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NEMA releases updated standards for measuring PET performance

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The National Electrical Manufacturers Association (NEMA) published its updated guidelines for measuring and reporting performance specifications of PET scanners on Friday, July 13.

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Machine learning IDs schizophrenia via MRI with 78% accuracy

July 13, 2018 | Artificial Intelligence

A machine learning algorithm trained to analyze MRI images identified schizophrenia patients with 78 percent accuracy, according to a recent study published in Molecular Psychiatry.

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U.S. physicians, hospitals don't adhere to same breast cancer follow-up imaging guidelines

July 13, 2018 | Breast Imaging

Researchers at the University of California, San Fransisco (UCSF) found that follow-up imaging for women with non-metastatic breast cancer strongly varies across the U.S. Differences are thought to be because varying common clinical practices implemented by various physician groups and hospitals.

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SPECT imaging may help guide future HIV treatment

July 13, 2018 | Advanced Visualization

Researchers used single-photon emission computed tomography (SPECT) to assess the immune system recovery of macaque monkeys with an HIV-like infection. The work may help understand recovery in humans after HIV treatment.

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Ultrasounds at UK children's hospital may detect abnormalities in fetuses at 12 weeks

July 13, 2018 | Women's Imaging

Evelina London Children's Hospital in the U.K. recently invested in three ultrasound scanners that can detect heart defects and other abnormalities in fetuses as early as 12 weeks old, according to an article published July 13 by The Standard.

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Multiparametric MRI useful in monitoring prostate cancer after focal laser ablation

July 13, 2018 | Oncology Imaging

Multiparametric MRI can be a valuable tool for visualizing prostate changes and monitoring patients after MRI-guided focal laser ablation (FLA), according to a July 10 American Journal of Roentgenology study.

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Why women's reproductive organs are under appreciated in medical imaging

July 12, 2018 | Women's Imaging

"The inclusion of women in defined hormonal states in dosimetry studies and recommending that both clinical and research nuclear medicine procedure on young women be performed in the least susceptible phase of the menstrual cycle could improve the safety and the diagnostic accuracy of nuclear medicine procedures in women," wrote Anat Biegon, PhD, in a recent Radiology editorial

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‘Name your price’ tool brings affordable imaging to underinsured

July 12, 2018 | Healthcare Economics & Policy

New York-based healthcare startup Medmo may upend the imaging market with its new platform that allows consumers to name their own price for medical imaging tests such as MRIs or CT scans.

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QFR tops coronary angiography in calculating FFR, detecting stenosis

July 12, 2018 | Cardiovascular

Quantitative flow ratio (QFR) outperformed coronary angiography in calculating fractional flow reserve (FFR), a measurement key to determining heart blockages, according to a study in the Journal of the American Heart Association.

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FDA clears ultrasound tool for IV catheter insertion

July 12, 2018 | Imaging

EchoNous, the Seattle-based medical tool provider, recently received FDA clearance for the its ultrasound-based tool designed for nurses to improve peripheral IV (PIV) catheter placements.

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Report: Delaware reduced cancer mortality rates over last decade, ‘shift’ to reduce incidence needed

July 12, 2018 | Oncology Imaging

Delaware's cancer mortality rate decreased 12 percent from 2010 to 2014 due to state-wide screening efforts and early detection, according to a new Division of Public Health (DPH) report. The state's rate still remains below the 14 percent national average.

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Radiographers, patients know they must discuss imaging risks—but what's the best method?

July 12, 2018 | Practice Management

Researchers from the University of Newcastle in Australia found that radiographers and patients generally agree on in-person risk communication about medical imaging examinations with ionizing radiation, according to a research published in the August issue of Radiography.

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UK researchers use MEG scanner to create light display from brain activity

July 12, 2018 | Neuroimaging

Researchers from the University of Nottingham in the U.K. transformed a person's electrical brain activity into a unique, colorful light display with the help of a magnetoencephalography (MEG) scanner, according to a report published July 12 by Business Insider.

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Nationwide audit into VA radiology practices now includes Florida hospital

July 11, 2018 | Practice Management

James A. Haley Veterans’ Hospital in Florida is one of the eight U.S. Department of Veterans Affairs (VA) institutions investigators have contacted as part of an audit to see if the VA processed radiology requests within a proper time frame and adequately managed canceled requests, the Tampa Bay Times reported.

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Alzheimer’s ‘Big Bang’ discovery IDs shapeshifting origin of disease

July 11, 2018 | Advanced Visualization

A team of U.S. researchers has uncovered the exact point when normal, healthy protein becomes toxic but has yet to form tangles. Experts believe the findings could be a target for developing Alzheimer's treatments.

