Anna Romanyukha, PhD; Steve Nzitunga; and Ana Dolcet

CT
CT patient positioning plays key role in radiation dose reduction
Technologists play a vital role in the reduction of radiation dose and image noise during CT scanning. One of the most effective techniques for reducing dose is patient positioning. Representatives of dose monitoring firm Qaelum provide an overview.
April 28, 2022
2020 02 04 18 54 0923 Ct Scan Patient 400
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Top Stories
2025 11 25 Radiology Mammograms Interval Cancers Thumbnail
Womens Imaging
Radiologist performance, patient factors tied to interval cancer risk
Breast density, family history of breast cancer, and inadequate radiologist performance influence interval breast cancer risk.
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Practice Management
MICI Q4: Radiology admins' confidence varies regarding medical imaging
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RSNA 2025
Image-only AI model improves breast cancer risk assessment
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RSNA 2025
Brain MRI reveals pro fighters' risk of waste clearing system damage
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Radiologist performance, patient factors tied to interval cancer risk
By Amerigo Allegretto
Breast density, family history of breast cancer, and inadequate radiologist performance influence interval breast cancer risk.
November 26, 2025
2025 11 25 Radiology Mammograms Interval Cancers Thumbnail
MICI Q4: Radiology admins' confidence varies regarding medical imaging
By Kate Madden Yee
Administrators' confidence is "neutral and consistent" with Q3 2025, although the "downstream impact of politics continues to be a concern."
November 26, 2025
Mici Q4 2025 Media Graph Thumbnail
Image-only AI model improves breast cancer risk assessment
By Amerigo Allegretto
AI image-based risk scoring could help with more accurate breast cancer prediction over breast density alone.
November 26, 2025
2025 11 24 Image Only Ai Model Breast Cancer Thumbnail
Brain MRI reveals pro fighters' risk of waste clearing system damage
By Kate Madden Yee
Sports-related traumatic brain injuries make up about 30% of brain injury cases.
November 26, 2025
2025 11 24 Fighter Image Thumbnail
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.
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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
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