Mon.Feb 05, 2024

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COVID-19 set back Alzheimer’s disease research

AuntMinnie

U.S. Alzheimer’s disease (AD) research centers saw a 77% drop in participants enrolling in clinical trials due to the COVID-19 pandemic, according to a study conducted by epidemiologists at the University of Pittsburgh. Notably, the effect was experienced most keenly by historically underserved populations, with a 91% drop in Black/African American participants compared with 71% in white participants, wrote lead author Elizabeth Shaaban, PhD, of the school’s Alzheimer's Disease Research Center (

Disease 138
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The Transition from Wake to Sleep: Watching Cortical Synchronicity and Information Flow

UCSF Biomedical Imaging

The complex process of drifting from wakefulness to sleep is governed by the brain’s cortex, and new research from UCSF imaging scientists advances our understanding of this important phenomenon.

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New tau PET tracer shows promise in Alzheimer’s disease patients

AuntMinnie

PET imaging using a newly developed radiotracer has identified different patterns of brain tau pathology over time in early-onset versus late-onset Alzheimer’s disease patients, according to a study published February 1 in the Journal of Nuclear Medicine. The study found that tau protein tangles showed rapid accumulation globally in early-onset patients and that this correlated with their verbal memory deterioration.

Disease 130
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Is Medicare’s appropriate-use criteria program doomed? ACR chief discusses what went wrong and how it can get back on track

Radiology Business

Radiology Business recently sat down with William T. Thorwarth Jr., MD, to discuss the future of value-based care in the specialty and how Congress can help remedy the program of what ails it.

IT 118
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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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Scientist shows focused ultrasound can reach deep into the brain to relieve pain

ScienceDaily

Scientists have found soundwaves from low-intensity focused ultrasound aimed at a place deep in the brain called the insula can reduce both the perception of pain and other effects of pain, such as heart rate changes.

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The Transition from Wake to Sleep: Watching Cortical Synchronicity and Information Flow

UCSF Biomedical Imaging

The complex process of drifting from wakefulness to sleep is governed by the brain’s cortex, and new research from UCSF imaging scientists advances our understanding of this important phenomenon.

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Photon Counting CT May Facilitate Earlier Diagnosis of Spontaneous Intracranial Hypotension

Diagnostic Imaging

In a comparative study of energy-integrating detector CT myelography versus photon-counting detector CT (PCD-CT) myelography for the detection of cerebrospinal fluid-venous fistulas (CVFs) in cases of spontaneous intracranial hypotension, PCD-CT myelography demonstrated 10 to 19 percent higher sensitivity rates with reviewing radiologists.

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Visualizing multiple sclerosis with a new MRI procedure

Medical Xpress: Radiology

Multiple sclerosis (MS) is a neurological disease that usually leads to permanent disabilities. It affects about 2.9 million people worldwide, and about 15,000 in Switzerland alone. One key feature of the disease is that it causes the patient's own immune system to attack and destroy the myelin sheaths in the central nervous system.

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ChatGPT shows promise for improving breast cancer education materials

AuntMinnie

ChatGPT can simplify responses to questions about breast cancer prevention and screening by improving the reading ease and readability of educational materials while maintaining overall clinical appropriateness, researchers have found. The findings could translate to better support for patients navigating breast cancer screening, wrote a team led by Hana Haver, MD, of the University of Maryland Medical Intelligent Imaging Center in Baltimore.

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Radiology provider Akumin’s creditor takes complete control of the company

Radiology Business

“Alternative investment firm” Stonepeak spent an additional $130 million on Akumin before taking over the organization this month.

Radiology 108
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Lighting up Alzheimer's-related proteins to allow for earlier disease detection

ScienceDaily

Many neurodegenerative diseases, including Alzheimer's and Parkinson's, are difficult to diagnose before symptoms begin to appear. However, disease-related biomarkers such as aggregated proteins called amyloids could provide important insight much earlier, if they can be readily detected. Researchers have developed one such method using an array of sensor molecules that can light up amyloids.

Disease 87
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Adjunctive AI Powered Tool for Tuberculosis Detection Gets FDA's Breakthrough Device Designation

Diagnostic Imaging

With reported increases in tuberculosis cases after the COVID-19 pandemic, the qSpot-TB adjunctive artificial intelligence (AI) device may facilitate improved diagnosis of the disease on chest X-rays.

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FDA awards breakthrough designation to AI-powered tuberculosis diagnostic tool

Health Imaging

A rising number of patients in the U.S. are diagnosed with TB, and AI is being deployed to turn the tide.

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Radiology Orientations, Cybersecurity Principles and Positive Reinforcement

Diagnostic Imaging

Going beyond the humdrum, eye roll-inducing platitudes of orientation training may foster improved attention and adherence to training priorities such as cybersecurity.

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Patient sues SimonMed Imaging claiming tech injected her with Valium instead of contrast media prior to MRI

Radiology Business

Plaintiff attorneys also alleged the sedative was administered in an excessive dose, forcing the woman to go back on anti-seizure meds and delay her fertility treatment.

MRI 64
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Researchers develop computer program to assist in early breast cancer detection

Medical Xpress: Radiology

A group of researchers, led by Nanyang Technological University, Singapore (NTU Singapore), has developed a computer program to identify potential tumors in the human breast, making use of the observation that malignant breast tumors distribute heat differently to healthy breast tissue.