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Deep learning detects, segments, classifies breast tumors with 93% accuracy

July 11, 2018 | Artificial Intelligence

An integrated computer-aided diagnosis (CAD) system developed by researchers from Kyung Hee University and Sungkyunkwan University in South Korea could outperform current conventional deep learning methodologies used by radiologists to detect, segment and classify tumors from digital x-ray mammograms.

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RSNA Research & Education Foundation will award $4M in grants in 2018

July 11, 2018 | Healthcare Economics & Policy

The Radiological Society of North America (RSNA) Research and Education (R&E) Foundation will award $4 million in radiology research and education grants this year, spanning 54 different institutions.

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Myocardial delayed enhancement CT rivals MRI for detecting scar tissue in heart failure patients

July 11, 2018 | Cardiovascular

Myocardial delayed enhancement (MDE) CT rivaled late gadolinium enhanced (LGE) MRI in the detection and classification of myocardial scar in patients with heart failure, according to a recent Radiology study. The results may help identify features of chronic heart failure.

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Michigan woman opens non-medical prenatal ultrasound business

July 11, 2018 | Women's Imaging

A woman in Traverse City, Michigan, recently opened Precious Moments HD Ultrasound Studio, an elective ultrasound business that sells non-diagnostic images to expectant mothers, according to a July 11 article by the Record Eagle.

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Lung cancer screening should stretch beyond 3 years after negative CT results

July 10, 2018 | Oncology Imaging

High-risk lung cancer patients with prior negative CT screening results have a high prevalence for the disease years later and should continue to be screened even three years after initial tests.

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First human scanned with novel 3D color x-ray scanner in New Zealand

July 10, 2018 | Advanced Visualization

A 3D color medical scanner invented by father and son scientists in New Zealand recently imaged its first human subject, according to a news release from the University of Canterbury in New Zealand.

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MRI study: No 2 brains are the same—even among identical twins

July 10, 2018 | Neuroimaging

Researchers from the University of Zurich in Switzerland have found that no two brains are the same. Findings, published in the April issue of Scientific Reports, demonstrate that brain anatomy differs in every individual due to a combination of genetics and life experiences.

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Segregated neighborhoods impact breast cancer survival rates

July 10, 2018 | Oncology Imaging

A recent Chicago Tribune article, citing a University of Illinois at Urbana-Champaign study, found segregation increased black women's rates of late-stage breast cancer diagnoses and doubled odds of death.

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NIH, VA partner to expand veterans’ access to cancer clinical trials

July 10, 2018 | Oncology Imaging

The U.S. Department of Veterans Affairs (VA) and the National Cancer Institute (NCI) are partnering to extend veterans’ access to clinical trials of novel cancer treatments, according to a National Institutes of Health (NIH) news release.

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Knot a problem? Neckties found to reduce blood flow to brain

July 10, 2018 | Neuroimaging

It may add an extra touch of class to a suit or nice button-down shirt, but neckties can cut off essential blood flow to the brain and potentially deter one's ability to think and function normally, according to research in Neuroradiology published online June 30.

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Heat-activated chemo shows promise in liver cancer patients

July 10, 2018 | Oncology Imaging

Heat-sensitive lipid capsules packed with chemotherapy, which can be remotely popped using ultrasound, increased the amount of chemotherapy delivered directly to liver tumors, according to a 10-person study published in The Lancet Oncology.

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IBM Watson, Guerbet to develop AI imaging tool to help liver cancer diagnostics

July 10, 2018 | Artificial Intelligence

IBM Watson Health and medical imaging contrast agent company Guerbet have entered a strategic partnership to develop artificial intelligence (AI) software to support liver cancer diagnostics and care by utilizing CT and MRI technology.

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Risk standardization finds 1 in 3 emergency physicians utilizing CT imaging belong to different performance decile

July 09, 2018 | Practice Management

Machine learning-based risk standardization can impact variation in CT use and emergency physician profiling. Additionally, it may accurately assess physician imaging performance and improve emergency care value, according to research published July 5 in the American Journal of Roentgenology.

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Rural patients suffer as Tc-99m production stops at Australia's only nuclear medicine generator

July 09, 2018 | Molecular Imaging

The shutdown of Australia’s sole nuclear medicine generator 10 days ago due to mechanical problems is beginning to impact patient treatment, particularly for individuals in rural parts of the country, the Guardian reported.

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Informatics approach improves workflow, patient care in IVC filter

July 09, 2018 | Imaging Informatics

Patients with retrievable inferior vena cava (IVC) filters used to prevent venous thromboembolisms face increased complication risks the longer their device remains in the body. Researchers created an informatics tool to address the issue.

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Helping hands: Widening access to focused ultrasound in US reduces essential tremors

July 09, 2018 | Advanced Visualization

A Pennsylvania farmer suffering from essential tremors in both hands recalled how his experience undergoing focused ultrasound treatment was risky but ultimately worth it, according to a July 9 article by NPR.

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