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Instead, the AuntMinniecommunity gravitated more toward articles describing how advanced image analysis -- including AI-based assessment of body composition on CT scans -- can track treatment results and predict patient outcomes. MRI safety also remains a hot-button issue. Read more in the snapshots below.
To celebrate AuntMinnie's 25th anniversary, were sharing the top 25 most highly viewed articles from the conference in Chicago. At RSNA 2024, readers were especially interested in the role of MRI in estimating a patients risk of Alzheimers and in predicting cognitive decline. It anticipates meeting or exceeding 40,000 registrants.
New articles will be published each Monday until our official anniversary at RSNA 2024. MRI safety articles have always been popular with our members, so it’s not surprising that our top article in 2019 reported on a safety incident in Sweden. Following the incident, metal detector gates were installed, he said.
Kaiser Permanente in Redwood City, CA is paying an $18,000 fine after an accident involving an MRI machine injured a nurse, according to a report by the Daily Post. The MRI machine pulled a metal bed and a nurse several feet, leaving the nurse with injuries to her pelvis, right leg, and abdomen. The accident took place on February 23.
FDG-PET/MRI is comparable or superior in diagnostic performance to FDG-PET/CT across a range of cancers and endpoints, according to a review of head-to-head studies published July 17 in the American Journal of Roentgenology. PET/MRI showed a staging accuracy in breast cancer of 98% versus 74.5% versus 69.2%. versus 69.2%. versus 66.2%
The American College of Radiology (ACR) has released an updated manual on MRI safety. MRI safety came to the fore in 2001, when six-year-old Michael Colombini died during an MRI exam from a blow to the head from a ferromagnetic oxygen tank. The MRI environment: MRI site planning and MRI zones. MRI screening.
PET/MRI scans have revealed immune system reactions after COVID-19 vaccines in children with cancer, according to a study published October 26 in the Journal of Nuclear Medicine. A team at Stanford University in Stanford, CA, evaluated F-18 FDG-PET/MRI scans of six children and young adults before and after COVID-19 vaccination.
Researchers at the University of Zurich in Switzerland say they have produced the first cinematically rendered image from a patient based on a standard clinical F-18 FDG-PET/MRI scan. The article was published on July 1 in the European Journal of Nuclear Medicine and Molecular Imaging and featured as the journal's Image of the Month.
PET/MRI imaging shows promise in diagnosing fevers or inflammation of unknown origin and may have advantages over PET/CT, according to a study published January 3 in the European Journal of Radiology. They evaluated the sensitivity, specificity, and predictive values of the PET/MRI findings in relation to the final diagnosis.
F-18 fluoroestradiol (FES) PET may improve staging of grade 1 or 2 estrogen receptor (ER)-positive breast cancer compared with F-18 FDG-PET, according to an article published March 4 in Radiology. All lesions had also been identified at mammography and MRI. Image and caption courtesy of the RSNA.
Researchers at University of California, San Francisco (UCSF) and Duke University Medical Center in North Carolina have created an automatic deep learning-based neonatal brain MRI extraction algorithm. The article was published February 26 in Nature Scientific Reports.
New articles will be published each Monday until our official anniversary at RSNA 2024. In 2023, our most highly read article in 2022 featured research demonstrating the impact of heavy cannabis use on the brain. All participants were scanned on a Skyra 3-tesla MRI unit from Siemens Healthineers.
Efforts to bring quantitative MRI analysis into clinical practice received a boost with the availability of two new Category III Current Procedural Terminology (CPT) codes for brain MRI. Effective January 1, 2024, the new codes, 0865T and 0866T, support the use of software to analyze brain MRI exams with comparison to prior studies.
We hope you enjoy our article as well as the opportunity to hear directly from the recipients. He is particularly excited about the growth of ultrahigh field MRI in neuroimaging -- especially since he reads neurodegenerative and movement disorder cases every day, he told AuntMinnie.com. "We
Radiology departments can take proactive steps to promote environmental sustainability, according to an article published April 23 in Radiology. Hanneman said that overall greenhouse gas emissions can be reduced by up to 33% for MRI and between 40% and 80% for CT. The full article can be found here.
Developing and testing a new class of “super phantoms” is needed to optimize new medical imaging techniques before they are used in human studies, according to an article published May 24 in Communications Engineering. The full article is available here. An international group from the U.S.,
The hospital's three CT scanners, one MRI system, and one linac (linear accelerator) device appear to be unaffected, but several mobile x-ray and ultrasound units were struck, and a full assessment of imaging equipment located in two different buildings is now underway, he explained. The attack happened at around 10 a.m. local time.
In addition, the article in Radiology provided an English translation of the original German summary for the case of a 48-year-old female patient. The full journal article can be found here.
While MRI-detected biomarkers may serve a beneficial role for people with hip and knee pain, the modality's clinical utility may be limited in patients over the age of 45 in patients with advanced osteoarthritis, according to an article published in the American Journal of Roentgenology ( AJR ). Erin Alaia, MD.
The use of somatostatin receptor PET imaging and therapy in meningiomas is on the rise, and new guidelines on their use can help pave the way to improved outcomes for patients, experts noted in a recent article. The article was published October 10 in the Journal of Nuclear Medicine. The full article is available here.
Photon-counting CT may serve as an alternative to MRI for assessing liver fat in patients with fatty liver disease, according to an article published September 24 in Radiology. They compared “fat fractions” derived from photon-counting CT versus MRI. The disease affects up to 24% of the population in the U.S.
The article was published January 11 in the Journal of Nuclear Medicine. Postimplantation CT and preimplantation T1-weighted MRI are coregistered for sEEG lead localization. Raw SPECT images are coregistered to T1-weighted MRI sequence. A link to the full article can be found here.
