Diana Roettger, PhD, and Olga Kubassova, PhD

MRI
Advanced imaging offers insight into targeted therapies
Major breakthroughs are emerging in the development of targeted therapies that use the body's own immune system to attack cancer cells. But traditional methods of measuring the success of drug candidates are slow and expensive. Could advanced imaging help? Diana Roettger, PhD, and Olga Kubassova, PhD, of the Image Analysis Group offer a perspective.
February 5, 2019
2019 02 04 22 19 8026 Gbm Before 250
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Top Stories
Baseline and 1-year follow-up CT and MRI scans of thoracic and lumbar spine with color-coded vertebral segmentation
CT
LDCT predicts vertebral fracture risk in heavy smokers
Participants were heavy smokers aged 55 to 74 years old with at least 30 pack-years of smoking history.
Four wrist X-ray images showing fracture detection examples: true positive with distal radius fracture, true negative normal wrist, false positive misidentified fracture, and false negative missed fracture.
Digital X-Ray
ChatGPT-5 misses half of distal radius fractures on x-rays
Female presenter delivering conference talk on AI and ICH outcomes at SIM event with projection screens
AI
SIIM-CAIMI: AI triaging for ICH leads to faster turnaround times
PET/CT scan showing axial, sagittal, and coronal views with metabolic activity visualization in yellow and orange
MRI
SIIM-CAIMI: 20% of advanced imaging prior auth denials get overturned
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LDCT predicts vertebral fracture risk in heavy smokers
By Will Morton
Participants were heavy smokers aged 55 to 74 years old with at least 30 pack-years of smoking history.
October 27, 2026
Baseline and 1-year follow-up CT and MRI scans of thoracic and lumbar spine with color-coded vertebral segmentation
ChatGPT-5 misses half of distal radius fractures on x-rays
By Will Morton
ChatGPT-5 missed 83 fractures, demonstrating a sensitivity of 51.2% and a specificity of 70.5%, with overall accuracy of 61.6%.
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Four wrist X-ray images showing fracture detection examples: true positive with distal radius fracture, true negative normal wrist, false positive misidentified fracture, and false negative missed fracture.
SIIM-CAIMI: AI triaging for ICH leads to faster turnaround times
By Amerigo Allegretto
AI triaging that examined head CT images led to a 13-minute faster report turnaround in the emergency department.
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Female presenter delivering conference talk on AI and ICH outcomes at SIM event with projection screens
SIIM-CAIMI: 20% of advanced imaging prior auth denials get overturned
By Amerigo Allegretto
Advanced imaging prior authorization denials are overturned at a rate of five times that of all Medicare Advantage services.
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PET/CT scan showing axial, sagittal, and coronal views with metabolic activity visualization in yellow and orange
RadNet to acquire teleradiology provider Onrad
By AuntMinnie.com staff writers
The deal is expected to close in early 2027.
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Heartflow sues Elucid over cardiac CT patents, trade secrets
By AuntMinnie.com staff writers
Heartflow alleges that Elucid hired 11 of its employees who had knowledge of Heartflow’s product design.
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SIIM-CAIMI: Apollo LLM framework shows promise in patient monitoring
By Amerigo Allegretto
Faisal Mahmood, PhD, shared updates from his team's work developing the Apollo LLM framework.
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Medical researcher presenting computational pathology findings at SIIM CAIRM26 conference with tissue analysis visualization
SIIM-CAIMI: LLM pipeline tracks critical results in pediatric patients
By Amerigo Allegretto
An in-house LLM approach achieved near-perfect sensitivity for detecting critical results in child patients.
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DBT performance improves with patient age
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DBT led to higher cancer detection rates and lower abnormal interpretation rates in older women in a study over 93,000 women.
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AI fails to compensate for night-shift fatigue among residents
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Evidence that AI can offset fatigue-related performance loss remains limited.
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Radiologist comparing chest X-ray analysis with and without AI assistance using medical imaging software
Trainee-led informed consent talks with patients often insufficient
By Amerigo Allegretto
Results from a study suggest that more attention to the consent process in radiology training may be needed.
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High CAC scores nearly doubles 30-year mortality in young adults
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Among 12,847 participants, 1,703 (13.3%) had CAC scores above the 90th percentile.
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Glowing anatomical illustration of human heart with blood vessels on blue background
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