Senior Editor, Diagnostic Imaging
A Victory for Radiology: New CMS Proposal Would Provide Coverage of CT Colonography in 2025
July 12th 2024In newly issued proposals addressing changes to coverage for Medicare services in 2025, the Centers for Medicare and Medicaid Services (CMS) announced its intent to provide coverage of computed tomography colonography (CTC) for Medicare beneficiaries in 2025.
Study: Use of Preoperative MRI 46 Percent Less Likely for Black Women with Breast Cancer
July 11th 2024In the study of over 1,400 women with breast cancer, researchers noted that Black women with dense breasts or lobular histology were significantly less likely to have preoperative MRI exams than White women with the same clinical characteristics.
Can AI Facilitate Effective Triage for Supplemental Breast MRI After Negative Mammography Screening?
July 10th 2024The AISmartDensity software facilitated a cancer detection rate (CDR) with breast MRI that was nearly four times higher than the CDR previously reported in trials involving traditional breast density assessment.
Study: PSMA PET/CT More Advantageous than MRI for Locoregional Staging of Prostate Cancer
July 8th 2024For men with prostate cancer, new research demonstrates that 18F-PSMA-1007 PET/CT is 17 percent more accurate than mpMRI at identifying the final pathological tumor stage and 12 percent more accurate in detecting extracapsular extension.
Can Photon-Counting CT Provide Superior Lung Perfusion Imaging Over Dual-Energy CT?
July 8th 2024Photon-counting CT enables enhanced fissure visualization and a lower degree of cardiac motion artifacts for lung perfusion imaging at a significantly reduced scan time in contrast to dual-energy CT, according to new research findings.
Mammography and Breast MRI: Is it Time to Evaluate Strategies as Opposed to Modalities?
July 5th 2024The combination of mammography with breast MRI within 90 days had a 96.2 percent sensitivity in comparison to 48.1 percent for mammography and 79.7 percent for breast MRI performed within 91 to 270 days after index mammography, according to newly published research.
Study Finds Transvaginal Ultrasound Unreliable for Detecting Endometrial Cancer in Black Patients
July 3rd 2024Utilizing a threshold of less than 5 mm of ultrasound-measured endometrial thickness, the authors of a new study noted an 11.4 percent false-negative probability for endometrial cancer in Black patients.
Could MRI-Based AI Offer Better Risk Stratification for Prostate Cancer than PI-RADS?
July 3rd 2024The combination of deep learning assessment of prostate MRI with PI-RADS classification at a 15 percent risk threshold spared 49 percent of biopsies in comparison to 37 percent employing a PI-RADS>4 only cut-ff approach, according to new research.
ACR Collaborative Model Leads to 35 Percent Improvement with Mammography Positioning Criteria
July 1st 2024Noting significant variation with facilities for achieving passing criteria for mammography positioning, researchers found that structured interventions, ranging from weekly auditing of images taken by technologists to mechanisms for feedback from radiologists to technologists, led to significant improvements in a multicenter study.
New Study Shows Non-Radiologists Interpreting 28 Percent of Imaging for Medicare Patients
June 28th 2024While radiologists interpreted approximately 99 percent of all non-cardiac CT, MRI and nuclear medicine studies in hospital and emergency department settings for Medicare beneficiaries, new research shows significantly less radiologist review of cardiac imaging and office-based imaging.
Can AI Facilitate Improved Dual-Energy X-Ray Screening for Patients at High Risk of Osteoporosis?
June 28th 2024Out of 315 patients identified by artificial intelligence (AI) as being at high risk for osteoporosis, subsequent screening with dual-energy X-ray absorptiometry (DXA) in a randomized controlled trial revealed new-onset osteoporosis in 237 patients.
FDA Clears Pocket-Sized ECG System and AI Technology for Detection of Cardiac Conditions
June 27th 2024Using a reduced leadset and deep neural network algorithms trained on more than 175 million electrocardiograms, the KAI 12L technology reportedly detects up to 35 cardiac determinations, including acute myocardial infarction.
