Pulp fiction? A point-of-care gastric ultrasound analysis of gastric contents after ingestion of orange juice with and without pulp

Preoperative fasting guidelines emerged in the 1800s, prompted by perioperative aspiration deaths.[1][1] Without objective data, modern fasting guidelines for some non-clear liquids, such as orange juice (OJ) with pulp, rely on expert opinion. Gastric point-of-care ultrasound (POCUS) can