Dr. Po-Hao Chen

[email protected]

Second Take: Notify patients of radiation risk from CT scans

Should patients scheduled for CT scans be notified of the risk of radiation-induced cancer? In this Second Take article, Dr. Ian Amber and Dr. Po-Hao Chen take the position that obtaining patient consent before performing a CT scan is a necessary task for any responsible imaging provider.

December 17, 2013

2013 07 30 12 53 25 294 Second Take Am 200

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PET reveals mechanism underlying brain fog in long COVID

Brain regions where C-11 K-2 radiotracer was increased were negatively correlated with long COVID patients’ performance on cognitive tests.

Brain Puzzle Dementia

MRI finds that brain shape changes may be associated with dementia

2025 10 02 Shahrvini Ai Vs Radiologist False Positives Thumbnail

False-positive DBT findings differ between AI, radiologists

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What is the real impact of the 2025 MPFS Proposed Rule on radiology practices?

Digital Innovations Shaping the Future of Radiology

Digital Innovations Shaping the Future of Radiology

PET reveals mechanism underlying brain fog in long COVID

Brain regions where C-11 K-2 radiotracer was increased were negatively correlated with long COVID patients’ performance on cognitive tests.

October 2, 2025

2025 10 02 Long Covid Apar Thumbnail

MRI finds that brain shape changes may be associated with dementia

By Kate Madden Yee

One of the study's implications is that brain shape changes in the entorhinal cortex could contribute to the development of disease.

October 2, 2025

Brain Puzzle Dementia

False-positive DBT findings differ between AI, radiologists

By Amerigo Allegretto

False-positive DBT findings differed between AI and radiologists in population-based breast cancer screening.

October 2, 2025

2025 10 02 Shahrvini Ai Vs Radiologist False Positives Thumbnail

What is the real impact of the 2025 MPFS Proposed Rule on radiology practices?

By Sandy Coffta

A new column from Sandy Coffta of Healthcare Administrative Partners analyzes how the 2026 MPFS Proposed Rule would affect a sample radiology practice.

October 2, 2025

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HPI: Radiology attrition varies by gender, specialty, and practice type

By Kate Madden Yee

Continuing workforce trends such as increasing subspecialization and practice consolidation could affect the attrition rate.

October 1, 2025

ASTRO: Short prostate SBRT reduces side effects, but not PSA levels

By Kate Madden Yee

Study findings offer new evidence to help guide treatment decisions for patients with localized prostate cancer, researchers said.

October 1, 2025

ASTRO: STAR has role in managing VT in cardiac patients

By Amerigo Allegretto

Stereotactic arrhythmia radiotherapy (STAR) is safe and effective for treating refractory VT compared to repeat catheter ablation.

October 1, 2025

5-year CTC screening interval is appropriate for colorectal cancer

By Kate Madden Yee

The study's findings add to an ongoing conversation about the use of CTC for colorectal cancer screening.

September 30, 2025

Colorectal Cancer

ASTRO: Daily MRgRT recontouring improves prostate treatment outcomes

By Kate Madden Yee

Daily online adaptive recontouring is associated with clinically meaningful benefit in patient-reported quality of life measures.

September 30, 2025

ASTRO: Radiation therapy comparable to surgery for early-stage lung cancer

At 10 years, overall survival was virtually identical between patients treated with radiation therapy versus surgery.

September 30, 2025

CT use in the ED has more than doubled over a decade

By Kate Madden Yee

The finding could be due to the "evolving role of CT in ED care delivery," researchers noted.

September 30, 2025

Emergency Entrance

ASTRO: Proton therapy shows promise in breast cancer treatment

By Amerigo Allegretto

Proton radiation achieves similar health-related quality of life measures compared to photon radiation in breast cancer patients.

September 30, 2025

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