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Chest computed tomography angiography in children on extracorporeal membrane oxygenation (ECMO)
Nathan C Hull1, Gary R Schooler2, Larry A Binkovitz3
1Department of Radiology, Mayo Clinic, Division of Cardiovascular Radiology, 200 1st St. SW, Rochester, MN, 55905, USA. hull.nathan@mayo.edu.
Insights
Performing CT angiography in pediatric patients on extracorporeal membrane oxygenation (ECMO) requires careful planning. Radiologists must coordinate with clinicians and understand ECMO specifics for optimal imaging.
Area of Science:
- Radiology
- Pediatric Imaging
- Cardiovascular Imaging
Background:
- Chest CT angiography in pediatric patients on extracorporeal membrane oxygenation (ECMO) presents unique challenges.
- Successful imaging necessitates close collaboration between radiologists and clinical teams.
Purpose of the Study:
- To outline critical factors for optimizing chest CT angiography in pediatric patients undergoing ECMO.
- To provide guidance for radiologists managing these complex cases.
Main Methods:
- Review of essential considerations for chest CT angiography in pediatric ECMO patients.
- Emphasis on interdisciplinary communication and understanding of ECMO physiology.
Main Results:
- Key factors include understanding pediatric anatomy, ECMO circuit dynamics, and contrast administration parameters.
- Successful imaging relies on precise timing and appropriate contrast injection strategies.
Conclusions:
- Optimizing chest CT angiography in pediatric ECMO patients requires a multidisciplinary approach.
- Radiologists must possess comprehensive knowledge of both pediatric pathology and ECMO technology for effective imaging.
Abstract:
Performing chest CT angiography on pediatric patients on extracorporeal membrane oxygenation (ECMO) can be challenging. Successfully performing CT angiography in these children requires substantial communication and coordination between the radiologists and clinical care providers. Additionally, the radiologist must understand the child's anatomy and disease pathophysiology, flow dynamics of the ECMO circuit, image acquisition timing, contrast injection site, and volume, rate and duration of contrast administration. In this article we highlight the vital factors the radiologist needs to consider to optimize the chest CT angiography in pediatric patients on ECMO.
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