Paul Bumford told a coroner he was on his first locum shift at Wangaratta hospital when he treated Noah Souvatzis and should have escalated his care to a more senior doctor.
An inquest is investigating the death of 19-month-old Noah Souvatzis who had been holidaying with his parents in Myrtleford on December 29, 2021, when he became unwell, vomiting, crying for hours and had a high fever.