Subspecialties: Page 233

Animal study shows no motor, behavioral brain changes after GBCA

By Kate Madden Yee

Japanese researchers have found that mice that were given gadolinium-based contrast agents (GBCAs) typically used in MRI scans did not show any motor or behavioral brain changes, according to a study published August 31 in Radiology.

August 31, 2021

Spectral mammography as good as MRI for breast cancer evaluation

By Amerigo Allegretto

Contrast-enhanced spectral mammography is a good alternative to MRI in evaluating invasive breast cancers, according to research published August 27 in Clinical Imaging.

August 31, 2021

Limiting x-rays after knee replacement could save millions of dollars

By Will Morton

Routine x-rays after total knee arthroplasty surgery offer very little clinical benefit, and limiting the exams can reduce radiation exposure in patients and save millions of dollars, according to a study published online August 26 in the Knee.

August 31, 2021

Radiobotics gets FDA clearance for knee OA algorithm

By AuntMinnie.com staff writers

Artificial intelligence (AI) software developer Radiobotics has secured U.S. Food and Drug Administration 510(k) clearance for RBknee, an AI-based software application designed to aid in the diagnosis of knee osteoarthritis (OA) on radiography.

August 30, 2021

CT body composition analysis helps reveal colon cancer secrets

By Erik L. Ridley

Body composition analysis on CT reveals that colon cancer patients with high visceral fat and low muscle mass are more likely to have worse outcomes, according to research published August 30 in JAMA Network Open. Inflammation also plays a key role.

August 30, 2021

PET reveals triple threat behind Alzheimer's dementia

By Will Morton

PET imaging has shown for the first time how a triple threat of brain activity drives dementia in Alzheimer's disease patients -- and researchers created a visual map that lights up the culprit in action. Study details were published August 26 in Nature Medicine.

August 30, 2021

MRI myelography offers alternative to CT for CSF leaks

By AuntMinnie.com staff writers

MRI myelography offers a less invasive way to detect cerebrospinal fluid (CSF) leaks in patients with spontaneous intracranial hypotension compared to the CT version of the same exam -- and performs comparably, according to a research letter published August 30 in JAMA Neurology.

August 30, 2021

Researchers publish database of fMRI cases

By AuntMinnie.com staff writers

Japanese researchers have published a database that includes images from functional MRI (fMRI) cases of multiple clinical disorders, according to a paper published August 30 in Scientific Data.

August 29, 2021

Is DBT to blame for costlier mammograms?

By Amerigo Allegretto

A new study published August 30 in JAMA Internal Medicine is blaming increased adoption of digital breast tomosynthesis (DBT) for rising costs of screening mammography among privately insured women in the U.S.

August 29, 2021

Ultrahigh-resolution CT boosts the modality's heart imaging prowess

By Kate Madden Yee

Ultrahigh-resolution CT shows promise for overcoming conventional CT's limitations when it comes to imaging heart stenosis in patients with severely calcified lesions, according to a study published August 26 in Radiology: Cardiothoracic Imaging.

August 29, 2021

Shorter follow-up for lung lesions equals better outcomes

By Kate Madden Yee

Shortening the follow-up interval by one month for indeterminate lesions found on CT lung cancer screening -- from six to five -- translates into better patient outcomes, according to a study published August 19 in the Journal of the American College of Radiology.

August 29, 2021

Accuray lands Radixact install in India

By AuntMinnie.com staff writers

Radiation therapy firm Accuray has installed its Radixact system with Synchrony technology at Manipal Hospitals in India.

August 26, 2021

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