Gastric Emptying of Oral Nutritional Supplements Assessed by Ultrasound

Fasting has been the standard of many medical procedures such as upper endoscopic procedure, surgery, bronchoscopy and abdominal ultrasound imaging. Generally, the fasting recommendations follow The Canadian Anesthetist’s Society (CAS) and American Society of Anesthesiologists (ASA) guidelines. In that recommendation, patients only received clear liquid which contains simple carbohydrate or water two to six hours prior to surgery. After three hours of meal body has to provide nutritions for itself by gluconeogenesis.
In addition to nutritional issues, gastric irritation and dehydration occur as well. All these conditions can have adverse effects on the patients pre and post-surgical outcomes.
Oral …