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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GE low-dose CT screening protocol gets nod from FDA

GE Healthcare’s new low-dose screening reference protocols have been cleared by the FDA for lung cancer screening.

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Novel MRI technique could offer new avenue for Alzheimer’s, stroke risk assessment

A new MRI scanning technique being investigated in Toronto could one day help physicians identify patients on the path to developing Alzheimer’s disease, and do so at a cost far less than molecular imaging of amyloid deposits, according to an in-depth profile of the project published by the Toronto Star.

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Alfred Hitchcock, fMRI and how our brains change as we age

A television classic is being rerun for a new audience: participants in a study using functional MRI to evaluate how older adults respond to stimuli.

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In preclinical trial, a new breast MRI contrast agent shows metastasis-prone cells at their earliest stage

Human trials are still a few years off, but a new contrast agent for early-detection breast MRI has come through biomedical imaging investigations in mice with flying colors. 

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With somewhat obvious exceptions, most imaging is safe for injured women and their babies-to-be

Prior to ordering multiple x-rays, CTs, fluoroscopies or any combination thereof, physicians treating pregnant women who may have suffered musculoskeletal injuries should consult with a medical physicist to discuss cumulative radiation dosing. However, excepting for such scenarios as well as for pelvic CTs, radiographic exams are generally safe for both mom and baby-to-be. 

FDA clears latest Samsung DR system

NeuroLogica, a subsidiary of Samsung Electronics, has announced that the Samsung GC85A DR system has received 510(k) clearance from the FDA, making it available in the U.S.

CT colonography—aka ‘virtual colonoscopy’—can also screen for osteoporosis

Close to 70 percent of aging women at risk of osteoporosis don’t bother to have their bone density checked with the current clinical standard, dual-energy x-ray absorptiometry (DXA). 

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Triple-neg breast cancer less likely to come back following preoperative MRI

When it comes to reducing the risk of recurrence in patients with triple-negative breast cancers, pre-op MRI may be just what the doctor ordered.

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Around the web

Cardiovascular Business
Cardiology practices pay $17.7M to settle fraud allegations brought on by whistleblowers

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. 

Cardiovascular Business
Cardiology, radiology specialists debate CCTA’s rise as a go-to imaging modality for CAD

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.

Cardiovascular Business
New AI program delivers rapid, accurate echo video assessments

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