Nil Per Os in the Emergency Department: A Quantitative Study on Fasting Before Presumptive Emergency Surgery

The study indicates that the routine practice of nil per os upon arrival at the emergency department is often unwarranted, particularly for those not classified as Rapid Emergency Triage and Treatment System priority 1. These findings highlight the need for updated guidelines to ensure that nil per os protocols are issued based on a clear medical necessity, thereby minimizing unnecessary fasting and its associated risks.