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Published on: September 28, 2022
Ultrasound training for emergency physicians--a prospective study
D P Mandavia1, J Aragona, L Chan
1Department of Emergency Medicine, University of Southern California School of Medicine, Los Angeles, USA. mandavia@usc.edu
Summary
A 16-hour introductory ultrasound course effectively trains emergency physicians (EPs) in bedside ultrasonography. This training leads to high accuracy in interpreting emergency ultrasound images, establishing a solid foundation for clinical practice.
Area of Science:
- Emergency Medicine
- Medical Education
- Diagnostic Imaging
Background:
- Bedside ultrasound is increasingly used by emergency physicians (EPs).
- Standardized training requirements for EPs in ultrasonography are not well-defined.
- Evaluating the accuracy of EP-performed ultrasound after a defined training period is necessary.
Purpose of the Study:
- To evaluate the accuracy of emergency physician ultrasonography.
- To assess the effectiveness of a 16-hour introductory ultrasound course for EPs.
- To establish minimum training benchmarks for emergency ultrasound.
Main Methods:
- Phase I: 80 health professionals completed a 16-hour emergency ultrasound curriculum (lectures and hands-on).
- Participants took pre- and post-tests with 24 emergency ultrasound images.
- Phase II: Evaluated ultrasound examinations performed by postgraduate-year-2 (PGY2) residents over 10 months.
Main Results:
- Post-test scores significantly improved from pre-test scores (84% vs. 65%, p < 0.05).
- PGY2 residents achieved high accuracy in ultrasound interpretation: 92.4% sensitivity, 96.1% specificity, and 94.6% overall accuracy.
- Continued strong performance was observed on follow-up written tests.
Conclusions:
- Emergency physicians can achieve high accuracy in focused ultrasonography after a 16-hour introductory course.
- A 16-hour ultrasound course provides a foundational level of competency for EPs.
- This training model supports the integration of bedside ultrasound into emergency practice.
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