Erik L. Ridley and Will Morton

RSNA 2023
Siemens touts ultrasound and CT scanners, generative AI at RSNA 2023
A new dual-source CT scanner, ultrasound system, and generative AI technology were among the highlights for Siemens Healthineers at RSNA 2023.
November 30, 2023
Siemens Rsna 2021 Social
MRI
Siemens features trio of new MRI scanners at RSNA 2022
CHICAGO - A trio of new MRI scanners headline new product launches for Siemens Healthineers at RSNA 2022. The company also showcased its Naeotom Alpha photon-counting CT scanner and recent introductions in molecular imaging, digital x-ray, and ultrasound.
November 28, 2022
2021 11 28 20 00 6152 Siemens Rsna 2021 400
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Dexa
Digital X-Ray
Electrical bone stimulation may improve bone health in women
A portable electrical stimulation device increased bone mineral content and bone area over 10 weeks.
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CT
Use precontrast, low attenuation CT to better identify liver cancer
Graeme Woodworth, MD, works at his station. Woodworth led the study on MRgFUS for opening the blood-brain barrier to deliver chemotherapy for glioblastoma patients.
Ultrasound
MRgFUS opens blood-brain barrier for chemotherapy
2025 11 21 Buttock Mri Image Thumbnail
RSNA 2025
Does the shape of our buttocks signal diabetes?
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Electrical bone stimulation may improve bone health in women
By Will Morton
A portable electrical stimulation device increased bone mineral content and bone area over 10 weeks.
November 25, 2025
Dexa
Use precontrast, low attenuation CT to better identify liver cancer
By Kate Madden Yee
Precontrast low attenuation on CT shows up as a region darker than surrounding tissues because fewer x-rays are being blocked.
November 25, 2025
2025 11 25 Radiology Park Figure2 Thumbnail
MRgFUS opens blood-brain barrier for chemotherapy
By Amerigo Allegretto
MRgFUS successfully opened the blood-brain barrier in cancer patients for chemotherapy to be delivered to target regions.
November 25, 2025
Graeme Woodworth, MD, works at his station. Woodworth led the study on MRgFUS for opening the blood-brain barrier to deliver chemotherapy for glioblastoma patients.
Does the shape of our buttocks signal diabetes?
By Will Morton
In participants with type 2 diabetes, MRI showed that men had muscle shrinkage, while women showed enlarged muscles.
November 25, 2025
2025 11 21 Buttock Mri Image Thumbnail
Imaging biomarker emerges as chronic stress measure
By Liz Carey
Adrenal volume acts like a "biological barometer" of chronic stress, according to Johns Hopkins researchers.
November 25, 2025
2025 11 21 2d 3d Segmentation Chestct Thumbnail
New SPECT/CT tracer visualizes distribution of ALS drug
By Will Morton
Tofersen has been approved for treating amyotrophic lateral sclerosis (ALS), but its regional brain uptake is not fully understood.
November 25, 2025
SPECT imaging of Tc-99m MAG3-tofersen in healthy human volunteers. (A) Maximum-intensity-projection images showing distribution of Tc-99m MAG3-tofersen in humans (n = 3) one, four, and 24 hours after intrathecal injection. Time–activity curves derived from SPECT data measuring activity in ROIs in CNS (lumbar, thoracic, and cervical spine ROIs include both cord and proximal CSF) (B), kidneys and liver (C), and brain atlas (D).
Your network doesn't matter anymore
By Rishi Nayyar
Agentic AI is rewriting the rules, according to PocketHealth Co-Founder and CEO Rishi Nayyar.
November 25, 2025
Nayyar Rishi Thumbnail
How are imaging modalities portrayed in movies?
By Amerigo Allegretto
Feature-length films often portray medical imaging in a negative light, including MRI, ultrasound, and mammography.
November 24, 2025
Movie Theater Adobe Mr Music
Higher muscle mass, decreased belly fat equals a healthy brain
By Kate Madden Yee
The research suggests that "improving muscle mass and reducing visceral fat may improve brain aging," investigators wrote.
November 24, 2025
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Art and radiology: Seeing beauty and value in images
By Philip Ward
In a Q&A interview, Harun Yildiz, MD, discusses the intersection of medical imaging and art.
November 24, 2025
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The paradox of AI in lung nodules
By Chris Wood
In this column, RevealDx CEO Chris Wood describes a pathway to reducing lung cancer mortality that isn't being fully utilized in the U.S.
November 24, 2025
Chris Wood, CEO of RevealDx
AI detects meningiomas on skull x-rays
By Will Morton
X-rays can reveal characteristic features of meningiomas, such as thickening of the skull bone.
November 21, 2025
2025 11 21 Ai Meningiomas Thumbnail
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