https://medicalxpress.com/ en-us provides the latest news from American Roentgen Ray Society According to new research in theAmerican Journal of Roentgenology (AJR), the No Surprises Act (NSA)'s independent dispute resolution (IDR) process would be financially unfeasible for a large portion of out-of-network (OON) claims for hospital-based specialties—more so for radiologists than other specialists. https://medicalxpress.com/news/2024-01-independent-dispute-resolution-financially-unviable.html Wed, 17 Jan 2024 16:57:37 EST news624733053 According to the American Journal of Roentgenology (AJR), using a 6-mm threshold, rather than a 5-mm threshold, helps facilitate better risk stratification and treatment decisions in patients with nasopharyngeal carcinoma (NPC). https://medicalxpress.com/news/2023-09-larger-lymph-node-threshold-optimize.html Fri, 29 Sep 2023 13:38:02 EDT news615213481 According to a study published in the American Journal of Roentgenology (AJR), upgrade and downgrade rates from targeted biopsy to radical prostatectomy were not significantly different between patients whose MRI examinations were clinically interpreted using PI-RADS Version v2.0 or v2.1. https://medicalxpress.com/news/2023-09-prostate-cancer-downgrade-pi-rads.html Wed, 20 Sep 2023 16:29:33 EDT news614446169 According to an accepted manuscript published in the American Journal of Roentgenology, an artificial intelligence (AI) system developed by Lunit (Seoul, Korea) identified improperly positioned endotracheal tube (ETTs) on chest radiographs obtained after ETT insertion, as well as on chest radiographs obtained from patients in the ICU at two institutions. https://medicalxpress.com/news/2023-09-ai-tracheal-tube-position-chest.html Thu, 14 Sep 2023 14:56:21 EDT news613922177 An accepted manuscript published in the American Journal of Roentgenology (AJR) found that deploying a radiomic-based model with T2-weighted MRI data could increase diagnostic accuracy for pediatric Crohn disease (CD). https://medicalxpress.com/news/2023-08-pediatric-crohn-disease-radiomic-clinical.html Fri, 04 Aug 2023 05:23:17 EDT news610345396 Findings from a study published in the American Journal of Roentgenology (AJR) suggest that for patients with dense breasts undergoing screening in the incidence setting, a commercial AI tool did not provide additional benefit to mammography with supplementary ultrasound (US). https://medicalxpress.com/news/2023-07-screening-dense-breastsai-mammography-ultrasound.html Fri, 28 Jul 2023 14:03:12 EDT news609771791 According to a manuscript published in the American Journal of Roentgenology (AJR), lacking Medicare coverage could contribute to greater income-based differences in use of screening CT colonography (CTC) than of other recommended screening strategies or of diagnostic CTC. https://medicalxpress.com/news/2023-07-sociodemographic-factors-screening-ct-colonography.html Thu, 20 Jul 2023 10:51:15 EDT news609069073 According to an accepted manuscript published in the American Journal of Roentgenology (AJR), a synoptic report improved completeness of pretreatment CT reports in patients with advanced ovarian cancer, including for established sites of unresectable or challenging-to-resect disease. https://medicalxpress.com/news/2023-07-synoptic-pretreatment-ct-advanced-ovarian.html Thu, 13 Jul 2023 14:20:01 EDT news608474021 According to a study published in the American Journal of Roentgenology, patients discharged from the emergency department (ED) after CT with CTA alone could have benefitted from an alternative or additional MRI evaluation, including using a specialized abbreviated protocol for the modality. https://medicalxpress.com/news/2023-07-ct-cta-mri-patients-dizziness.html Fri, 07 Jul 2023 14:16:02 EDT news607958161 According to an accepted manuscript published in ARRS' own American Journal of Roentgenology (AJR), using an automated deep-learning AI tool, as well as weight-based volumetric thresholds, might afford large-scale evaluation for splenomegaly on CT examinations performed for any indication. https://medicalxpress.com/news/2023-06-ai-volumetric-thresholds-opportunistic-screening.html