Eric Barnes

CT
New cardiac CT guidelines expand use for low-risk patients
New guidelines published on the appropriate use of coronary CT angiography generally recommend broader use in low- and intermediate-risk patients, while discouraging use in high-risk patients or for multiple coronary calcium exams.
October 31, 2010
CT
New stool DNA test finds adenomas as well as colon cancer
A noninvasive stool DNA methylation test unveiled at the American Association for Cancer Research meeting in Philadelphia showed high sensitivity and specificity not only for colorectal carcinomas, but also for advanced adenomas.
October 28, 2010
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CT
Bifurcation filter cuts false positives in lung CAD
Researchers from Japan believe they have found a way to distinguish blood vessel bifurcations from solitary pulmonary nodules in computer-aided detection (CAD) applications for lung cancer screening.
October 28, 2010
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CT
SIGGAR trial results a win-win for virtual colonoscopy
BOSTON - A decade-long colorectal cancer screening initiative involving more than a dozen radiologists and thousands of patients across the U.K. delivered positive early results at this week's International Symposium on Virtual Colonoscopy.
October 26, 2010
CT
VC advocates tout aggressive strategy for screening coverage
BOSTON - Advocates of virtual colonoscopy laid out their plans for securing Medicare reimbursement for VC colon screening at this week's International Symposium on Virtual Colonoscopy. The new strategy includes initiatives at the clinical, legislative, and public advocacy levels designed to make reimbursement a reality.
October 25, 2010
CT
Aortic findings at chest CT predict heart disease, events
Calcifications and other abnormalities of the thoracic aorta on routine chest CT images are highly predictive of cardiovascular events, say the authors of a new study in the November issue of Radiology. The simple model they used to classify multiple aortic findings underscores the value of small abnormalities in uncovering serious disease.
October 21, 2010
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CT
Higher colonoscopy complication rates found in seniors
Seniors who undergo conventional colonoscopy suffer far higher rates of cardiac events and colonic perforations than patients who don't get the procedure, concluded a study to be presented on Wednesday at the 2010 American College of Gastroenterology annual meeting in San Antonio.
October 18, 2010
CT
Adenoma recurrence more likely among the overweight
Overweight patients have a higher recurrence rate for colonic adenomas over both the short and long term, concluded a study presented this week at the 2010 American College of Gastroenterology annual meeting held in San Antonio.
October 17, 2010
CT
CT calcium scoring alters cardiac risk estimates
Ten-year outcomes data from the Rotterdam coronary artery calcium (CAC) study underscore the prognostic power of adding CAC to a traditional risk stratification method. New results in the Journal of the American College of Cardiology show that CAC scores frequently change the risk category for future coronary events in asymptomatic individuals.
October 13, 2010
CT
Surveillance VC is promising for follow-up after colon surgery
Virtual colonoscopy offers several advantages for the surveillance of patients after curative colon cancer surgery, according to a study published online in Radiology. In more than 700 patients, VC detected 100% of the metachronous or recurrent cancers, along with several unsuspected extracolonic cancers.
October 11, 2010
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Interstitial lung abnormalities linked to respiratory disease risk
By Kate Madden Yee
CT imaging shows that severe acute respiratory disease events can be caused by quantitative interstitial abnormalities.
April 30, 2024
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Large language models underperform in breast imaging
By Amerigo Allegretto
Large language models such as ChatGPT and Google Gemini fall short in breast imaging.
April 30, 2024
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Study finds high percentage of inappropriate imaging orders in the ED
By Erik L. Ridley
A significant percentage of imaging exams ordered in emergency departments (EDs) may be inappropriate, according to new research.
April 29, 2024
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U.S. federally qualified health centers show cancer screening gaps
By Kate Madden Yee
U.S. federally qualified health centers, intended to provide care to underserved populations across the country, show cancer screening gaps.
April 29, 2024
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PET reveals ‘smoldering’ brain inflammation in patients treated for MS
By Will Morton
PET brain scans show persistent brain inflammation in patients with multiple sclerosis (MS), despite being treated with therapies.
April 29, 2024
Individualized parametric z-score maps of the brain showing glial activity load in the brain, compared among individuals with secondary progressive MS (SPMS) (top row), relapsing-remitting MS (RRMS) (middle row), and a healthy control (HC) (bottom row) in transaxial, sagittal, and coronal sections. Image courtesy of Clinical Nuclear Medicine.
Understanding CT flow artifacts is key to better disease diagnosis
By Kate Madden Yee
Understanding the mechanics of flow artifacts on CT or CT angiography and how these artifacts are created is key to better disease diagnosis.
April 26, 2024
2024 04 25 Radio Graphics Robb Figure7 Thumbnail
Dual-tracer PET/CT shows promise in liver cancer patients
By Will Morton
Dual-tracer PET/CT appears valuable for improving tumor staging in patients with hepatocellular carcinoma being evaluated for treatment.
April 26, 2024
Liver Cancer
Studies lacking for trans breast cancer screening trends
By Amerigo Allegretto
There are limited studies examining breast cancer screening trends in transgender people.
April 25, 2024
Transgender Pride Symbol Social
ChatGPT performs poorly on ACR exam for residents
By Will Morton
ChatGPT-4 received a score of 58% on an exam by the American College of Radiology (ACR) used to assess the skills of diagnostic and interventional radiology residents.
April 24, 2024
Chatgpt 4
ChatGPT-4 not reliable in cancer patient messaging
By Amerigo Allegretto
ChatGPT-4 is not a reliable source for answering patients’ questions regarding cancer and needs physician monitoring.
April 25, 2024
Chat Gpt Artificial Intelligence Ai Head
CT reveals influence of diabetes on COVID-19 severity
By Kate Madden Yee
CT imaging reveals the influence of blood glucose levels on the severity of COVID-19, researchers have reported.
April 25, 2024
3 D Lungs Covid Virus Cells
State of the RT profession more palpable than ever
By Liz Carey
As the ASRT prepares to announce changes to its professional-entry pathways and practice standards at its June meeting in Orlando, FL, Board President Brandon Smith said the state of the field is "more palpable than ever."
April 24, 2024
Asrt Be Seen Campaign 2024
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