Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routines

Objective Given the extensive use of computed tomography (CT) in radiation-sensitive patients such as pregnant and pediatric patients, and considering the importance of tailoring CT protocols to patient characteristics for both the radiation dose and image quality, this study was performed to invest...

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Main Authors: Berit Dymbe, Elisabeth Vespestad Mæland, Jorunn Rønhovde Styve, Albertina Rusandu
Format: Article
Language:English
Published: SAGE Publishing 2020-04-01
Series:Journal of International Medical Research
Online Access:https://doi.org/10.1177/0300060520918427
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author Berit Dymbe
Elisabeth Vespestad Mæland
Jorunn Rønhovde Styve
Albertina Rusandu
author_facet Berit Dymbe
Elisabeth Vespestad Mæland
Jorunn Rønhovde Styve
Albertina Rusandu
author_sort Berit Dymbe
collection DOAJ
description Objective Given the extensive use of computed tomography (CT) in radiation-sensitive patients such as pregnant and pediatric patients, and considering the importance of tailoring CT protocols to patient characteristics for both the radiation dose and image quality, this study was performed to investigate the extent to which individualization of CT protocols is practiced across Norway. Methods This cross-sectional study involved collection of CT protocols and administration of a mini-questionnaire to obtain additional information about how CT examinations are individualized. All public hospitals performing CT to detect pulmonary embolism were invited, and 41% participated. Results Tailoring a standard protocol to different patient groups was more common than using dedicated protocols. Most of the available radiation dose-reduction approaches were used. However, implementation of these strategies was not systematic. Children and pregnant patients were examined without using dedicated CT protocols or by using protocol adjustments focusing on radiation dose reduction in 30% and 39% of the hospitals, respectively. Conclusion Practice optimization is needed, especially the development of dedicated CT protocols or guidelines that tailor the existing protocol to pediatric and pregnant patients. Practice might benefit from a more systematic approach to individualization of CT examinations, such as inserting tailoring instructions into CT protocols.
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spelling doaj.art-e0467a3d4f694095878c74ea024fad082022-12-21T18:25:55ZengSAGE PublishingJournal of International Medical Research1473-23002020-04-014810.1177/0300060520918427Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routinesBerit DymbeElisabeth Vespestad MælandJorunn Rønhovde StyveAlbertina RusanduObjective Given the extensive use of computed tomography (CT) in radiation-sensitive patients such as pregnant and pediatric patients, and considering the importance of tailoring CT protocols to patient characteristics for both the radiation dose and image quality, this study was performed to investigate the extent to which individualization of CT protocols is practiced across Norway. Methods This cross-sectional study involved collection of CT protocols and administration of a mini-questionnaire to obtain additional information about how CT examinations are individualized. All public hospitals performing CT to detect pulmonary embolism were invited, and 41% participated. Results Tailoring a standard protocol to different patient groups was more common than using dedicated protocols. Most of the available radiation dose-reduction approaches were used. However, implementation of these strategies was not systematic. Children and pregnant patients were examined without using dedicated CT protocols or by using protocol adjustments focusing on radiation dose reduction in 30% and 39% of the hospitals, respectively. Conclusion Practice optimization is needed, especially the development of dedicated CT protocols or guidelines that tailor the existing protocol to pediatric and pregnant patients. Practice might benefit from a more systematic approach to individualization of CT examinations, such as inserting tailoring instructions into CT protocols.https://doi.org/10.1177/0300060520918427
spellingShingle Berit Dymbe
Elisabeth Vespestad Mæland
Jorunn Rønhovde Styve
Albertina Rusandu
Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routines
Journal of International Medical Research
title Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routines
title_full Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routines
title_fullStr Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routines
title_full_unstemmed Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routines
title_short Individualization of computed tomography protocols for suspected pulmonary embolism: a national investigation of routines
title_sort individualization of computed tomography protocols for suspected pulmonary embolism a national investigation of routines
url https://doi.org/10.1177/0300060520918427
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