Fri, 30 Jun 2023 17:35:01 EDT news607365297 According to a study published in the American Journal of Roentgenology (AJR), preferential use of pulmonary MR angiography (MRA) for diagnosing pulmonary embolus (PE) in the general population helped conserve iodinated contrast media during the 2022 shortage. https://medicalxpress.com/news/2023-06-shift-angiography-pe-mitigated-impact.html Thu, 22 Jun 2023 17:07:41 EDT news606672459 According to a study published in American Journal of Roentgenology (AJR), transient ischemic attack (TIA) emergency department (ED) encounters with incomplete neurovascular imaging were associated with higher odds of subsequent stroke within 90 days. https://medicalxpress.com/news/2023-06-incomplete-imaging-transient-ischemic-emergencies.html Thu, 08 Jun 2023 17:04:03 EDT news605462642 According to an accepted manuscript published in ARRS' own American Journal of Roentgenology (AJR), deep learning–based computer-aided diagnosis (CAD) for breast lesion classification on ultrasound significantly improved radiologists' diagnostic performance—particularly for reducing the frequency of benign breast biopsies. https://medicalxpress.com/news/2023-05-computeraided-diagnosis-breast-ultrasound-expertise.html Wed, 24 May 2023 02:02:31 EDT news604112544 According to a study published in the American Journal of Roentgenology (AJR), SARS-CoV-2 infection may promote continued infarction progression, despite angiographic reperfusion, in vaccine-naïve patients with large-vessel occlusion acute ischemic stroke (AIS). https://medicalxpress.com/news/2023-05-infarction-growth-penumbral-consumption-reperfusion.html Thu, 18 May 2023 16:16:02 EDT news603645361 According to a study published in the American Journal of Roentgenology (AJR), frequencies of imaging-apparent and palpable hematoma were not significantly different between patients temporarily discontinuing versus maintaining antithrombotic therapy (AT). https://medicalxpress.com/news/2023-05-image-guided-breast-biopsies-discontinuing-antithrombotic.html Wed, 10 May 2023 16:02:03 EDT news602953322 According to a study published in American Journal of Roentgenology (AJR), a high-speed onsite deep-learning based fractional flow reserve (FFR)-CT algorithm yielded excellent diagnostic performance for the presence of hemodynamically significant stenosis, with both high interobserver and intraobserver reproducibility. https://medicalxpress.com/news/2023-05-rapid-onsite-ffr-ct-algorithm-clinical.html Wed, 03 May 2023 16:34:03 EDT news602350442 Findings from a Scientific Online Poster presented during the 2023 ARRS Annual Meeting at the Hawaiian Convention Center suggest there is institutional variability in both projection order and image acquisition timing for contrast-enhanced mammography (CEM) protocol, with a previous systematic review revealing at least 7 different combinations in projection order. https://medicalxpress.com/news/2023-04-acquisition-contrast-enhanced-mammography.html Wed, 19 Apr 2023 04:20:48 EDT news601096845 A scientific online poster presented findings that assessing the vascularity and elastography in suspect TIRADS categories can efficiently diagnose malignancy of thyroid nodules. This study was presented at the 2023 ARRS Annual Meeting on the island of Oahu. https://medicalxpress.com/news/2023-04-vascularity-elastography-suspicious-tirads-scores.html Tue, 18 Apr 2023 11:22:02 EDT news601035721 Findings from a scientific online poster presented during the 2023 ARRS Annual Meeting, held April 16–20 at the Hawaiian Convention Center, suggest that correctly occluded left atrial appendages (LAAs) could present maximal reduction in left atrial (LA) flow stasis and thrombogenicity, offering a clinical goal for the procedure in patients with atrial fibrillation. https://medicalxpress.com/news/2023-04-4d-mri-3d-phantoms-benefit.html Mon, 17 Apr 2023 10:49:52 EDT news600947390 A Scientific Online Poster presented during the 2023 ARRS Annual Meeting, held April 16–20 on the island of Oahu, explained how the novel technique of three-dimensional (3D) slice-to-volume (SVR) MRI allows for precise delineation and measurement of the fetal optic pathway (FOP). https://medicalxpress.com/news/2023-04-3d-svr-mri-delineate-fetal.html Mon, 17 Apr 2023 09:17:03 EDT news600941822 According to an article in American Journal of Roentgenology (AJR), a worklist reprioritization tool with artificial intelligence reduced both report turnaround time and wait time for pulmonary embolus-positive CT pulmonary angiography examinations. https://medicalxpress.com/news/2023-04-ai-ct-turnaround-positive-pulmonary.html Wed, 05 Apr 2023 14:28:02 EDT news599923681 According to an accepted manuscript published in ARRS' own American Journal of Roentgenology (AJR), diagnostic errors in neuroradiology were associated with longer interpretation times, higher shift volumes, and weekend interpretation. https://medicalxpress.com/news/2023-03-diagnostic-errors-neuroradiologymore-higher-volume.html Thu, 30 Mar 2023 03:47:44 EDT news599366860 According to a new study published in the American Journal of Roentgenology (AJR), moral distress is prevalent in radiology, typically relates to systemic causes, and is a reported contributor to radiologists changing jobs. https://medicalxpress.com/news/2023-03-survey-counters-moral-distress-radiology.html Wed, 22 Mar 2023 14:58:28 EDT news598715905 According to an accepted manuscript published in ARRS' own American Journal of Roentgenology (AJR), sentiment of U.S. newspaper articles covering lung cancer screening (LCS) from 2010 to 2022 was overall positive; however, certain key elements of LCS were infrequently mentioned. https://medicalxpress.com/news/2023-03-american-newspapers-reveals-positive-coverage.html Wed, 15 Mar 2023 14:24:19 EDT news598109055 According to an accepted manuscript published in ARRS' American Journal of Roentgenology (AJR), axillary lymphadenopathy after a COVID-19 vaccine booster dose has a mean time to resolution of 102 days, shorter than the time to resolution after the initial series. https://medicalxpress.com/news/2023-03-axillary-lymphadenopathy-covid-vaccine-boostertime.html Thu, 09 Mar 2023 03:45:37 EST news597555926 According to a study published in the American Journal of Roentgenology, using a dual-source CT (DSCT) scanner for coronary CTA can facilitate clinical processes by eliminating the need to administer beta-blockers for heart rate control while decreasing nondiagnostic examinations. https://medicalxpress.com/news/2023-03-coronary-cta-acute-chest-pain.html Wed, 01 Mar 2023 16:57:03 EST news596912221 According to an accepted manuscript published in ARRS' American Journal of Roentgenology (AJR), certain reasons for AI tool failure relating to technical factors may be largely preventable through proper acquisition and reconstruction protocols. https://medicalxpress.com/news/2023-02-technical-adequacy-artificial-intelligence-body.html Thu, 23 Feb 2023 02:46:48 EST news596342800 According to a study published American Journal of Roentgenology (AJR), percent insular ribbon infarction (PIRI) complements current stroke outcome predictors, classifying patients with slowly progressive stroke who could benefit from late-window endovascular thrombectomy (EVT). https://medicalxpress.com/news/2023-02-percent-insular-ribbon-infarction-growth.html Wed, 15 Feb 2023 13:46:02 EST news595691161 According to an accepted manuscript published in the American Journal of Roentgenology (AJR), ultrafast (UF) MRI provides beneficial information that can be used in surgical planning, including determining the need to perform sentinel lymph node biopsy. https://medicalxpress.com/news/2023-02-dcis-invasive-cancer-breast-surgery.html Wed, 08 Feb 2023 17:03:32 EST news595098210 According to study published in the American Journal of Roentgenology (AJR), MRI-based surveillance after surgical treatment of musculoskeletal soft-tissue sarcomas (STS) shows utility for detecting clinically occult local recurrences (LRs), potentially improving patient outcomes. https://medicalxpress.com/news/2023-02-mri-surveillance-postsurgical-musculoskeletal-soft-tissue.html Wed, 01 Feb 2023 14:00:01 EST news594480477