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PET/CT scans with an experimental prostate-specific membrane antigen (PSMA) imaging agent can identify supraclavicular nodal metastasis in newly diagnosed prostate cancer patients, researchers have reported. For the analysis, the researchers included 240 patients who underwent scans for primary staging of newly diagnosed disease.
A Swiss research team has developed and tested an AI model that automatically segments anatomic structures on MR images independent of sequence, according to a study published February 18 in Radiology. Images and caption courtesy of the RSNA. The team then assessed the model's performance using Dice scoring.
When it comes to medical imaging, radiology is what most often comes to mind, and for good reason. A large percentage of medical imaging created by most hospitals tends to come from the radiology department. In most cases, medical images and scans are placed into an electronic medical record (EMR) as a link. In the U.S.
X-ray and ultrasound machines were badly damaged in a rocket attack on Ukraine's largest children's hospital on July 8, according to radiologist Stanislav Rebenkov, MD. Rebenkov has been head of radiology at Ohmatdyt Children's Hospital since 2020. Broken glass and damaged equipment are found throughout the hospital.
PET imaging with nitrogen-13 (N-13) ammonia radiotracer can help predict major adverse cardiac events in patients with ischemic heart disease (IHD), according to a study published May 30 in Radiology: Cardiothoracic Imaging. Patients underwent the scans between January 2017 and January 2021.
Outcomes over 10 years suggest that image-guided thermal ablation is a safe and effective option for patients with papillary thyroid carcinoma, according to a study published November 7 in JAMA Otolaryngology-Head & Neck Surgery. The 10-year disease-free survival was 93.9%. The mean age of patients was 45.8
and radiology has learned much since then, according to experts who directly dealt with the diseases impact. While the pandemic affected medical operations across the country, the experts said that radiologists developed and honed their sense of resiliency as imaging was placed on the front lines.
A group of different brain regions that are activated by creative tasks are part of one common brain circuit, wrote a team led by Julian Kutsche, a researcher with the Center for Brain Circuit Therapeutics at Brigham and Women's Hospital. The findings were published February 13 in JAMA Network Open.
CT imaging shows that severe acute respiratory disease events can be caused by quantitative interstitial abnormalities (QIA) -- that is, small irregularities that don't necessarily meet diagnostic criteria for advanced pulmonary diseases but show up on CT exams over time, a study published April 30 in Radiology has reported.
The use of AI in thoracic imaging has begun to demonstrate "cumulative evidence of effectiveness," but more testing and research are needed to determine its feasibility for this application, according to a commentary published February 25 in Radiology. van Beek, MD, of the University of Edinburgh in the U.K. in an accompanying editorial.
A predictive model combining multiple ultrasonic parameters could discriminate between different liver diseases in a study published March 19 in Radiology. These findings are important for noninvasive assessment of the MAFLD disease process,” the Liu team wrote. A 1-cm region of interest is placed within the sampling box of each image.
Centers for Medicare and Medicaid Services (CMS) proposed a new reimbursement plan July 10 for diagnostic PET scans that would provide separate payments for radiopharmaceuticals, as well as an extra payment for hospitals when they use domestically produced technetium-99m (Tc-99m).
Indications of myosteatosis (that is, the accumulation of fat in skeletal muscles) on preoperative chest CT imaging are linked with worse survival after surgery in patients with stage 0 to IIB non-small cell lung cancer (NSCLC), researchers have reported. Images and caption courtesy of the RSNA. "We
Middlebrooks' research interest consists of using ultrahigh-field, 7-tesla MRI to plot brain microstructure and develop surgical treatment of brain tumors, epilepsy, and neurodegenerative and movement disorders such as Parkinson's disease, essential tremor, and dystonia. AI Project, and a member of the Johns Hopkins Kimmel Cancer Center.
The scanners could reconstruct images faster than we could report them. But the pressure kept building, and the number of CT and MRI scans grew by 20% annually in my hospital. The only way they could appease the gods of cross-sectional imaging was to avoid contact with other humans. But expectations have grown.
