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. 

Data show annual mammograms saving elderly lives

In a sample group of more than 64,000 elderly women who had mammograms from 1995 to 2009, those who self-selected for annual mammography had lower 10-year breast cancer mortality than those who opted for biennial, irregular or no exams.

Breast density measurements shown to vary markedly between automated and visual assessment

There’s not a lot of difference between automated and clinical assessments of dense breasts when it comes to estimating a given woman’s risk of getting breast cancer. However, breast density classification may vary substantially between the assessment methods—a finding that could impact decisionmaking around supplemental imaging.

New protease-activated imaging agent successfully fluoresces tumors

Work is underway around the world to better localize and visualize cancer cells using fluorescence. Now, researchers at Duke Medicine report they have tested the first fluorescent imaging agent activated by a protease enzyme and proven safe in humans.

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Stats show cancer on the run—but the fight far from finished

The American Cancer Society is out with its annual rundown of cancer statistics, and overall the news is encouraging.

Researchers to test 4D CT’s potential for guiding tissue-sparing radiation therapy

A proposed clinical trial exploring the ability of 4D CT to identify healthy lung tissue that can be spared during cancer radiotherapy has received NIH funding.  

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Consumer article spotlights CT rad-dose divide

The debate over CT radiation dose communications—does discussing the matter with patients lead them to make informed decisions or scare them away from tests they may need?—is just one part of a broader discussion on dose getting a wide national airing in the mainstream press.

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Online search patterns may hold key to rightsize cancer-screening participation

Public interest in cancer screening soars and dips on the changing air of all sorts of variables, from press coverage of clinical trials to releases of new guidelines to the words and actions of popular entertainers and other public figures.

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Happy 120th anniversary, x-ray

Five score and 20 years ago this week—or six score flat, if you prefer—the word went out from William Roentgen’s lab to the world. The publicity came courtesy of an Austrian newspaper. 

Around the web

A total of 16 cardiology practices from 12 states settled with the DOJ to resolve allegations they overbilled Medicare for imaging agents used to diagnose cardiovascular disease. 

CCTA is being utilized more and more for the diagnosis and management of suspected coronary artery disease. An international group of specialists shared their perspective on this ongoing trend.

The new technology shows early potential to make a significant impact on imaging workflows and patient care.