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Updated: Mar 23, 2026

Whole-body PET/MRI of Pediatric Patients: The Details That Matter
Published on: December 19, 2017
Pediatric Oncologic Imaging: A Key Application of Combined PET/MRI
Combined positron emission tomography/magnetic resonance imaging (PET/MRI) offers significant advantages for pediatric imaging, reducing radiation exposure and the number of required studies. Further research is needed to establish specific indications for this promising modality in pediatric radiology.
Area of Science:
- Radiology
- Medical Imaging
- Pediatric Oncology
Background:
- Combined whole-body PET/MRI is a key application in pediatric imaging.
- Initial studies show PET/MRI's feasibility and advantages over PET/CT and MRI.
- This modality offers reduced radiation exposure (50-75%) and multiparametric characterization.
Purpose of the Study:
- To review existing literature on pediatric PET/MRI.
- To provide insights from practical experience with over 160 pediatric PET/MRI examinations.
- To highlight the potential clinical impact of combined PET/MRI in pediatric patients.
Main Methods:
- Literature review of pediatric PET/MRI studies.
- Analysis of practical experience from 160+ pediatric PET/MRI examinations.
- Comparison of PET/MRI with conventional imaging modalities (PET/CT, MRI).
Main Results:
- Combined PET/MRI demonstrates clinical feasibility and advantages in pediatric imaging.
- Significant reduction in radiation exposure for pediatric patients.
- Potential to decrease the number of necessary imaging studies through multiparametric characterization.
Conclusions:
- Combined PET/MRI is a promising imaging modality in pediatric oncology.
- It reduces diagnostic radiation exposure and the number of imaging studies needed for pediatric patients.
- Further clinical studies are essential to define specific indications for pediatric radiology.
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