Benjamin Johnson, MD, MS

Nov 28, 2011
Latest in Home
X Ray Radiography Tech Patient 400
Bone-RADS improves accuracy for junior, attending physicans
October 17, 2025
Crohn Disease Sign Adobe Dizain
MRI, CT, ultrasound biomarkers help identify Crohn disease strictures
October 17, 2025
United States Map 400
Low breast cancer screening prevalence tied to socioeconomic factors
October 17, 2025
2025 10 16 Chemo Brain Thumbnail
PET/CT reveals ‘chemo brain’ regions in leukemia patients
October 16, 2025
More in Home
Bone-RADS improves accuracy for junior, attending physicans
By Amerigo Allegretto
ACR's Bone-RADS led to improved diagnostic accuracy for junior and attending physicians, but lower accuracy for senior physicians.
October 17, 2025
X Ray Radiography Tech Patient 400
MRI, CT, ultrasound biomarkers help identify Crohn disease strictures
By Kate Madden Yee
The findings of a review published in Radiographics could help clinicians determine the best treatment for the disease.
October 17, 2025
Crohn Disease Sign Adobe Dizain
Low breast cancer screening prevalence tied to socioeconomic factors
By Amerigo Allegretto
Geographic trends show that low cancer screening participation is linked to socioeconomic disadvantages.
October 17, 2025
United States Map 400
PET/CT reveals ‘chemo brain’ regions in leukemia patients
By Will Morton
Chemotherapy is associated with brain metabolic alterations, particularly in areas governing cognition and emotion.
October 16, 2025
2025 10 16 Chemo Brain Thumbnail
Stanford AIDE lab proposes radiology AI safety monitoring model
By Liz Carey
EMM was developed to monitor FDA-cleared radiological AI devices as a complement to retrospective monitoring.
October 16, 2025
David Larson Md Stanford Aide Lab 2025
Low-field MRI improves Alzheimer's research access
By Kate Madden Yee
Why? Because the technology could be more geographically accessible, researchers noted.
October 16, 2025
Alzheimers Amyloid
Could more imaging access improve prison cancer care?
By Amerigo Allegretto
One potential strategy for improving cancer care among incarcerated individuals is more access to screening tests.
October 15, 2025
Doctors Working Monitor Consult 400
PI-RADS v2.1 is 'highly sensitive' for prostate cancer detection on MRI
By Kate Madden Yee
PI-RADS v2.1 was developed by the ACR and the European Society of Urogenital Radiology (ESUR) and released in 2019.
October 15, 2025
Prostate Cancer 3 D Rendering
qHDMI differentiates radial scars from invasive breast cancer
By Amerigo Allegretto
Angiogenesis-based biomarkers from ultrasound can differentiate between radial scar lesions and invasive breast cancer.
October 15, 2025
2025 10 14 Breast Qhdmi Ultrasound Thumbnail
Lung biopsy before surgery linked to cancer recurrence
By Will Morton
The findings confirm concerns about “tumor cell spillage” during the procedure.
October 14, 2025
2025 10 14 Tumor Seeding Thumbnail
Abnormal CT-FFR results translate to up to 7 years of cardiovascular risk
By Kate Madden Yee
The prognostic value of CT fractional flow reserve (CT-FFR) has been unclear, but a recent study's findings offer further insight.
October 14, 2025
Heart Damage
PSMA-PET/CT reporting varies widely in the U.S.
By Will Morton
Standardized interpretation frameworks for PSMA-PET/CT reporting are underused in the U.S.
October 14, 2025
2025 10 14 Incidental Findings Psma Pet Ct Thumbnail
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