Ultrasound

A multiparametric ultrasound model emphasizing attenuation coefficient assessment demonstrated a 77 percent AUC for detecting metabolic dysfunction-associated steatohepatitis (MASH), according to validation testing from a new multicenter study.

For men with prostate cancer, the use of MRI-guided transurethral ultrasound ablation (TULSA) led to a 92 percent decrease in median prostate volume at one year, according to new research recently presented at Society of Interventional Radiology (SIR) conference.

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In a comparison of image-to-text large language models (LLMs), ChatGPT 4.0 offered a 95 percent sensitivity rate and an 83 percent AUC that were comparable to that of two senior radiologists and one junior radiologist interacting with LLM to differentiate between malignant and benign thyroid nodules on ultrasound.

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While adjunctive use of AI led to significantly higher specificity and accuracy rates in detecting cancer on breast ultrasound exams in comparison to unassisted reading by breast radiologists, researchers noted that 12 of 13 BI-RADS 3 lesions upgraded by AI were ultimately benign, according to research presented at the European Congress of Radiology.

A recent pediatric clinical trial revealed that left ventricular opacification with the ultrasound agent Definity improved ejection fraction assessment for 80 percent of patients.

Designed for full-body imaging, the new modality reportedly offers a lightweight portable design, AI-powered tools and enhanced high-resolution images.

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

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

What does the current evidence reveal for four FDA-cleared AI software modalities for breast ultrasound? Leading researchers review the study findings in a recently published literature review.

Recently cleared by the FDA, the iQ3 point-of-care ultrasound system reportedly offers new advances in 3D imaging capabilities.

Review the case and test your knowledge to make the correct diagnosis.

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Reportedly providing enhanced imaging of structural heart disease, the minimally invasive X11 4t Mini 3D TEE ultrasound transducer facilitates use of the technology in smaller pediatric patients as well as high-risk ICU patients.

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

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

In a recent interview, Eric Secemsky, M.D., discussed an array of benefits for the use of intravascular ultrasound (IVUS) in supplementing angiography for peripheral vascular interventions, current barriers preventing more widespread adoption of the technology and other salient insights from a recent multidisciplinary roundtable discussion.

In a recently issued statement from multiple radiology societies including the RSNA and ACR, researchers offer practical advice for evaluating artificial intelligence (AI) tools, implementing AI into current workflows and monitoring of the technology to help ensure optimal benefit and effectiveness.

A singular database of current rules, guidelines and best practices in radiology would be a welcome advance to ensure ease of access, consistency, and proactive prevention of frivolous malpractice cases.

While CT, MRI and X-rays provide more of a workout for one’s radiological skills, more occasional spurts of DEXA scans and Doppler ultrasounds can provide comfortable diversions on worklists.

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Noting the challenges with angiography in the imaging of lower extremity revascularization, a panel of interventional radiologists, interventional cardiologists and vascular surgeons discussed emerging evidence that supports the use of intravascular ultrasound in facilitating improved outcomes in this high-risk patient population.

Offering enhanced utility for assessing urinary incontinence, bladder emptying and urinary retention, the Clarius Bladder AI ultrasound software reportedly provides bladder volume measurement in seconds.

The BioTraceIO software reportedly facilitates visualization of liver tumor ablation procedures based on real-time ultrasound imaging and provides superior post-op estimates of ablation zone volume in comparison to computed tomography.

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In a recent proof-of-concept trial assessing the combination of aducanumab infusion with MRI-guided focused ultrasound to open the blood-brain barrier, researchers found significant reductions in amyloid-beta load at 26 weeks in patients with Alzheimer’s disease.

The EndoSound Vision System reportedly enables providers to convert existing upper gastrointestinal endoscopes into endoscopic ultrasound modalities.