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Not All AI Is Equal: A Comparative Study of Three Imaging Algorithms

Aidoc

The adoption of artificial intelligence (AI) in medical imaging has experienced substantial growth in recent years, with more than 450 AI-based medical devices gaining approval in both Europe and the USA. As hospitals grapple with rising costs and staff shortages, AI has emerged as a pivotal tool in making healthcare smarter and more efficient. However, in a landscape flooded with AI options and patient outcomes at stake, the significance of selecting the right AI solution is critical.

PACS 59
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Radiology embracing the flexibility of imaging data stored off-site in the cloud

Health Imaging

Lyle McMillin, with radiology IT vendor Hyland, explains trends he sees in the market and a definite shift toward cloud and enterprise imaging to address challenges in the market.

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ACS, Pfizer ink $15M initiative to mitigate cancer care disparities

AuntMinnie

The American Cancer Society (ACS) and Pfizer have inked a three-year, $15 million initiative to mitigate cancer care disparities. Called " Change the Odds: Uniting to Improve Cancer Outcomes ," the project is intended to serve "medically underrepresented communities across the U.S. by enhancing awareness of and access to cancer screenings [particularly for breast and prostate cancer], clinical trial opportunities, and patient support and comprehensive navigation," the ACS and Pfizer said.

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Sustainable Construction Materials: A Guide for Construction Managers

MRI Network

The use of sustainable construction materials is of growing importance throughout the construction industry. Of course, consumers choosing “green” or “eco-friendly” appliances, lighting, and even solar power is important, but building from the ground up with a sustainable focus is even more impactful, and is increasingly what today’s home buyers want and expect.

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File Room Clerk (full-time)

Lake Medical Imaging

Tasks Performed: Is familiar with the use of all file room equipment and information systems. Is familiar with the established Policies and Procedures for the File Room. Maintains work area: neat and stocked. Performs other duties as assigned by the Team Leader, Technical Director, or Radiologists. Job Specifications (Education and Training): High School Graduate [.

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Opportunities for Artificial Intelligence in Radiology

Aidoc

Dr. Dushyant Sahani, Chair of Radiology at University of Washington Medicine, explains the priorities of health systems in increasing clinical efficiency and the opportunities that lay ahead for radiology by integrating artificial intelligence into radiological workflows. Click here to watch the full webinar. The post Opportunities for Artificial Intelligence in Radiology appeared first on Healthcare AI | Aidoc Always-on AI.

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Computer Program Combines AI and Heat-Imaging Technology for Early Breast Cancer Detection

MedImaging General Imaging

A new tool powered by machine learning could serve as a complementary, non-invasive, and pain-free alternative to mammography for early breast cancer detection.

Imaging 52
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Patient sues Ariz. SimonMed center for malpractice

AuntMinnie

An Arizona woman is suing Thompson Peak SimonMed Imaging Center in Scottsdale, AZ, for malpractice, according to a report posted February 2 by ABC15 Arizona. The suit alleges that she was given a life-threatening dose of the sedative diazepam (Valium) instead of contrast media during a 2021 MRI scan. The dose was 50 mg, the outlet reported. "For someone to get five times the recommended (FDA) max dosage is extraordinary and extraordinary negligence," the patient's attorney, Rachel Fitzpatrick, s

MRI 49
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Next Gen MR-Guided Focused Ultrasound Enables Incisionless Neurosurgery

MedImaging MRI

The Exablate Prime platform for MR-guided focused ultrasound facilitates non-invasive neurosurgery as an outpatient procedure, offering relief to individuals suffering.

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FDA clears Qure.ai's tuberculosis software

AuntMinnie

Medical imaging AI company Qure.ai has secured breakthrough device designation from the U.S. Food and Drug Administration's (FDA) Center for Devices and Radiological Health (CDRH) for its tuberculosis software, qSpot-TB. qSpot-TB is a second-read computer aided detection (CAD) and diagnosis device that analyses chest x-rays, identifying all radiological signs suggestive of tuberculosis, according to the firm.

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Corrigendum to Triple-negative breast cancer: predictive model of early recurrence based on MRI features [78 (11) e798-e807]

ScienceDirect

Publication date: Available online 4 February 2024 Source: Clinical Radiology Author(s): X. Yu, J. Xiang, Q. Zhang, S. Chen, W. Tang, X. Li, Y. Sui, W. Liu, Q. Kong, Y.

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Tumor Size and Watershed Area Correlate with Incomplete Treatment and Tumor Progression after Selective Radioembolization for Hepatocellular Carcinoma.

JVIR

To identify factors of incomplete treatment after segmental transarterial radioembolization (TARE) for treatment-naïve and solitary hepatocellular carcinoma (HCC).

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The Needle Vs. The Knife for Spontaneous Pneumothorax: A Closer Look at the EXPRED Study

REBEL EM

Background: The optimal management of primary, spontaneous pneumothorax (sPTX) remains an area of active debate. The British Thoracic Society recommends the least invasive approach possible. In contrast, the American College of Chest Physicians favors first-line chest tube drainage for any sPTX with an estimated volume of over 20%.(3) A Cochrane systematic review comparing simple aspiration with drainage for adult cases identified several randomized controlled trials of small, heterogeneous po

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DirectMed fully incorporates Technical Prospects

AuntMinnie

Aftermarket diagnostic imaging parts, systems, and service provider DirectMed Imaging has fully incorporated Technical Prospects into its business. The company acquired Technical Prospects in 2023. It will now operate under the DirectMed name, the company said. The move will give customers a single contact for all GE HealthCare (GEHC), Siemens Healthineers , and Philips HealthCare parts, expanded technical expertise, and more parts and inventory locations, according to the firm.