Dr. Roderic Pettigrew, PhD

Nov 26, 2017
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Proton Therapy
Proton therapy effective for patients with oropharyngeal cancer
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SBI: WISDOM trial is 'contaminated and underpowered'
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POCUS training leads to successful nerve block placement
December 15, 2025
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Venture capital investment rising in radiology
By Amerigo Allegretto
Venture capital investment continues to rise in radiology, with over $11 billion being invested in imaging companies.
December 15, 2025
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Proton therapy effective for patients with oropharyngeal cancer
By Will Morton
The treatment targets tumors with charged particles rather than the high-energy x-rays of photon therapy.
December 15, 2025
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SBI: WISDOM trial is 'contaminated and underpowered'
By Kate Madden Yee
The trial's conclusions are "unsupported," the Society of Breast Imaging (SBI) said, "due to significant methodological flaws."
December 15, 2025
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POCUS training leads to successful nerve block placement
By Amerigo Allegretto
Training can help novice point-of-care ultrasound users with guiding nerve blocks in patients with hip fractures.
December 15, 2025
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What causes lung cancers to be missed on screening?
By Kate Madden Yee
Incomplete smoking history documentation appears to be one of the reasons.
December 12, 2025
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Early PET/CT feasible in women with suspected breast cancer
By Will Morton
Early imaging is not only more patient-friendly but also has the potential to simplify clinical workflows.
December 12, 2025
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Study highlights risk-based breast cancer screening; ACR responds
By Amerigo Allegretto
A study showing the potential benefits of risk-based breast cancer screening has drawn criticism from the ACR.
December 12, 2025
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Is AI ready for autonomous reads of chest x-rays?
By Liz Carey
A debate at RSNA 2025 reviewed the current use of autonomous AI for chest radiographs and assessed future opportunities.
December 11, 2025
At RSNA 2025, thoracic radiologists debated using autonomous AI for chest radiograph interpretation. They also fielded many audience questions and comments as well.
Patients support AI in radiology, but not as a standalone reader
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A majority of survey respondents would not agree to AI as a sole reader.
December 11, 2025
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Lung cancer rates low on chest CT after incidental neck imaging findings
By Kate Madden Yee
The results could indicate that follow-up chest CT may not be necessary in this situation.
December 11, 2025
Lung Cancer
Adding AI to MRI improves return to play classification frameworks
By Kate Madden Yee
Predicting when athletes can safely return to play after an injury is key.
December 10, 2025
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Marathon training does not have long-term negative effects on heart
By Amerigo Allegretto
Echocardiography shows that endurance training by marathon runners does not have long-term negative effects on the heart.
December 10, 2025
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