January, 2024

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International radiology societies share 4 key considerations when purchasing AI

Radiology Business

RSNA, the American College of Radiology and others shared their advice in a new joint statement published Monday across several imaging journals.

Radiology 122
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Key Takeaways from Multiple Radiology Societies on AI Assessment and Integration

Diagnostic Imaging

In a recently issued statement from multiple radiology societies including the RSNA and ACR, researchers offer practical advice for evaluating artificial intelligence (AI) tools, implementing AI into current workflows and monitoring of the technology to help ensure optimal benefit and effectiveness.

Radiology 140
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Shining a light on the hidden damage of mild brain injuries

Medical Xpress: Radiology

Researchers have created a new brain imaging method that allows mild traumatic brain injuries (mTBIs) to be diagnosed, even when existing imaging techniques like magnetic resonance imaging (MRI) don't show any structural abnormalities. The technique involves loading gadolinium, a standard MRI contrast agent, into hydrogel-based micropatches that are attached to immune cells called macrophages.

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Radiology Partners and a “Comprehensive Set of Financing Transactions”

Ben White

Last week, Radiology Partners released an announcement that it was “commencing a comprehensive set of financing transactions to strengthen its financial position.” Setting the Stage Going into 2024, RP was already cashflow negative (i.e. losing money) to say nothing of the massive debt payments due this year and next. For a reminder of what was coming, recall this slide: But it’s more than that: In addition to having no ability to pay these loans back, RP told lenders they̵

Radiology 320
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Maximize Your Radiology Center’s Performance With Specialized Scheduling

Patient-centric scheduling can only be achieved through optimized radiology workflows, effective communications between staff and physicians, and, of course, through specialized schedulers. In this guide, we’ll take you through a step-by-step process to transform your radiology center into a high-performance hub of medical imaging.

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MRI radiomics shows potential in determining breast cancer HER2 status

AuntMinnie

MRI radiomics features can differentiate breast cancers based on human epidermal growth factor receptors (HERs), according to research published January 24 in the American Journal of Roentgenology. Researchers led by Yuqin Peng from Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University in Guangzhou, Guangdong found that their nomogram based on MRI radiomics can distinguish HER2-zero from HER2-low or HER2-positives cancers, as well as HER2-low from HER2-positive cancers.

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Meet the European Radiology Review Fellows for 2024!

European Radiology

It is an honor for the European Radiology Editorial Team to introduce the new class of Review Fellows who will join us at the ECR 2024 and begin their Fellowship under the mentorship of our esteemed Deputy Editors. Over the next year, our Review Fellows will take part in handling manuscripts, analyzing scientific papers, and learning how to make editorial decisions under the guidance of supervising Editors.

Radiology 119
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Study Shows BPE Quantification on MRI Helps Predict Risk of Breast Cancer Recurrence

Diagnostic Imaging

Researchers found that several measurements of background parenchymal enhancement (BPE) on dynamic contrast-enhanced MRI were linked to a 27 to 66 percent higher risk of breast cancer recurrence.

MRI 138
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Ultrafast ultrasound: First successful contrast agent-free imaging of complex structure of kidneys

Medical Xpress: Radiology

A research team at POSTECH (Pohang University of Science and Technology) has investigated kidney diseases using ultrafast ultrasound that captures 1,000 images in just one second.

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2023 Word of the Year

Ben White

The American Dialect Society chose their 2023 word of the year : enshittificati o n. From its coiner, Cory Doctorow : Here is how platforms die: first, they are good to their users; then they abuse their users to make things better for their business customers; finally, they abuse those business customers to claw back all the value for themselves. Then, they die.

IT 276
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ACS: Cancer mortality declines, but incidence rates rise

AuntMinnie

Overall cancer mortality continues to decline, but incidence rates are up, according to a January 17 report by the American Cancer Society (ACS). The report shows that there have been more than four million fewer deaths from cancer in the U.S. since 1991. However, it also showed increased incidence for six of the top 10 cancers as the projected number of new diagnoses is over two million for the first time.

