Senior Editor, Diagnostic Imaging
New Computed Tomography System Offers Potential Benefits in Cardiac ImagingNovember 9th 2022
The recently launched Scenaria View Focus Edition computed tomography (CT) system features an advanced cardiac motion correction tool that reportedly provides significantly higher temporal resolution than conventional image reconstruction.
Current Insights on AI, Breast Cancer Screening and the FDANovember 8th 2022
In a recently published article, researchers from Yale University discuss the pros and cons of current FDA regulations as they apply to the clearance and use of adjunctive artificial intelligence (AI) software with conventional breast cancer screening modalities such as mammography.
Could a Re-Emerging PET/CT Agent Enhance Detection of Bone Metastasis in Prostate and Breast Cancer Cases?November 7th 2022
New research shows that 18F-NaF PET/CT had higher sensitivity, accuracy, and negative predictive value than 99mTc-MDP SPECT for bone metastases in patients deemed to be at high risk for prostate cancer or breast cancer.
Study Shows Less Than 50 Percent Adherence to Follow-Up After Positive CT Findings for Lung CancerNovember 4th 2022
In a multicenter study of 685 people who had positive findings for lung cancer on low-dose computed tomography (CT), researchers found that men, Black individuals, and smokers had lower rates of adherence with recommended follow-up care.
MRI Study Shows Higher Fibrosis Risk Among First-Degree Relatives of People with NAFLD and Advanced FibrosisNovember 3rd 2022
In two independent study cohorts, researchers found that first-degree relatives of probands with non-alcoholic fatty liver disease (NAFLD) and advanced fibrosis had a 14 to 15.6 percent higher risk of developing advanced fibrosis.
Can Volume Sweep Imaging with Ultrasound be a Viable Option for Breast Cancer Screening in Underserved Countries?November 2nd 2022
In a recent video interview, Thomas Marini, MD discussed the need for ultrasound access to facilitate breast cancer screening in underserved populations and the potential utility of volume sweep imaging, a handheld ultrasound technique that requires minimal training and has a high rate of agreement with conventional ultrasound on BI-RADS assessments.
Is CT Overutilized in the ER for Suspected Urinary Stone Disease?November 1st 2022
Reviewing data from over 4 million patients who presented to emergency departments with suspected urinary stone disease between 2012 and 2018, researchers noted a greater than 10 percent decrease in visits with no imaging study and a greater than 10 percent increase in visits with CT imaging.
New Software Facilitates Use of Coronary CT Angiography Scans in Radiology WorkflowNovember 1st 2022
Emphasizing ease of installation and a cloud-based service, Cleerly said its new Proxy software allows smooth transmission of coronary computed tomography angiography (CCTA) scans between interdisciplinary clinicians caring for patients with heart disease.
Deep Learning Improves CT Guidance for Revascularization of Coronary Total OcclusionsOctober 31st 2022
Emerging research revealed that a deep learning model had a nearly twofold increase in successful segmentation and reconstruction of coronary total occlusions (CTOs) on coronary computed tomography angiogram (CCTA) and a 73 percent reduction in post-processing and measurement time in comparison to a conventional manual approach.
Radiotherapy for Prostate Cancer: Study Says MRI Guidance Significantly Reduces GU and GI ToxicitiesOctober 28th 2022
For patients undergoing stereotactic body radiotherapy (SBRT) for prostate cancer, the acute genitourinary (GU) toxicity rate associated with the procedure was 19 percent lower with magnetic resonance imaging (MRI) guidance in comparison to computed tomography (CT) guidance, according to new research presented recently at the American Society for Radiation Oncology (ASTRO) Annual Meeting.
Can AI-Powered Virtual Biopsies Improve Detection of Breast Lesion Subtypes on Digital Mammography?October 27th 2022
In separate test sets of Israeli women and United States women who had either ductal carcinoma in situ or invasive breast cancer, emerging artificial intelligence (AI) algorithms achieved an area under the curve (AOC) of 88 percent and 80 percent, respectively, for malignancy detection.
Transvaginal Ultrasound or MRI: Which is More Effective in Evaluating Endometrial Cancer?October 26th 2022
In a new study looking at pre-operative assessment of low-grade endometrial cancer, researchers found that while magnetic resonance imaging (MRI) had 20 percent higher specificity than transvaginal ultrasound for deep myometrial invasion, there was no difference in sensitivity.
Could an Emerging PSMA/PET Imaging Agent Improve the Detection of Recurrent Prostate Cancer?October 25th 2022
In a recent video interview from the American Society for Radiation Oncology (ASTRO) Annual Meeting, Benjamin Lowentritt, MD discussed the challenges of conventional imaging in diagnosing prostate cancer recurrence and the potential of an emerging high affinity, radiohybrid prostate-specific membrane antigen/positron emission tomography (PSMA/PET) imaging agent.
