Senior Editor, Diagnostic Imaging
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.
SNMMI: Can Ultra-Low Dose PET Supplant the Need for CT Attenuation Correction?
June 11th 2024Ultra-low dosing with long axial field-of-view positron emission tomography (PET) scanners facilitates qualitative PET imaging at a more than 50 percent reduction of conventional radiation dosing with PET, according to new research presented at the SNMMI 2024 conference.
SNMMI: AI May Enhance Detection and Risk Assessment for Multiple Cancers on Whole-Body PET/CT Scans
June 10th 2024Deep transfer learning may elevate the capability of whole-body PET/CT scans to diagnose multiple cancers, ranging from breast cancer and lung cancer to melanoma and prostate cancer, according to new research presented at the SNMMI conference.
Could Pluvicto Have a Role in Taxane-Naive mCRPC?: an Interview with Oliver Sartor, MD
June 10th 2024In an interview at the SNMMI 2024 conference, Oliver Sartor, M.D. discussed key findings from new award-winning research evaluating the potential of Pluvicto in treating patients with taxane-naïve metastatic castration-resistant prostate cancer (mCRPC).
Siemens Healthineers Announces FDA Clearance for New PET/CT System at SNMMI Meeting
June 9th 2024Emphasizing enhanced time-of-flight performance and an energy-efficient design, the Biograph Trinion PET/CT system can reportedly be utilized for a variety of imaging needs, ranging from theranostic applications to neurology imaging.
New SNMMI President Cathy Cutler, PhD Discusses Current Challenges and Goals for Nuclear Medicine
June 9th 2024In a recent interview, Cathy Cutler, Ph.D., shared her perspective on a number of topics affecting nuclear medicine, ranging from isotope availability and reimbursement challenges for diagnostic radiopharmaceuticals to increasing patient interest in PET imaging.
SNMMI: Study Finds FAP-Targeted Radioligand Therapy Beneficial for Patients with Advanced Sarcomas
June 8th 2024The use of 90Y-FAPI-46 radioligand therapy resulted in controlled disease progression in nearly half of a 30-person cohort largely comprised of patients with advanced sarcomas, according to new research presented at the 2024 Society of Nuclear Medicine and Molecular Imaging (SNMMI) Annual Meeting.