Diagnose 126
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Shining a light on the hidden damage of mild brain injuries

ScienceDaily

We all know someone who's had a head injury that was 'only' a concussion, but even mild traumatic brain injuries can cause lasting damage, and the vast majority are never diagnosed. A team created a way to diagnose mild TBIs (mTBIs) even when MRI scans showed nothing, using the body's own immune cells called macrophages. They attached microparticle 'backpacks' containing a common MRI contrast agent to the cells, which migrated to the brain and allowed them to see evidence of inflammation in pigs

MRI 123
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Pre-Hospital Antibiotics in Sepsis?

REBEL EM

Background: Sepsis remains one of the leading causes of morbidity and mortality. It is well-established that earlier recognition and treatment can lead to better outcome for these patients . Time to antibiotic therapy (from triage, not from onset of infection) has become a quality metric to improve the time to administration of these medications. In an effort to administer antibiotics earlier, many studies have attempted to give antibiotics in the prehospital setting but the benefit of this int

Hospital 120
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What Post-Void MRIs May Reveal About Midline Radiotracer Activity on PSMA PET/CT

Diagnostic Imaging

Patients with localized high-risk prostate cancer and midline radiotracer activity in the prostate had over double the incidence of urethral hyperintensity on T2W MRI, according to research presented at the American Society of Clinical Oncology (ASCO) Genitourinary Cancers Symposium (ASCO-GU).

MRI 136
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Celebrating 20 Years of Innovation: UCSF’s Center for Molecular and Functional Imaging

UCSF Biomedical Imaging

In 2003, the Center for Molecular and Functional Imaging (CMFI) at China Basin Landing opened its doors with San Francisco’s first 3T MRI and two 1.5T clinical scanners, followed a few years later by a cyclotron which launched our in-house radiopharmaceutical program. Since then, the CMFI has been at the forefront of 3T research and major advances in theranostics and precision medicine.

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Lower shift volumes lead to significantly fewer errors for neuroradiologists

Radiology Business

When case volumes climb to 67-90 studies, error rates were 226% higher than those tackling 19 or fewer cases during their shift, experts reported.

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Elastography shows stiffness changes in breast implants

AuntMinnie

Shear wave elastography (SWE) could be used as an indicator of the risk of breast implant rupture, a study published January 20 in the Journal of Biomechanics. Researchers led by Laetitia Ruffenach, MD, from the University of Strasbourg in France reported that elastography can visualize breast implant stiffness as implants degrade over time, measuring rupture risk and helping diagnose replacements for implants.

Diagnose 124
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Neuroscientists uncover therapeutic potential of low-dose ionizing radiation for traumatic brain injury, ischemic stroke

Medical Xpress: Radiology

Traumatic brain injury (TBI) and ischemic stroke are major public health concerns and leading causes of death and disability worldwide. A research team led by City University of Hong Kong (CityU) neuroscientists recently discovered that low-dose ionizing radiation (LDIR), such as X-ray irradiation, can reduce lesion size and reverse motor deficits in TBI and ischemic stroke mice, demonstrating that LDIR may be a promising therapeutic strategy for TBI and stroke patients.

Radiation 114
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Breast Cancer Rates Increasing Among Younger Women

Imaging Technology

milla1cf Mon, 01/29/2024 - 14:21 January 29, 2024 — Diagnoses of breast cancer have increased steadily in women under age 50 over the past two decades, with steeper increases in more recent years, according to a study led by researchers at Washington University School of Medicine in St. Louis. The surge is driven largely by increases in the number of women diagnosed with estrogen-receptor positive tumors, cancerous growths fueled by estrogen.

Diagnose 112
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Claustrophobia in Magnetic Resonance Imaging: an Analysis of Causes, Impacts and Solutions

Diagnostic Imaging

Given the frequent challenges in magnetic resonance imaging that are associated with claustrophobia, this author discusses innovations in noise reduction, radiofrequency coils and wide bore scanners, and emphasizes keys to relieving patient anxiety.

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Squishy, metal-free magnets to power robots and guide medical implants

ScienceDaily

'Soft robots,' medical devices and implants, and next-generation drug delivery methods could soon be guided with magnetism -- thanks to a metal-free magnetic gel developed by researchers. Carbon-based, magnetic molecules are chemically bonded to the molecular network of a gel, creating a flexible, long-lived magnet for soft robotics.