Gastrointestinal imagers should use high-quality MR enterography for complex inflammatory bowel disease (IBD) cases that can't be dealt with using intestinal ultrasound, even though both tests contribute to overall assessment, said an expert leading an advanced course on imaging Crohn's disease at ECR 2025. "MR
The findings could help clinicians tailor biopsy recommendations for men with low- to intermediate risk of the disease, according to the authors. To assess the algorithms potential impact, the team prospectively enrolled 205 men at an average age of 68, from December 2022 to July 2023 at two Seoul hospitals.
Massimo Mischi, PhD, of the Eindhoven University of Technology in the Netherlands, described the use of ultrasound contrast agents with AI and an imaging technique known as contrast-enhanced ultrasound dispersion imaging (CUDI) to produce 3D and 4D datasets that are as good as MRI imaging.
reported brain imaging findings on MRI in COVID-19 survivors who had been hospitalized. These individuals' imaging results were compared to 51 age-matched controls without prior history of COVID-19 who also underwent this type of MR imaging. Images courtesy of the University of Cambridge.
Women at high risk of breast cancer, such as those with a personal history or family history of the disease or those with dense breasts, may be recommended for supplemental imaging. Images depict a 55-year-old woman with a family history of breast cancer who underwent combined mammography and MRI screening. (A)
CHICAGO – Black patients receive fewer MRI scans for Alzheimer’s disease diagnosis and undergo imaging at an older age than other racial groups, according to research presented November 27 at RSNA 2023. Image courtesy of Joshua Wibecan, MD. A brain MRI in patient with mild cognitive impairment. in the Other group.
The global medical imaging community has paid tribute to Willi Kalender, PhD, the renowned medical physicist who died on October 21 at the age of 75. He is the father of contemporary CT imaging -- and thus of clinical radiology as we know it today," Christiane Kuhl, MD, PhD, told AuntMinnie.com on November 4. Willi Kalender, PhD.
Safety net hospitals provide equitable care in breast cancer screening in terms of race and ethnicity, a study published December 12 in Academic Radiology found. The Boyko team identified predictors tied to lower mortality in women diagnosed and treated for breast cancer at a safety net hospital. for age (p = 0.001) and 6.37
This study aims to provide a new evaluation method for diagnosing and treating TMT poisoning while shedding light on its underlying mechanisms, wrote first author Anqing Liu, of the Guangdong Province Hospital for Occupational Disease Prevention and Treatment. Micro-PET/CT images of rats. (a) DEED, Attribution 4.0
MR proton density fat fraction (PDFF) imaging helps predict liver health, researchers have found. The MRI PDFF measure could improve patient care by giving clinicians a more accurate picture of liver disease, a team led by Tianyi Xia, MD, of Zhongda Hospital School of Medicine, Southeast University, in Nanjing, China.
A PET study has revealed that women over the age of 70 who took menopausal hormone therapy (HT) more than a decade before have faster brain tau accumulation -- a key indicator of Alzheimers disease. The findings may inform [Alzheimers disease] risk discussions relating to womens reproductive health and treatment, the group wrote.
Microflow imaging can differentiate between benign and malignant breast lesions, suggest findings published October 28 in Clinical Radiology. Microflow imaging and high-definition microflow imaging can detect more blood flow in breast lesions than color Doppler flow imaging…,” Luo and co-authors wrote. Grade 1 25.4%
A team led by Jinhao Lyu, MD, from the Chinese PLA General Hospital in Beijing found that the synthetic images produced by their system were comparable to real CTA images, which could help assess the aorta and carotid arteries while avoiding risks related to contrast media use. and p > 0.99, respectively).
Primary care providers (PCPs) want radiologists to include incidental findings from CT imaging in their reports, but they're not very confident in the AI technology that flags these results, researchers have reported. The study was published in the August issue of Clinical Imaging. "[Our practiced in community hospitals.