What New Research Reveals About PSMA PET/CT and Oligorecurrent Prostate Cancer
June 27th 2024For patients with oligorecurrent prostate cancer, the use of PSMA PET/CT guidance for metastasis-directed therapy (MDT) provided over 19 months more median progression-free survival than choline PET/CT guidance, according to newly published research.
Can Brain MRI-Based Connectome Mapping Predict the Progression of Parkinson's Disease?
June 26th 2024For patients with mild Parkinson’s disease, new research suggests that indexes of disease pathology with structural and functional connectivity of brain regions can help predict progression of gray matter atrophy at two- and three-year follow-up brain MRI exams.
Study Examines Prognostic Value of 68Ga-PSMA-11 PET/CT for Patients at High Risk of PCa
June 21st 2024Initial detection of metastatic prostate cancer via 68Ga-PSMA-11 PET/CT was significantly associated with PSA values > 20 ng/ml, ISUP grade > 3 and MRI T-stage > 3, according to research presented recently at the SNMMI conference.
Study Shows PET/CT is Superior to SPECT/CT in Managing Patients with Primary Hyperparathyroidism
June 21st 2024F18-choline PET/CT imaging guidance for minimally invasive parathyroidectomy (MIP) procedures led to a 29 percent higher percentage of normocalcemia at one month post-op in comparison to imaging guidance with Tc99m-sestaMIBI (MIBI) SPECT/CT, according to new research.
Adjunctive AI Leads to 16 Percent Increase in CT Sensitivity for Incidental Pulmonary Embolism
June 20th 2024Artificial intelligence facilitated a 96.2 percent sensitivity rate for incidental pulmonary embolism (IPE) on contrast-enhanced CT chest or abdomen exams, according to new prospective research involving over 4,300 patients.
MRI Workflow Adjustments Lead to Nearly 35 Percent Decline in Exam Delays for Sedated Patients
June 20th 2024Targeting improvements in workflow, patient consent protocols and adherence to scheduled exam times, researchers noted significant reductions in 15-minute and 30-minute delays with MRI exams for patients who required sedation or general anesthesia.
What a New Study Reveals About Whole-Breast Ultrasound Tomography, Mammography and Dense Breasts
June 19th 2024Emerging research suggests that combining full-field digital mammography and whole-breast ultrasound tomography provides superior sensitivity in detecting BI-RADS 4 lesions and superior specificity in diagnosing BI-RADS 3 lesions than mammography alone in women with dense breasts.
MRI-Based AI Model Facilitates 50 Percent Reduction in False Positives for Prostate Cancer
June 18th 2024In comparison to radiologists, new MRI research shows an emerging artificial intelligence (AI) model demonstrated a higher AUROC and a 14.8 percent higher positive predictive value for detecting prostate cancer at a mean PI-RADS 3 or greater operating point.
FDA Clears Mobile C-Arm Device Designed for Complex Vascular Procedures
June 17th 2024Offering a combination of intuitive user-friendly controls and enhanced imaging, the Zenition 90 Motorized C-arm reportedly facilitates workflow efficiencies and bolsters visualization for complex vascular procedures, cardiac interventions, and other clinical procedures.
Breast MRI Study: Can Node-RADS Scoring Enhance Detection of Lymph Node Invasion in Breast Cancer?
June 17th 2024Employing a cut-off of Node-RADS > 2 for differentiating malignant lymph nodes with breast MRI in women with breast cancer, researchers noted average sensitivity and specificity rates of 91.5 percent and 87.4 percent respectively.
Can Deep Learning Automate Amyloid Positivity Assessment on Brain PET Imaging?
June 14th 2024In validation testing with 205 18F florbetapir PET scans from 95 patients with Alzheimer’s disease, a deep learning model demonstrated a 93.2 percent accuracy rate and a 97 percent AUC for detecting amyloid-β positivity.