Medical 115
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Billionaire Mike Bloomberg puts up $250M to open healthcare high schools for training radiologic technologists

Radiology Business

The first institutions are slated to open this year via health system partnerships in Boston, Charlotte, Dallas and Houston.

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Few ‘surprise’ patient bills are from radiologists, study finds

AuntMinnie

Out-of-network billing by radiologists – often referred to as “surprise billing” – dropped significantly beginning in 2007 and imaging claims are now almost completely in network, according to a recent study. In an analysis of billing trends, the rate of out-of-network (OON) imaging claims declined from 12.6% in 2007 to 1.1% in 2021, with the decline occurring broadly across imaging modalities, noted lead author Jay Parikh, MD, of the University of Texas MD Anderson Cancer Center in Houston.

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Research team establishes framework for improved imaging diagnostics of brain tumors

Medical Xpress: Radiology

Diffuse gliomas are malignant brain tumors and cannot be optimally examined by conventional imaging using MRI. Amino acid PET can better visualize the activity and spread of gliomas. An international research group (RANO Group) led by MedUni Vienna and LMU Munich has now established the first international criteria for standardized imaging of gliomas using amino acid PET.

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Theranostics Bridging Diagnostics and Therapy for Targeted Treatment

Open Medscience

Theranostics merges diagnostics and therapy, revolutionising personalised medicine with genetic profiling and targeted treatment strategies. The post Theranostics Bridging Diagnostics and Therapy for Targeted Treatment appeared first on Open Medscience.

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What Emerging Research Reveals About Automated CT Protocols and Radiology Workflows

Diagnostic Imaging

In a nearly two-year study of over 300,000 CT exams, researchers noted a 56.8 percent increase in the frequency of automated CT protocols for outpatient CT examinations.

Radiology 138
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A beating biorobotic heart aims to better simulate valves

ScienceDaily

Combining a biological heart and a silicone robotic pump, researchers created a biorobotic heart that beats like a real one, with a focus on a valve on the left side of the heart. The heart valve simulator can mimic the structure, function, and motion of a healthy or diseased heart, allowing surgeons and researchers to demonstrate various interventions while collecting real-time data.

Disease 115
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NYU Langone opens $170M outpatient radiology hub in former Sears store

Radiology Business

The 260,000-square-foot ambulatory care center features 30 other clinical specialties including cardiology, pediatrics and pulmonology, and will treat 400,000 patients annually.

Radiology 111
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AI shows promise as first reader in breast cancer screening

AuntMinnie

A commercial AI system achieved high marks as a first reader in double-reader settings for breast cancer screening, a Danish study published December 20 in Cancer Imaging found. Researchers led by Mohammad Elhakim, MD, from Odense University Hospital found that a standalone AI system achieved high specificity as a first reader and for combined reading, along with moderate sensitivity for both reading scenarios.

Mammogram 127
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RSNA-sponsored imaging informatics course returns for 2024

Health Imaging

The National Imaging Informatics Course is designed for fourth-year radiology residents, but is also relevant to any mid- or senior-level professional working with image data.

Imaging 113
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MRI-based method detects water exchange in tumor cells to measure their malignancy

Medical Xpress: Radiology

The cycling of water across membrane transporters is an hallmark of the cell metabolism and is potentially of high diagnostic significance for the characterization of tumors and other diseases. In the journal Angewandte Chemie, an Italian research team has now introduced a new MRI-based method for assessing this water exchange. By this method, they were able to estimate the degree of malignancy and the success of treatments in mice tumor models.

MRI 114
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What a New Chest CT Study Reveals About Pericardial Effusion and COVID-19

Diagnostic Imaging

The presence of pericardial effusion on chest computed tomography (CT) was associated with a 56 percent higher 30-day mortality risk in men with COVID-19 but had no impact on the prognosis for women with COVID-19, according to newly published research.

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'Feel good' hormone could explain why exercise helps boost your brain

ScienceDaily

A study exploring the mechanisms behind why cognitive performance improves in response to exercise, has found that dopamine plays a key role.

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Radiology at tipping point with limitations of RVUs and the growing shortage of radiologists

Radiology Business

Melissa Chen, MD, MD Anderson Cancer Center, outlines some of the challenges practices are facing and possible solutions.