New Low-Dose CT protocol aims to slash radiation in kids

NCT ID NCT07199101

Not yet recruiting Knowledge-focused Sponsor: Beijing Children's Hospital Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study will develop and test a low-dose CT scanning protocol specifically for children, who are more sensitive to radiation. Researchers will use simulation technology to create the protocol and then verify it in a large trial with 2,650 children across multiple hospitals. The goal is to reduce radiation exposure while maintaining image quality needed for accurate diagnosis.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Low-dose CT scan
What this could lead to: If successful, this could establish a safer, widely usable CT protocol for children, reducing radiation exposure without sacrificing diagnostic accuracy.
What could go wrong: This is an early-stage protocol development study, not testing a new drug or cure. The low-dose images might not be clear enough for all diagnoses, and results may vary across hospitals.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

RADIATION DOSE REDUCTION

Contacts and locations

Locations

Affiliated Women's Hospital of Jiangnan University

Wuxi, Jiangsu, China
Baoding Hospital, Beijing Children's Hospital Affiliated to Capital Medical University

Baoding, Heibei, China
Beijing Children's Hospital, Capital Medical University, National Center for Children's Health

Beijing, Beijing Municipality, China
Beijing Friendship Hospital, Capital Medical University

Beijing, Beijing Municipality, China
Beijing Tongren Hospital, Capital Medical University

Beijing, Beijing Municipality, China
Children's Hospital of Changchun

Changchun, Jilin, China
Children's Hospital of Chongqing Medical University, National Clinical Research Center for Child Health and Disorders, Ministry of Education Key Laboratory of Child Development and Disorders.

Chongqing, Chongqing Municipality, China
Fuwai Central China Cardiovascular Hospital

Zhengzhou, Henan, China
Guangdong Women and Children Hospital

Guangzhou, Guangdong, China
Medical Center for Capital Children's Health, Capital Medical University

Beijing, Beijing Municipality, China
Nanfang Hospital, Southern Medical University

Guangzhou, Guangdong, China
National Institute for Radiological Protection, China CDC

Beijing, Beijing Municipality, China
Peking Union Medical College Hospital

Beijing, Beijing Municipality, China
People's Hospital of Xinjiang Uygur Autonomous Region

Ürümqi, Xinjiang, China
Shanghai Children's Medical Center, School of Medicine

Shanghai, Shanghai Municipality, China
Shanghai Jiao Tong University School of Medicine

Shanghai, Shanghai Municipality, China
ShanghaiTech University

Shanghai, Shanghai Municipality, China
The First Affiliated Hospital of Xi'an Jiao Tong University

Xi'an, Shaanxi, China
The Third Affiliated Hospital of Zhengzhou University

Zhengzhou, Henan, China
the First Hospital of Jilin University

Changchun, Jilin, China