The article was published January 25 in Neurological Research and Practice. MRI is the imaging gold standard for diagnosis, yet identifying the disease using this method remains challenging, the researchers wrote. In all three cases, gadolinium-enhanced MRI scans did not show abnormalities.
New articles will be published each Monday until our official anniversary at RSNA 2024. Our most highly read article in 2022 reported on the passing of one of the most important pioneers in the history of radiology. Raymond Damadian, MD, considered by many to be the "father of MRI," died on August 3 at the age of 86.
Researchers in New Zealand have used MRI to evaluate the effects of cannabis (or marijuana) on the aging brain. They presented their findings at the International Society for Magnetic Resonance in Medicine (ISMRM) annual meeting in Toronto, Canada, and our report on their work was the most viewed article on AuntMinnie.com in 2023.
New articles will be published each Monday until our official anniversary at RSNA 2024. Our top article in 2017 covered an EU regulatory body's controversial recommendation to pull four gadolinium-based contrast agents from the market. The agents affected include some of the most widely used contrast products in medical imaging. "The
Music can be calming for patients undergoing medical imaging, an article published February 7 in Radiography suggests. This includes imaging procedures such as MRI, mammography, and PET among others. While medical imaging has proven its value in health screening, such procedures can be anxiety-inducing and uncomfortable for patients.
New articles will be published each Monday until our official anniversary at RSNA 2024. Our most highly read article in 2021 reported on two of these studies. Below) 41-year-old woman who underwent high-risk screening breast MRI 15 days after first COVID-19 vaccination dose. BI-RADS 3 was assigned. BI-RADS 3 was assigned.
Outcomes of ED imaging orders by modality Inappropriate ultrasound Appropriate ultrasound Inappropriate CT Appropriate CT Inappropriate MRI Appropriate MRI Final reports demonstrating findings compatible with the initial diagnosis 14.3% of MRI orders were categorized as “usually not appropriate” under the Appropriateness Criteria.
Variability in the quality and interpretation of multiparametric MRI (mpMRI) prostate scans is a problem that confronts radiologists. Because mpMRI is widely used, radiology software developers have sought to improve and eliminate the drawbacks, especially to reduce the risk of errors for less skilled MRI readers and nonradiologists.
The frequency of CT scans of the lower extremity was comparable to that of MRI studies of the lower extremity (4.1% The full article is available here. Conversely, the most frequently performed study was duplex ultrasound, which was carried out in 50% of all patients.
The group previously described developing the AI model in an article published last year. In this case, a 43-year-old man underwent an MRI scan that showed no contrast enhancement, yet hyperintensities were apparent in the patient’s left thalamus and frontoparietal region.
In a clinical trial, EVT improved clinical outcomes after 90 days in patients with a wide spectrum of infarct volumes (stroke sizes) assessed either by CT or MRI imaging at baseline, noted a group led by Amrou Sarraj, MD, of Case Western Reserve University in Cleveland, OH. The full article can be found here.
milla1cf Fri, 03/29/2024 - 08:01 March 29, 2024 — Magnetic resonance imaging ( MRI ) is a cornerstone in the landscape of medical diagnostics, celebrated for its non-ionizing and non-invasive nature. Since its clinical introduction in 2009, Ferumoxytol-enhanced MRI (FE-MRI) has significantly reshaped CE-MRI practices.
A brain MRI (also known as a head MRI ) allows a radiologist to examine not only the brain itself but also the bones of the skull, the optic and cranial nerves, the blood vessels connected to the brain, the muscles, fat, and connective tissue in the head, and the structures of the inner ear.
For example, an article published September 23, 2023, in Nature suggested building in a separate maintenance cost and also comparing a price-per-scan model. AI in breast MRI At University of Chicago Medicine, the academic health system expanded its breast imaging services in 2023 to include a faster and less expensive breast MRI.
This persistent inflammation increases atrophy of gray matter in the brain, yet is difficult to assess on MRI scans, the authors explained. The full article is available here. This allows extended imaging acquisition times to measure TSPO as a biomarker, the team wrote.
What’s more, the USPSTF concluded that there was insufficient evidence to recommend supplemental screening with MRI or ultrasound in women, regardless of breast density. Furthermore, high-risk women who desire supplemental screening -- but cannot undergo MRI -- should consider contrast-enhanced mammography, according to the ACR.
Identifying where the cancer started in these patients using CT, MRI, nasopharyngoscopy, or laryngoscopy is a significant challenge, they wrote. C) T1-weighted, T2-weighted, and contrast-enhanced T1-weighted MRI also presented no evidence for primary tumor. The full article is available here.
While ChatGPT landed two spots in the top 10 most popular articles in 2023, what grabbed the attention of the radiology community the most varied along five other theme lines. Two stories about brain imaging: One regarding the effects of cannabis use and the other suggesting possible mechanisms behind long COVID.
Sports-related postconcussion changes in cerebral blood flow and white matter identified on MRI persist in athletes up to one year after injury, according to a study published March 12 in Neurology. The complete article can be found here. Concussed athletes were paired with a matched control group of uninjured athletes.
All patients underwent F-18 PI-2620 PET imaging, as well as amyloid PET, MRI, and neuropsychologic tests at baseline and at follow-up after one year. A link to the full article can be found here. The team prospectively enrolled 52 participants (age, 69.7 ± 8.4 years; in 15 patients with negative amyloid PET scans; 1.18 in
Both CT and MRI enterography show promise for assessing the severity of Crohn's disease, researchers have reported. Rieder and colleagues evaluated the reliability of CT and MRI enterography features to describe Crohn's disease strictures and their correlation with stricture severity. Maximal associated small bowel dilation 0.74
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