Senior Editor, Diagnostic Imaging
Cytalux Gets Expanded FDA Approval for Intraoperative Imaging of Lung CancerDecember 19th 2022
Reportedly the first targeted molecular imaging agent to provide intraoperative illumination of lung cancer, Cytalux (pafolacianine) helped identify clinically significant events in more than 50 percent of patients undergoing surgery for confirmed or suspected pulmonary nodules, according to Phase 3 trial data presented earlier this year at the American Association for Thoracic Surgery Annual Meeting.
Meta-Analysis Reaffirms Benefits of O-RADS MRI for Diagnosing Indeterminate Adnexal LesionsDecember 16th 2022
In addition to summary sensitivity and specificity of 92 percent and 91 percent respectively for characterization of indeterminate adnexal lesions, the meta-analysis on pelvic magnetic resonance imaging (MRI) revealed higher summary malignancy rates for O-RADS MRI 4 and 5 lesions than predicted.
Study Says AI Can Enhance Chest CT Assessment of Bronchiectasis in Ever-SmokersDecember 15th 2022
Employing an artificial intelligence (AI) tool to quantify airway-to-artery (AAR) diameter ratios on chest computed tomography (CT), researchers found the percentage of airways with an AAR greater than 1 was associated with increased pulmonary exacerbations in ever-smokers.
Study Says Targeted Biopsy with MRI Reduces Overdiagnosis of Prostate Cancer by HalfDecember 12th 2022
In a study of nearly 18,000 men who had prostate cancer screening, researchers found the use of pre-biopsy magnetic resonance imaging (MRI) for those with elevated prostate-specific antigen (PSA) levels and reserving MRI-targeted biopsy for those with PI-RADS scores of 3 to 5 reduced the risk of detecting clinically insignificant cancers by half.
Emerging Insights on Improving Radiology WorkflowsDecember 9th 2022
In a recent video interview from the Radiological Society of North America (RSNA) conference, Tessa Cook, MD, PhD discussed new research on automated de-identification in radiology reports and the potential of artificial intelligence (AI) and natural language processing (NLP) to help address time-consuming challenges in the radiology workflow.
Large Multinational Study Shows Link Between CT Radiation Exposure and Brain Cancer in Children and Young AdultsDecember 8th 2022
In a new study based on five- to six-year follow-up data from over 650,000 children and young adults who had at least one computed tomography (CT) exam prior to the age of 22, researchers found a “strong dose-response relationship” between increased CT radiation exposure and brain cancer.
Could an Emerging AI Platform Supplant Traditional MRI for Assessing Prostate Cancer?December 7th 2022
The Food and Drug Administration has granted 510(k) clearance to iQuest (Avenda Health), an artificial intelligence (AI) platform that combines findings from magnetic resonance imaging (MRI), pathology reports and biopsy results to facilitate three-dimensional mapping of prostate cancer.
FDA Clears AI-Powered Echocardiography Platform for Detecting Heart Failure with Preserved Ejection FractionDecember 7th 2022
The EchoGo® Heart Failure device reportedly has an 87.8 percent sensitivity rate and an 83 percent specificity rate for diagnosing heart failure with preserved ejection fraction, an increasingly prevalent but frequently misdiagnosed condition.
Study Assesses PET Agent for Detecting Pelvic Lymph Node Metastases in Patients with Prostate CancerDecember 6th 2022
For patients recently diagnosed with prostate cancer, the emerging positron emission tomography (PET) agent 18F-rhPSMA-7.3 reportedly has a 96 percent specificity rate for detecting pelvic lymph node metastases, according to Phase 3 study results recently presented at the 22nd Annual Scientific Meeting of the Society of Urologic Oncology (SUO).
Can AI Improve the Consistency of Breast Density Assessment by Radiologists?December 6th 2022
In a recent video interview, Susan Holley, MD discussed key findings from a large retrospective longitudinal study, presented at the recent Radiological Society of North America (RSNA) conference, which found that an emerging artificial intelligence (AI) model was over 24 percent more consistent than radiologist assessment of breast density.
What BI-RADS Changes Are on the Way for Breast MRI Reporting?December 2nd 2022
In a recent lecture at the Radiological Society of North America (RSNA) conference, Wendy DeMartini, MD, discussed a variety of preliminary proposed changes to the Breast Imaging Reporting and Data System (BI-RADS) for breast magnetic resonance imaging (MRI) examinations.
Can Emerging AI-Guided Software Rein in Scan Times for Cardiac MRI?December 1st 2022
In a recent video interview, Raymond Y. Kwong, MD, discussed his clinical experience with the Vista.ai (formerly HeartVista) One Click MRI software and recent research, presented at the Radiological Society of North America (RSNA) conference, that revealed a 31 percent decrease in cardiac MRI scan times for patients with cardiomyopathy or structural heart disease.
