Phil Galewitz

Trump administration hits brakes on law to curb unneeded Medicare CT scans, MRIs

The U.S. Congress passed a law in 2014 to reduce unnecessary MRI exams, CT scans, and other expensive diagnostic imaging tests, but the Trump administration delayed putting the law into effect until 2020 after physicians argued it would interfere with their practices. Critics worry the delay comes at a cost: Medicare paying for millions of unnecessary exams and patients subject to unnecessary radiation.

August 18, 2019

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Walmart charts new course by steering workers to high-quality imaging centers

Walmart, the nation's largest private employer, is worried that too many of its workers are having health conditions misdiagnosed, leading to unnecessary surgery and wasted health spending.

May 15, 2019

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ACR's Ted Burnes talks advocacy in radiology with AuntMinnie

Ted Burnes from the American College of Radiology spoke with AuntMinnie on achievements in advocacy and what 2026 may bring.

Heart

PiB-PET/CT detects subtypes in cardiac amyloidosis

Contrast Injector

HPI: 13.5B mL of contrast media administered from 2011 to 2024

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AI ultrasound tool could reduce unnecessary biopsies by 60%

Lung Ct Images

3D CNN model estimates MACE risk from chest CT

ACR's Ted Burnes talks advocacy in radiology with AuntMinnie

By Amerigo Allegretto

Ted Burnes from the American College of Radiology spoke with AuntMinnie on achievements in advocacy and what 2026 may bring.

December 8, 2025

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PiB-PET/CT detects subtypes in cardiac amyloidosis

PiB-PET/CT shows strong promise as a next-generation diagnostic tool for cardiac amyloidosis.

December 5, 2025

HPI: 13.5B mL of contrast media administered from 2011 to 2024

By Kate Madden Yee

The findings are sobering, as contrast use contributes to environmental pollution.

December 5, 2025

Contrast Injector

AI ultrasound tool could reduce unnecessary biopsies by 60%

By Amerigo Allegretto

An AI tool could help reduce unnecessary breast biopsies, but should be used in conjunction with radiologist decision-making.

December 5, 2025

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3D CNN model estimates MACE risk from chest CT

By Kate Madden Yee

The algorithm appears effective at predicting major adverse cardiovascular events (MACE) even when applied to diverse patient groups.

December 5, 2025

What is the role of AI quantitation of coronary plaque?

Tracking coronary artery calcium score alone is not enough, according to an RSNA presentation.

December 4, 2025

Rsna 2025 Welcome

PET/MRI detects ‘unknown’ generators of musculoskeletal pain

Potential pain generators were identified by increased F-18 FDG radiotracer uptake on PET and/or structural abnormalities on MRI.

December 4, 2025

Axillary ultrasound predicts nodal disease burden in breast cancer

By Amerigo Allegretto

Axillary ultrasound can predict significant nodal disease burden in breast cancer patients, which could help avoid biopsy.

December 4, 2025

Ultrasound Collage

AI reduces MRI's carbon footprint

By Kate Madden Yee

Using AI with MRI imaging reduces exam time and therefore energy consumption and carbon dioxide emissions.

December 4, 2025

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Air pollution linked to more advanced coronary artery disease

By Kate Madden Yee

Even at low exposure levels, air pollution is associated with more plaque in the coronary arteries, researchers reported.

December 4, 2025

City Air Pollution

The 2025 PACSMan Awards -- The last hurrah

By Michael J. Cannavo

For perhaps the final time, consultant Michael J. Cannavo doles out his annual PACSMan Awards.

December 3, 2025

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Cryoablation treats early-stage breast cancer in older women

By Amerigo Allegretto

Cryoablation is effective in treating early-stage, ER+ breast cancer in older women who do not undergo surgery.

December 3, 2025

Rsna 2025 Welcome

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