Researchers found in situ pulmonary artery thrombosis associated with radiation therapy has unique imaging characteristics and does not typically embolize. The study identified 27 patients with PAT after RT, highlighting the importance of radiologist awareness for accurate diagnosis and management.
Dual-energy CT enhances radiologist confidence in emergency department imaging studies, leading to reduced downstream imaging and associated costs. This technology resulted in a decrease of recommended follow-up imaging examinations totaling $52,991.53-61,598.44.
Patients with COVID-19 show a higher prevalence of thromboembolism and solid-organ infarction compared to those without the disease. Hypercoagulability is suggested by increased findings in abdominal and extremity macrothrombi, necessitating radiologists to consider COVID-19 diagnosis.
The American Roentgen Ray Society will convene its 2021 Annual Meeting as an all-virtual event from April 18-22, 2021. The meeting will offer world-class educational activities led by experts in radiology across various subspecialties.
A study found that minimally invasive ultrasound-guided carpal tunnel release improves hand function and reduces discomfort in patients with carpal tunnel syndrome. The procedure demonstrated a safe, effective, and less invasive alternative to traditional open or endoscopic surgery.
Researchers used modest data and basic engineering AI to solve complex MRI appointment no-shows. The study found a 17.2% improvement in no-show rates after implementing phone call reminders for high-risk patients.
Despite significant increases in radiology research funding since 1994, citation rates have remained unchanged, with no association found between funding and citations. Funding sources, including federal sponsorship and nonprofit foundations, were primarily utilized.
Researchers developed computational models of patients with COVID-19 to enhance assessment and analysis tools in CT and radiography. These models were combined with imaging simulators for COVID-19 studies, yielding realistic results.
A study found that electronic consultations between primary providers and radiologists improved patient care by reducing unnecessary imaging tests. The platform provided a secure method for PCPs to ask specialist questions, promoting collaboration and improving outcomes.
A study found that 11.4% of second-opinion radiology reports were ignored by clinicians, with sonography and pediatrics having the highest rates. The cost of these ignored reports could be substantial, estimated at €53,700 or approximately $63,427.
Researchers found that breast cancer diagnosis via diffusion-tensor imaging (DTI) was equivalent before and after gadolinium-based contrast agent administration. DTI parameters showed a statistically significant reduction in cancer lesions after contrast enhancement, leading to increased conspicuity for radiologists.
A study found that COVID-19 patients are 2.4 times more likely to experience large vessel occlusion stroke compared to those without the disease. The risk was highest among men and those over 66 years old.
A recent study published in American Journal of Roentgenology found that lung ultrasound was highly sensitive for detecting COVID-19 abnormalities, with B-lines, thickened pleural line, and pulmonary consolidation being the most commonly observed features.
The study found that focusing on subjects less likely to remain in the program, such as smokers and those with negative low-dose CT exams, improves cost-effectiveness and maximizes societal benefits. Adherence increased progressively with higher Lung-RADS categories, and having smoked previously was a significant predictor of adherence.
Most COVID-19 lesions are located in the peripheral zone and close to the pleura, whereas influenza virus pneumonia is more prone to show mucoid impaction and pleural effusion. However, differentiating between the two conditions remains challenging due to overlapping CT manifestations.
The American Journal of Roentgenology is implementing an author-centered peer-review system to streamline the submission process and provide rapid initial decisions. The journal is also rapidly publishing accepted manuscripts as Online First, expediting timely research for radiologists and allied scientists.
Researchers found that patients with less pulmonary consolidation on chest CT were more likely to have negative initial lab results for COVID-19 pneumonia. The study used chest CT scans and RT-PCR tests on 21 patients with confirmed COVID-19 pneumonia.
Diagnostic ultrasound services have implemented several updates to prevent COVID-19 transmission to frontline providers. Segregated workflows and protocols ensure patient screening, staff isolation, and proper equipment handling to minimize the risk of nosocomial transmission.
The American Roentgen Ray Society reaffirms its mission to improve health through a community of allies dedicated to knowledge and quality care for all. Recent events highlighting racial injustice in the US healthcare system have prompted ARRS to reiterate its commitment to addressing these inequities.
To minimize risks, interventional radiologists propose a tiered approach for delaying cross-sectional procedures during the pandemic. Procedures should be categorized into urgent, within 2 weeks, or delayed for 2-6 months based on clinical circumstances.
A case series of 30 pediatric patients with COVID-19 found that 77% had negative chest CT findings, while the subset with positive results showed common patterns such as bilateral ground-glass opacities and lower lobe predominance. Age correlated with increasing severity of findings.
Remote reading of imaging studies on home PACS workstations helps protect vulnerable radiologists and patients from COVID-19, while ensuring seamless interpretation capabilities in emergency scenarios. The study highlights the challenges and solutions in implementing teleradiology, including workstation assignments and workflow redesign.
Radiologists at Shanghai Jiao Tong University Medical School implemented strict disinfection measures, including air disinfector use and ultraviolet light, in CT examination rooms to reduce COVID-19 transmission risk. Radiographers followed personal protective equipment protocols, with separate zones for clean and contaminated areas.
A review of pediatric COVID-19 imaging findings reveals unique characteristics, such as the halo sign and subpleural sparing. These features can help radiologists narrow the differential diagnosis, leading to optimal patient care.
The American Journal of Roentgenology review highlights the limitations of chest CT scans in diagnosing COVID-19 pneumonia. The authors recommend reserving CT for evaluation of complications or alternative diagnoses due to its potential for overestimation of sensitivity and specificity.
New CT scoring criteria evaluate the progression of COVID-19 pneumonia by assessing both lobe involvement and changes in CT findings. The criteria suggest earlier diagnosis and treatment lead to shorter disease resolution times.