Can Ultra-Low-Dose CT be Effective for Lung Cancer Screening in Current or Past Smokers?November 29th 2022
Ultra-low-dose computed tomography (ULDCT) may have similar efficacy as low-dose CT (LDCT) for detecting a variety of pulmonary conditions in people with current or past smoking histories, but had poor detection of ground glass opacification lesions, according to a recent prospective study presented at the Radiological Society of North America (RSNA) conference.
Enhancing MRI Efficiency and Quality: Can the New SIGNA Experience Have an Impact?November 29th 2022
Recently launched at the Radiological Society of North America (RSNA) conference, the SIGNA Experience reportedly features synergistic technologies and artificial intelligence (AI) advances that help improve the efficiency and quality of magnetic resonance imaging.
Philips Launches AI-Enabled 'Visualization Workspace' at RSNANovember 28th 2022
Offering more than 70 clinical applications, the next-generation edition of the Advanced Visualization Workspace reportedly includes enhanced liver analysis and artificial intelligence (AI)-powered scoring of early brain infarction noted on computed tomography (CT) scans for patients with ischemic stroke.
New Computed Tomography Study Shows High 20-Year Survival Rates for Early-Stage Lung CancerNovember 22nd 2022
Emphasizing the benefits of annual lung cancer screening with low-dose computed tomography (CT), researchers noted high 20-year survival rates for a variety of early-stage lung cancer tumor presentations, including a 100 percent survival rate for those with non-solid or partly solid cancerous nodules.
Brain MRI Study Shows 'Significant Abnormalities' Up to Six Months After COVID-19November 21st 2022
COVID-19 may cause changes in the brain stem and frontal lobe that could lead to fatigue, impacts in motor signal processing, insomnia, and depression, according to emerging research recently presented at the Radiological Society of North America (RSNA) annual conference in Chicago.
Study Examines Racial Differences in Mammography and Ultrasound Imaging Characteristics of Breast CancerNovember 19th 2022
In a study of over 800 women with breast cancer, researchers found that African-American women had a higher rate of ductal carcinoma in situ (DCIS) and were less likely to have irregular masses in screening exams in comparison to non-Latina White women.
Could Contrast-Enhanced Ultrasound with Perfluorobutane Provide a Viable Option for Diagnosing Hepatocellular Carcinoma?November 17th 2022
Emerging research showed the combination of contrast-enhanced ultrasound (CEUS) with perfluorobutane and modified 2017 LI-RADS criteria had comparable sensitivity, specificity, and accuracy to current magnetic resonance imaging (MRI) and computed tomography (CT) approaches to detecting hepatocellular carcinoma (HCC) lesions.
What a New MRI Study Reveals About Brain Aging and Racial DisparitiesNovember 17th 2022
New magnetic resonance imaging research shows earlier brain aging in middle-age Black individuals with researchers suggesting that cumulative exposure to stress over socioeconomic and environmental adversities may be a key contributing factor.
SPECT Imaging Agent Gets Expanded FDA Approval for Patients with Suspected Dementia with Lewy BodiesNovember 16th 2022
GE Healthcare’s DaTscan is reportedly the first radiopharmaceutical tracer agent approved by the Food and Drug Administration (FDA) for use in patients with suspected dementia with Lewy bodies.
Chest CT Study Suggests Marijuana Smokers May Have Higher Emphysema Risk Than Tobacco-Only SmokersNovember 15th 2022
A new computed tomography study reveals that people who smoke marijuana may have a 70 percent higher risk of developing emphysema than non-smokers, and an age-matched subgroup analysis suggests marijuana use could be associated with a 26 percent higher risk of emphysema in comparison to tobacco-only smoking.
New MRI Study Identifies Signature White Matter Connectivity Patterns in People with AutismNovember 14th 2022
Emerging research has revealed findings on diffusion magnetic resonance imaging (MRI) correlational tractography that may help neuroradiologists differentiate between autism spectrum disorder (ASD) and developmental coordination disorder (DCD).
Emergency Department Radiology: Study Shows Higher Imaging Orders by NPPsNovember 11th 2022
A new study of nearly 17 million emergency department (ED) visits by Medicare beneficiaries between 2005 and 2020 revealed the presence of non-physician practitioners (NPPs) was associated with a 5.3 percent increase in imaging.
Emerging PET/CT Imaging Agent Shows Promise for Diagnosing Clear Cell Renal Cell CarcinomaNovember 10th 2022
Findings from a recent multinational phase III trial demonstrated that the investigational agent TLX250-CDx had an 86 percent sensitivity rate for detecting clear cell renal cell carcinoma via positron emission tomography/computed tomography (PET/CT).
Seven Takeaways from Lung-RADS 2022 for CT Lung Cancer ScreeningNovember 10th 2022
In the newly released Lung-RADS 2022 classification system for computed tomography (CT) lung cancer screening, the American College of Radiology (ACR) has noted a variety of updates including new classification criteria for atypical pulmonary cysts and airway nodules, time intervals for nodule growth and a new stepped management approach for Lung-RADS categories 3 and 4A.