A team led by Junqi Han, MD, from the Affiliated Hospital of Qingdao University in China found that its model combining data from mammography images, ultrasound images, and other characteristics performed well in predicting disease-free survival of breast cancer.
Imaging surveillance may be the way to go for monitoring radial scars without atypia found on screening digital breast tomosynthesis (DBT), research published March 13 in the American Journal of Roentgenology found. It excluded women without surgical excision or at least two years of imaging follow-up after biopsy.
The following is the list of candidates for the 2024 edition of the Minnies, AuntMinnie.com 's campaign to recognize the best and brightest in medical imaging. This year, hundreds of candidates have been selected as semifinalists for 14 categories, ranging from Most Influential Radiology Researcher to Best New Radiology Software.
A vision transformer (ViT) AI model outperformed convolutional neural networks when classifying tumors on PET/CT images as benign or malignant, according to a study published April 9 in Scientific Reports. They have been adapted to include mechanisms that process images as sequences of tokens. Image courtesy of Scientific Reports.
more than 6 million Americans have Alzheimer's disease, a debilitating and far-reaching disease that accounts for 60% to 80% of dementia cases, and by 2050, this number is projected to rise to nearly 13 million, according to Alzheimer’s Disease International. The disease affects memory, thinking, and behavior. In the U.S.,
PET brain scans show persistent brain inflammation in patients with multiple sclerosis (MS), despite being treated with high-efficacy disease-modifying therapies, according to a recent study by researchers in Boston. Image courtesy of Clinical Nuclear Medicine.
Dynamic digital radiography (DDR) has shown for the first time that it can be used to automatically capture lung signal changes during forced breathing in patients with chronic obstructive pulmonary disease (COPD), according to a recent study. Dynamic image data was acquired at 7.5 and Japanese developers wrote.
PET scans typically used for diagnosing prostate cancer may have value in detecting inflammatory bowel disease (IBD), according to a case series published December 8 in Clinical and Experimental Gastroenterology. He was admitted to the hospital. B) Axial CT image with arrows identifying active inflammation in the descending colon. (C)
AI improves chest x-ray imaging interpretation by nonradiologist practitioners, which could be useful in low-resource settings, according to research published January 29 in Chest. Chest x-rays are the go-to modality for assessing whether or not a disease requires immediate treatment.
A team led by Elisabetta Giannotti, MD, from Hospital NHS Foundation Trust in Cambridge, U.K., CEM also showed greater sensitivity (70%) for multifocal disease than that of standard mammography (20%, p Additionally, CEM overestimated tumor size by an average of 1.5 times, which was comparable to MRI overestimating by an average of 1.3
Flyrcadois a unit-dose PET myocardial perfusion imaging (MPI) agent intended for patients with known or suspected coronary artery disease. Pass-through payment status will allow the CMS to provide separate payments for the radiopharmaceutical and the PET-CT scan when performed with Flyrcado in the hospital outpatient setting.
Deep learning-based image reconstruction (DLR) has been a hot topic in CT over the past five years, as researchers and vendors have continuously demonstrated the technology's potential to improve on legacy and filtered back-projection (FBP) reconstruction methods. Accordingly, commercial and research activity has accelerated.
SPECT/CT imaging can show over time how patients taking tafamidis for heart disease respond to the treatment, a group at Brigham and Women’s Hospital in Boston reported. Transthyretin cardiac amyloidosis (ATTR-CM) is a life-threatening disease that occurs when amyloid fibrils accumulate in the heart. years between scans.
Uncovering MACE risks With many factors underlying MACE, radiologists and data scientists have been mining various regions of interest on cardiac CT images to bring potentially useful predictive and prognostic tools to the forefront. More than 15 million CT exams are performed in the U.S.
Alzheimer’s disease patients with cognitive impairment or dementia who were referred for amyloid PET scans had fewer hospitalizations compared with a matched control group, according to a study published October 9 in JAMA Neurology. The percentage of patients impacted was small – just 4.5% of patients with dementia, the authors noted.
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