The article highlights key areas of review for diagnostic radiologists, vascular and interventional radiologists, nuclear medicine and molecular imaging specialists, as well as radiographers and nursing units. It emphasizes the need for rapid sharing of accurate information, infection prevention, and control knowledge, and emotional ma...
A recent study published in the American Journal of Roentgenology found that chest CT scans have a low misdiagnosis rate for COVID-19 and can standardize imaging features. However, CT remains limited for distinguishing between specific viruses.
Most patients with COVID-19 pneumonia have ground-glass opacities (86.1%) or mixed GGO and consolidation (64.4%), according to a multi-center study published in the American Journal of Roentgenology. The lesions are often peripheral, bilateral, lower lung predominant, and multifocal.
COVID-19 imaging features exhibit variable and nonspecific characteristics, but also share similarities with those of severe acute respiratory syndrome (SARS) and Middle East respiratory syndrome (MERS). Initial chest imaging abnormalities are common, affecting at least 85% of patients, often displaying bilateral lung involvement.
Joint capsule edema and thickness at the axillary recess are useful predictors of stiff shoulders in patients with rotator cuff tears. MRI findings also show associations between tear size, location, and preoperative passive range of motion.
Mobile devices have been found to be both reliable and accurate for making clinical decisions about administering IV thrombolysis in patients with acute stroke. This allows for increased neuroradiologist availability and the potential use of reperfusion therapies in resource-limited countries.
A meta-analysis of severe frostbite injuries found promising results using intraarterial and intravenous tissue plasminogen activator to reduce amputation rates. The study included 209 patients treated with thrombolytic therapy, resulting in a salvage rate of 76%.
A team of researchers from Stanford University has developed a quantitative framework to sonographically differentiate between benign and malignant thyroid nodules. The framework achieved AUC values comparable to those of expert radiologists, suggesting its potential for establishing a fully automated system of thyroid nodule triage.
A deep learning method using a convolutional neural network (CNN) accurately differentiates between malignant and benign solid masses in small renal masses on contrast-enhanced CT scans. The corticomedullary phase showed the highest AUC value, indicating its effectiveness in malignancy prediction.
A recent study found that low back pain accounts for approximately one-third of new emergency department imaging in the US. Imaging utilization varies significantly by region, with patients in the southern US undergoing more imaging than those in the western US.
A study published in the American Journal of Roentgenology found that fluorodeoxyglucose PET, combined with high-resolution CT, can predict invasive histopathologic subtypes of early lung adenocarcinoma. The imaging technique also showed higher SUVmax values in invasive adenocarcinomas compared to non-invasive forms.
Researchers observed reversed halo signs in most cases of CT-based septic pulmonary embolism diagnosis related to IV substance use disorder. The sign is an early and reliable imaging finding.
Researchers identified CEUS biomarkers predicting HCC in cirrhotic nodules, stratifying risk within the LI-RADS system. Customized surveillance strategies can be enabled using these biomarkers.
A recent study comparing digital breast tomosynthesis (DBT) and full-field digital mammography (FFDM) found that DBT significantly increased cancer detection rates for invasive, minimal, estrogen receptor-positive invasive, and node-negative cancers. However, the difference was not significant for ductal carcinoma in situ.
The American Journal of Roentgenology review article details common imaging manifestations of vaping-associated lung injury, including hypersensitivity pneumonitis, diffuse alveolar hemorrhage, and organizing pneumonia. The article emphasizes the importance of recognizing these patterns in radiologists to prompt clinical teams to ask a...
A study of academic radiology departments found that there is no uniform approach to handling outside imaging studies, with some requiring formal reports and others allowing them in the institutional PACS. This lack of consensus may impact patient care and radiation safety.
A study published in the American Journal of Roentgenology found that ultrasound screening after digital mammography and digital breast tomosynthesis yielded no significant difference in additional cancer detection rate. The findings suggest that DBT does not obviate additional US screening for women with dense breast tissue.
A study published in the American Journal of Roentgenology found that diagnostic radiologists with lifetime ABR certificates were significantly less likely to participate in Maintenance of Certification (MOC) programs. Participation rates were only 13.9% among those with lifetime certificates, compared to nearly universal participation...
Nonphysician providers, including nurse practitioners and physician assistants, rarely render diagnostic imaging services, with most being radiography and fluoroscopy. Despite growing involvement in imaging-guided procedures, NPPs still represent a small fraction of all diagnostic imaging interpretations.
A new machine learning-based model evaluates immunohistochemical characteristics in patients with suspected thyroid nodules, achieving excellent performance for individualized noninvasive prediction. The model improves thyroid nodule diagnoses and helps identify papillary thyroid cancers earlier.
The article provides a comprehensive overview of gender affirmation surgical therapies encountered in diagnostic imaging. It defines normal postsurgical anatomy and describes select complications using a multidisciplinary, multimodality approach. Key findings include the importance of regular prostate cancer screening for trans-female ...
A multidisciplinary team at Kaiser Permanente developed a complete imaging history definition, including four prompts for date, location, pain, and concern. This led to a significant increase in orders containing all four components, from 16% to 52%, and improved mean character count of entered histories.
A retrospective review of 304 patients found that aspirin therapy improved lab values and overall survival post-TAE for HCC, with lower bilirubin levels at 1 day, 1 month, and 1 year after embolization. Aspirin use was also associated with longer median overall survival period after TAE.
Wearing magnetic eyelashes during MRI can create substantial artifact, obscuring entire phantom. The eyelashes detached from the phantom after scanning, attracted to each other due to friction and adhesion.