old…C. Daniel Johnson, M.D., Chair of the […]

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Tags: C. Daniel Johnson, Department of Radiology, Radiology, The American College of Radiology Imaging Network, virtual colonoscopy

January 24, 2012

AJR: Metrics + motivation sets stage for improved rad safety

By Mystery User

Radiology departments must define and monitor their safety metrics to measure departmental performance, identify problem areas and track improvement, while also fostering a supportive department culture, according to an article published in the February issue of the American Journal of Roentgenology. “The goal should not be regulatory compliance but rather the development of a just […]

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Tags: American Journal of Roentgenology, C. Daniel Johnson, Mayo Clinic Arizona, Radiology measurements

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