CT

Researchers estimated that 17.9 million middle-aged women in the United States are overdue for breast, cervical or colorectal cancer screening, according to a new cross-sectional study.

In a study involving nearly 350 completed requests for CT scans at a pediatric hospital emergency department, researchers found that 54 percent were not appropriate according to American College of Radiology appropriateness criteria.

In a new capabilities analysis of 16 CE-marked AI software platforms for CT lung cancer screening, researchers found that only 6.7 percent of supporting peer-reviewed studies were prospective and that none of the studies assessed impact on patient outcomes.

While previous research has demonstrated the capability of the PET/CT agent (89Zr)girentuximab for detecting clear cell renal cell carcinoma (ccRCC), a new analysis reveals a 98 percent positive predictive value (PPV) for detecting non-ccRCC renal cancers.

The benefits of photon-counting CT via ultra-high spatial resolution, reduced blooming artifacts and high temporal resolution allow characterization with confidence in coronary stent assessment.

In an independent test set, a radiomic AI model demonstrated an 82 percent AUC for detecting pancreatic ductal adenocarcinoma on computed tomography (CT) scans at a median of nearly 16 months prior to clinical diagnosis.

Catch up on the top AI-related news and research in radiology over the past month.

In recent interviews, Andrew Del Gaizo, MD, Nicholas Galante, MD and David Larson, MD, MBA, shared their thoughts on the rapidly increasing imaging volume in radiology, key ramifications and possible solutions.

In a recent interview with Diagnostic Imaging, Sujith Kalathiveetil, MD, FACC, discussed the evolution of coronary computed tomography angiography (CCTA), AI-enabled tools and the potential for future innovations with CCTA.

The Rembra CT reportedly facilitates high-throughput imaging for high-volume settings such as emergency departments and the Rembra RT and Areta RT platforms offer an extended 85 cm field of view and 4D CT to enable enhanced accuracy in tumor targeting.

PlaqueSegNet, an emerging deep learning model for coronary plaque quantification based off CCTA exams, offered a greater than 90 percent intraclass correlation coefficient agreement with intravascular ultrasound (IVUS) and expert readers across four separate datasets.

Catch up on a variety of new FDA clearances in radiology from the past week.

The Bunkerhill Contrast CAC and Bunkerhill Contrast AVC are reportedly the only AI-powered software modalities to garner 510(k) clearance for detection and quantification of coronary artery calcium and aortic valve calcium on contrast-enhanced CT scans.

The Philips Spectral CT Verida system reportedly provides reconstruction of 145 images per second, allowing entire CT exams to appear in less than 30 seconds.

New research demonstrates the capability of photon-counting CT to go beyond stenosis and inflammation to offer precision mapping insights into the individualized metabolic activity of carotid perivascular adipose tissue.

Catch up on the top radiology content of the past week.

The CT-based True Definition DL software reportedly facilitates enhanced efficiency and high-resolution visualization for musculoskeletal, pulmonary and inner ear imaging.

For people with a history of heavy smoking, detection of significant incidental findings (SIFs) on low-dose computed tomography (LDCT) screening scans was associated with a 13.89 per 1000 marginal risk difference for extrapulmonary cancer in contrast to those with no SIFs, according to a study involving over 26,000 people.

Over a 10-year period, radiology report turnaround times for Medicare beneficiaries increased 113 percent with a total 87 percent increase occurring in 2022 and 2023, the last two years of a newly published retrospective study.

In a recent interview, Joseph Cavallo, MD, and Marla Sammer, MD, discussed the dearth of AI applications for pediatric imaging, new research evaluating adjunctive AI triage for CT detection of intracranial hemorrhages in children six and older, and going beyond the data points to ascertain the impact of AI on patient care.

Catch up on the top radiology content of the past week.

Catch up on a variety of new FDA clearances and approvals in radiology from the past week.

Catch up on the top AI-related news and research in radiology over the past month.

Offering high-resolution 3D imaging, the MARS Bioimaging Extremity Scanner System reportedly enhances the visualization of bone, soft tissue, blood vessels and metallic implants.

The Photonova Spectra photon-counting CT system reportedly offers a variety of features, including 8-bin energy resolution, rapid rotation speed and motion-free imaging.