Study Suggests Shorter Duration of Radiation Therapy is Effective for High-Risk Prostate CancerOctober 24th 2022
Five weeks of radiation therapy is just as effective as eight weeks of radiation treatment for men with high-risk prostate cancer, according to new research presented at the American Society for Radiation Oncology (ASTRO) Annual Meeting.
Pediatric Thyroid Nodules on Ultrasound: Deep Learning Model and TI-RADS Show Higher Sensitivity than Radiologist AssessmentOctober 21st 2022
The retrospective study of patients 21 years of age or younger found that a deep learning algorithm and use of the American College of Radiology’s Thyroid Imaging Reporting and Data System (TI-RADS) both had more than a 26 percent greater sensitivity for differentiating thyroid nodules on ultrasound in comparison to radiologist assessment.
Philips Gets FDA Nod for MRI Head and Neck Radiotherapy ApplicationOctober 20th 2022
For physicians performing radiotherapy treatment of soft tissue tumors in the head and neck, the MRCAT Head and Neck offers an artificial intelligence (AI) application that allows the use of magnetic resonance imaging (MRI) as the primary or sole imaging for procedure planning.
HeartFlow Garners FDA Clearances for Two AI-Powered Assessment Tools with CCTAOctober 20th 2022
Plaque Analysis and RoadMap Analysis, two artificial intelligence (AI)-enabled assessment products, may enhance clinical evaluation of coronary artery disease (CAD) on cardiac computed tomography angiography (CCTA).
Mammography News: FDA Says National Breast Density Notification Rule May Be Published in Late 2022 or Early 2023October 18th 2022
In a recent letter to U.S. Rep. Rosa DeLauro (D-CT), the Food and Drug Administration (FDA) said a final rule on amendments to the Mammography Quality Standards Act (MQSA), including an oft-delayed national standard for breast density notification in mammography reporting, may be published in the next couple of months.
GE Healthcare Launches Omni Legend PET/CT System at EANM CongressOctober 17th 2022
The inclusion of digital bismuth germanate (BGO) detector material with the Omni Legend system reportedly more than doubles the sensitivity of older PET/CT devices, improves scan times, and enhances the detection of small lesions.
Can Increased Post-Op Surveillance Chest CT Have an Impact for Colorectal Cancer Patients?October 17th 2022
Out of 1,600 patients who had surgery for colorectal cancer, nearly 15 percent had pulmonary metastases within 15.4 months and higher-risk patients experienced lung metastases within three months, according to new research presented at the Scientific Forum of the American College of Surgeons Clinical Congress.
Emerging Advances with PET/CT Imaging in Pediatric RadiologyOctober 14th 2022
In a recent video interview, Andrew Trout, MD discussed key attributes and efficiencies in utilizing the Discovery MI Gen 2 digital positron emission tomography/computed tomography (PET/CT) system at the Cincinnati Children’s Hospital Medical Center.
GE Healthcare Announces Moves to Bolster Supply of Iodinated Contrast Media for CT and X-Ray ImagingOctober 14th 2022
A multi-year agreement with a large Chile-based supplier of raw iodine is part of GE Healthcare’s commitment to increase the production of iodinated contrast media, commonly used in computed tomography imaging, by 30 million annually in 2025.
Could a New PSMA-Derived Radiomics Model Help Detect Intraprostatic Lesions on PET/CT?October 13th 2022
An emerging radiomics model, derived from 68Ga-PSMA-11 PET, reportedly offers a superior area under the curve (AUC) and higher sensitivity than radiologist assessment in detecting intraprostatic lesions via positron emission tomography/computed tomography (PET/CT) in patients with prostate cancer.
Medicare Mammography Study Shows Black Women Had Less Initial Access to Imaging Advances than White WomenOctober 12th 2022
In a large retrospective review of over four million Medicare claims, researchers found that Black women were 16 percent less likely to have access to digital breast tomosynthesis than White women.
Could Brain MRI Screening be Beneficial for Patients with Inflammatory Breast Cancer?October 11th 2022
While current consensus guidelines do not recommend the use of brain MRI screening in patients with breast cancer, a new study shows significantly elevated risks for the development of central nervous system metastasis in patients with inflammatory breast cancer.
Adjunctive AI Software for Brain MRI Gets FDA Clearance for Assessing High-Grade GliomasOctober 10th 2022
Incorporating artificial intelligence (AI)-based technology, Neosoma HGG reportedly demonstrated a 95.5 percent accuracy rate in measuring brain tumor volume on brain magnetic resonance imaging (MRI) scans at various points during the treatment of patients with high-grade gliomas.
Current Insights on Breast Density, Contrast-Enhanced Mammography and Supplemental Breast Cancer ScreeningOctober 7th 2022
In a wide-ranging video interview, Wendie Berg, MD, PhD, discussed her family history with breast cancer, the founding of DenseBreast-info.org, emerging research with contrast-enhanced mammography and the need for a national standard on breast density notifications.