Fig. 1

Current EAAA Level 1 ultrasound sign off process. Abbreviations: AAA: Assessment of abdominal aorta; EAAA: East Anglian Air Ambulance, E-FAST: Extended focused abdominal sonography in trauma; ELS: Echocardiography in life support; FUSIC: Focused Ultrasound in Intensive Care; POCUS: Point-of-care ultrasound; USG-VA: Ultrasound-guided vascular access