MRI

For patients who had a complete metabolic response to radiation treatment for head and neck cancer, the authors of a recent study found that surveillance imaging with PET/CT, MRI or CT did not improve outcomes in comparison to expectant management.

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

Noting that initial imaging sensitivity is a key factor in cost-effectiveness for patients who do not require acute treatment for dizziness, researchers found that specialized MRI (including multiplanar high-resolution DWI) provided the most benefit in a comparative trial of neuroimaging modalities.

Emphasizing factors such as tumor size, serum neutrophil count and arterial phase hyperenhancement proportion on MRI, a new diagnostic model outperformed eight staging systems for predicting advanced recurrence of hepatocellular carcinoma after liver resection.

Ultrasound and MRI findings from a new study suggest that greater carotid atherosclerosis and elevated white matter hyperintensities among women with the APOEe4 genotype, a strong risk factor for Alzheimer’s disease, are associated with increased PTSD symptoms in midlife women.

The ability to consider and comment on prior imaging in the radiology report may help reduce extraneous addenda requests.

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

In their review of functional MRI data from over 5,200 study participants, researchers noted that higher amygdala reactivity and lower prefrontal cortical reactivity were associated with adversity exposure, findings that may contribute to exaggerated threat detection and reduced emotional control.

In a recent video interview series, Dushyant Sahani, M.D., discussed the critical role of contrast media in diagnostic imaging, lessons learned from the contrast media shortage, key considerations with generic agents and currently unmet needs with contrast agents.

The expanded 510(k) clearance from the FDA for the Optimizer Smart Mini system allows full-body MRI use for patients with heart failure who are receiving cardiac contractility modulation (CCM).

New research shows that pelvic MRI offers equivalent sensitivity but nearly 20 percent greater specificity than transvaginal ultrasound for the classification of adnexal lesions.

Could adjustments to quality assurance review facilitate improved teamwork between radiologists and referring clinicians?

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

In a study of over 375,000 people, researchers found that a high liver MRI proton density fat fraction was associated with an over 7.5-fold higher risk for non-alcoholic steatohepatitis, a 4.5-fold higher risk for malignancy, and a 3.8-fold elevated risk for cirrhosis of the liver.

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

The update of the S-scan magnetic resonance imaging (MRI) system reportedly offers an improved ergonomic design, algorithms to enhance image quality and reduced scan times.

A 49-study meta-analysis revealed that MRI-based and CT-based radiomics models outperformed clinical models for predicting recurrence of hepatocellular carcinoma.

The artificial intelligence (AI)-powered software VUNO Med-DeepBrain reportedly automates brain MRI segmentation and provides access to volumetric data on over 100 regions of the brain.

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

In a newly published literature review, researchers examined the benefits of diffusion-weighted imaging (DWI) magnetic resonance imaging (MRI) for breast cancer characterization and monitoring of neoadjuvant chemotherapy, current drawbacks that thwart wider adoption, and emerging techniques that may enhance the modality’s effectiveness.

The success of compliance initiatives is often preceded by an easily understood rationale and simply stated benefits.

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

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

In reportedly the eighth FDA 510(k) clearance for Hyperfine’s Swoop portable brain MRI device, clinicians will now have access to enhanced denoising capabilities with diffusion-weighted imaging (DWI) sequences.

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