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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Deep learning reconstruction levels playing field between 1.5T and 3T MRI exams

Denoising using deep learning techniques can boost the performance of 1.5T MR brain imaging, resulting in quality comparable or superior to 3T imaging. 

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'Radiologic serendipity' a common trigger event that ends in thyroid surgery in asymptomatic patients

In this cohort, experts found that just 34% of surgeries were performed on symptomatic patients, which shifted their focus to other potential modes of detection.

Examples of structural heart transcatheter valve replacement procedure planning CT scans and post procedure followup for TMVR and TAVR.

VIDEO: CT imaging for TAVR and TMVR structural heart interventions

Joao Cavalcante, MD, director, cardiac MRI and structural CT labs, Minneapolis Heart Institute, discusses the use of cardiac CT imaging to plan and guide structural heart procedures. 

coronavirus COVID-19 vaccine vaccination

MRI analysis offers new insight into vaccine-related lymphadenopathy in the general population

To date, research pertaining to reactive lymphadenopathy has focused mostly on patients with cancer who are routinely staged and monitored via PET/CT or in women undergoing breast cancer screening and/or imaging with mammography and ultrasound.

contrast enhanced mammography

Scoring system outperforms BI-RADS assessments of contrast-enhanced mammography exams

For specificity—a metric that has been somewhat unpredictable in breast MRI and CEM—the scoring system performed significantly better than BI-RADS.

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Does the use of PSMA PET impact tumor upstaging?

A new risk analysis suggests the exam will increasingly result in tumor upstaging among high-risk patients.

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AI identifies pancreatic cancer frequently missed on CT

Specifically, the computer-aided detection (CAD) tool is capable of identifying lesions that are less than 2 cm.

Improving MRI reconstructions by combining traditional techniques with new ML tools

“We found that if you tune the classical methods, they can perform very well,” an expert involved in the research said.

Around the web

RBMA President Peter Moffatt discusses declining reimbursement rates, recruiting challenges and the role of artificial intelligence in transforming the industry.

Deepak Bhatt, MD, director of the Mount Sinai Fuster Heart Hospital and principal investigator of the TRANSFORM trial, explains an emerging technique for cardiac screening: combining coronary CT angiography with artificial intelligence for plaque analysis to create an approach similar to mammography.

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.