Narayan Viswanadhan, MD

Nov 28, 2011
Latest in Home
Doctors Working Monitor Consult 400
Could more imaging access improve prison cancer care?
October 15, 2025
Prostate Cancer 3 D Rendering
PI-RADS v2.1 is 'highly sensitive' for prostate cancer detection on MRI
October 15, 2025
2025 10 14 Breast Qhdmi Ultrasound Thumbnail
qHDMI differentiates radial scars from invasive breast cancer
October 15, 2025
2025 10 14 Tumor Seeding Thumbnail
Lung biopsy before surgery linked to cancer recurrence
October 14, 2025
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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
Auditing preop MRIs is feasible under upcoming BI-RADS recommendations
By Amerigo Allegretto
Going by the upcoming BI-RADS manual resulted in metrics that were within expected ranges based on prior data.
October 14, 2025
2025 10 14 Radiology Preop Mri Birads Thumbnail
Social adversity tied to TNBC incidence rates in Black women
By Amerigo Allegretto
Black women in the U.S. who face more social adversity have higher incidence rates of triple-negative breast cancer (TNBC).
October 14, 2025
Black Women Hands Mammography 400 (1)
What radiology practices need to know about the federal government shutdown
By Rebecca Farrington
Rebecca Farrington of Healthcare Administrative Partners shares some helpful tips for radiology practices in dealing with the U.S. government shutdown.
October 13, 2025
Rebecca Farrington
PET/CT shows value in patients with soft-tissue sarcomas
By Will Morton
PET/CT scans can help identify which patients are most likely to benefit from treatment.
October 13, 2025
Pet Ct Scanner
New MRI technique assesses brain changes in multiple sclerosis patients
By Kate Madden Yee
The protocol could help clinicians better identify these changes, according to researchers.
October 13, 2025
Multiple Sclerosis Nerve Disorder Brain Adobe Freshidea
Breast tumor incidence trends similar for Black women in Ghana, U.S.
By Amerigo Allegretto
New data from the NCI finds that women in Ghana and Black women in the U.S. have similar breast tumor trends.
October 13, 2025
Patient African American Woman 400
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